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<h1><a href="datastore_v1.html">Cloud Datastore API</a> . <a href="datastore_v1.projects.html">projects</a></h1>
<h2>Instance Methods</h2>
<p class="toc_element">
  <code><a href="datastore_v1.projects.indexes.html">indexes()</a></code>
</p>
<p class="firstline">Returns the indexes Resource.</p>

<p class="toc_element">
  <code><a href="datastore_v1.projects.operations.html">operations()</a></code>
</p>
<p class="firstline">Returns the operations Resource.</p>

<p class="toc_element">
  <code><a href="#allocateIds">allocateIds(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Allocates IDs for the given keys, which is useful for referencing an entity</p>
<p class="toc_element">
  <code><a href="#beginTransaction">beginTransaction(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Begins a new transaction.</p>
<p class="toc_element">
  <code><a href="#commit">commit(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Commits a transaction, optionally creating, deleting or modifying some</p>
<p class="toc_element">
  <code><a href="#export">export(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Exports a copy of all or a subset of entities from Google Cloud Datastore</p>
<p class="toc_element">
  <code><a href="#import_">import_(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Imports entities into Google Cloud Datastore. Existing entities with the</p>
<p class="toc_element">
  <code><a href="#lookup">lookup(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Looks up entities by key.</p>
<p class="toc_element">
  <code><a href="#reserveIds">reserveIds(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Prevents the supplied keys' IDs from being auto-allocated by Cloud</p>
<p class="toc_element">
  <code><a href="#rollback">rollback(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Rolls back a transaction.</p>
<p class="toc_element">
  <code><a href="#runQuery">runQuery(projectId, body=None, x__xgafv=None)</a></code></p>
<p class="firstline">Queries for entities.</p>
<h3>Method Details</h3>
<div class="method">
    <code class="details" id="allocateIds">allocateIds(projectId, body=None, x__xgafv=None)</code>
  <pre>Allocates IDs for the given keys, which is useful for referencing an entity
before it is inserted.

Args:
  projectId: string, Required. The ID of the project against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for Datastore.AllocateIds.
    &quot;keys&quot;: [ # Required. A list of keys with incomplete key paths for which to allocate IDs.
        # No key may be reserved/read-only.
      { # A unique identifier for an entity.
          # If a key&#x27;s partition ID or any of its path kinds or names are
          # reserved/read-only, the key is reserved/read-only.
          # A reserved/read-only key is forbidden in certain documented contexts.
        &quot;path&quot;: [ # The entity path.
            # An entity path consists of one or more elements composed of a kind and a
            # string or numerical identifier, which identify entities. The first
            # element identifies a _root entity_, the second element identifies
            # a _child_ of the root entity, the third element identifies a child of the
            # second entity, and so forth. The entities identified by all prefixes of
            # the path are called the element&#x27;s _ancestors_.
            #
            # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
            # are required to be in the path along with the entity identifier itself.
            # The only exception is that in some documented cases, the identifier in the
            # last path element (for the entity) itself may be omitted. For example,
            # the last path element of the key of `Mutation.insert` may have no
            # identifier.
            #
            # A path can never be empty, and a path can have at most 100 elements.
          { # A (kind, ID/name) pair used to construct a key path.
              #
              # If either name or ID is set, the element is complete.
              # If neither is set, the element is incomplete.
            &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                # A name matching regex `__.*__` is reserved/read-only.
                # A name must not be more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                # A kind matching regex `__.*__` is reserved/read-only.
                # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                # Never equal to zero. Values less than zero are discouraged and may not
                # be supported in the future.
          },
        ],
        &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
            # ID and namespace ID.
            # Queries are scoped to a single partition.
            # by project and namespace, however the namespace ID may be empty.
            #
            # A partition ID contains several dimensions:
            # project ID and namespace ID.
            #
            # Partition dimensions:
            #
            # - May be `&quot;&quot;`.
            # - Must be valid UTF-8 bytes.
            # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
            # If the value of any dimension matches regex `__.*__`, the partition is
            # reserved/read-only.
            # A reserved/read-only partition ID is forbidden in certain documented
            # contexts.
            #
            # Foreign partition IDs (in which the project ID does
            # not match the context project ID ) are discouraged.
            # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
          &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
          &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
        },
      },
    ],
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # The response for Datastore.AllocateIds.
    &quot;keys&quot;: [ # The keys specified in the request (in the same order), each with
        # its key path completed with a newly allocated ID.
      { # A unique identifier for an entity.
          # If a key&#x27;s partition ID or any of its path kinds or names are
          # reserved/read-only, the key is reserved/read-only.
          # A reserved/read-only key is forbidden in certain documented contexts.
        &quot;path&quot;: [ # The entity path.
            # An entity path consists of one or more elements composed of a kind and a
            # string or numerical identifier, which identify entities. The first
            # element identifies a _root entity_, the second element identifies
            # a _child_ of the root entity, the third element identifies a child of the
            # second entity, and so forth. The entities identified by all prefixes of
            # the path are called the element&#x27;s _ancestors_.
            #
            # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
            # are required to be in the path along with the entity identifier itself.
            # The only exception is that in some documented cases, the identifier in the
            # last path element (for the entity) itself may be omitted. For example,
            # the last path element of the key of `Mutation.insert` may have no
            # identifier.
            #
            # A path can never be empty, and a path can have at most 100 elements.
          { # A (kind, ID/name) pair used to construct a key path.
              #
              # If either name or ID is set, the element is complete.
              # If neither is set, the element is incomplete.
            &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                # A name matching regex `__.*__` is reserved/read-only.
                # A name must not be more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                # A kind matching regex `__.*__` is reserved/read-only.
                # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                # Never equal to zero. Values less than zero are discouraged and may not
                # be supported in the future.
          },
        ],
        &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
            # ID and namespace ID.
            # Queries are scoped to a single partition.
            # by project and namespace, however the namespace ID may be empty.
            #
            # A partition ID contains several dimensions:
            # project ID and namespace ID.
            #
            # Partition dimensions:
            #
            # - May be `&quot;&quot;`.
            # - Must be valid UTF-8 bytes.
            # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
            # If the value of any dimension matches regex `__.*__`, the partition is
            # reserved/read-only.
            # A reserved/read-only partition ID is forbidden in certain documented
            # contexts.
            #
            # Foreign partition IDs (in which the project ID does
            # not match the context project ID ) are discouraged.
            # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
          &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
          &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
        },
      },
    ],
  }</pre>
</div>

<div class="method">
    <code class="details" id="beginTransaction">beginTransaction(projectId, body=None, x__xgafv=None)</code>
  <pre>Begins a new transaction.

Args:
  projectId: string, Required. The ID of the project against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for Datastore.BeginTransaction.
    &quot;transactionOptions&quot;: { # Options for beginning a new transaction. # Options for a new transaction.
        #
        # Transactions can be created explicitly with calls to
        # Datastore.BeginTransaction or implicitly by setting
        # ReadOptions.new_transaction in read requests.
      &quot;readWrite&quot;: { # Options specific to read / write transactions. # The transaction should allow both reads and writes.
        &quot;previousTransaction&quot;: &quot;A String&quot;, # The transaction identifier of the transaction being retried.
      },
      &quot;readOnly&quot;: { # Options specific to read-only transactions. # The transaction should only allow reads.
      },
    },
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # The response for Datastore.BeginTransaction.
    &quot;transaction&quot;: &quot;A String&quot;, # The transaction identifier (always present).
  }</pre>
</div>

<div class="method">
    <code class="details" id="commit">commit(projectId, body=None, x__xgafv=None)</code>
  <pre>Commits a transaction, optionally creating, deleting or modifying some
entities.

Args:
  projectId: string, Required. The ID of the project against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for Datastore.Commit.
    &quot;transaction&quot;: &quot;A String&quot;, # The identifier of the transaction associated with the commit. A
        # transaction identifier is returned by a call to
        # Datastore.BeginTransaction.
    &quot;mode&quot;: &quot;A String&quot;, # The type of commit to perform. Defaults to `TRANSACTIONAL`.
    &quot;mutations&quot;: [ # The mutations to perform.
        # 
        # When mode is `TRANSACTIONAL`, mutations affecting a single entity are
        # applied in order. The following sequences of mutations affecting a single
        # entity are not permitted in a single `Commit` request:
        # 
        # - `insert` followed by `insert`
        # - `update` followed by `insert`
        # - `upsert` followed by `insert`
        # - `delete` followed by `update`
        # 
        # When mode is `NON_TRANSACTIONAL`, no two mutations may affect a single
        # entity.
      { # A mutation to apply to an entity.
        &quot;delete&quot;: { # A unique identifier for an entity. # The key of the entity to delete. The entity may or may not already exist.
            # Must have a complete key path and must not be reserved/read-only.
            # If a key&#x27;s partition ID or any of its path kinds or names are
            # reserved/read-only, the key is reserved/read-only.
            # A reserved/read-only key is forbidden in certain documented contexts.
          &quot;path&quot;: [ # The entity path.
              # An entity path consists of one or more elements composed of a kind and a
              # string or numerical identifier, which identify entities. The first
              # element identifies a _root entity_, the second element identifies
              # a _child_ of the root entity, the third element identifies a child of the
              # second entity, and so forth. The entities identified by all prefixes of
              # the path are called the element&#x27;s _ancestors_.
              #
              # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
              # are required to be in the path along with the entity identifier itself.
              # The only exception is that in some documented cases, the identifier in the
              # last path element (for the entity) itself may be omitted. For example,
              # the last path element of the key of `Mutation.insert` may have no
              # identifier.
              #
              # A path can never be empty, and a path can have at most 100 elements.
            { # A (kind, ID/name) pair used to construct a key path.
                #
                # If either name or ID is set, the element is complete.
                # If neither is set, the element is incomplete.
              &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                  # A name matching regex `__.*__` is reserved/read-only.
                  # A name must not be more than 1500 bytes when UTF-8 encoded.
                  # Cannot be `&quot;&quot;`.
              &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                  # A kind matching regex `__.*__` is reserved/read-only.
                  # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                  # Cannot be `&quot;&quot;`.
              &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                  # Never equal to zero. Values less than zero are discouraged and may not
                  # be supported in the future.
            },
          ],
          &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
              # ID and namespace ID.
              # Queries are scoped to a single partition.
              # by project and namespace, however the namespace ID may be empty.
              #
              # A partition ID contains several dimensions:
              # project ID and namespace ID.
              #
              # Partition dimensions:
              #
              # - May be `&quot;&quot;`.
              # - Must be valid UTF-8 bytes.
              # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
              # If the value of any dimension matches regex `__.*__`, the partition is
              # reserved/read-only.
              # A reserved/read-only partition ID is forbidden in certain documented
              # contexts.
              #
              # Foreign partition IDs (in which the project ID does
              # not match the context project ID ) are discouraged.
              # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
            &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
            &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
          },
        },
        &quot;insert&quot;: { # A Datastore data object. # The entity to insert. The entity must not already exist.
            # The entity key&#x27;s final path element may be incomplete.
            #
            # An entity is limited to 1 megabyte when stored. That _roughly_
            # corresponds to a limit of 1 megabyte for the serialized form of this
            # message.
          &quot;properties&quot;: { # The entity&#x27;s properties.
              # The map&#x27;s keys are property names.
              # A property name matching regex `__.*__` is reserved.
              # A reserved property name is forbidden in certain documented contexts.
              # The name must not contain more than 500 characters.
              # The name cannot be `&quot;&quot;`.
            &quot;a_key&quot;: { # A message that can hold any of the supported value types and associated
                # metadata.
              &quot;doubleValue&quot;: 3.14, # A double value.
              &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                  # When stored in the Datastore, precise only to microseconds;
                  # any additional precision is rounded down.
              &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
              &quot;booleanValue&quot;: True or False, # A boolean value.
              &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                  # May have at most 1,000,000 bytes.
                  # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                  # In JSON requests, must be base64-encoded.
              &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
              &quot;arrayValue&quot;: { # An array value. # An array value.
                  # Cannot contain another array value.
                  # A `Value` instance that sets field `array_value` must not set fields
                  # `meaning` or `exclude_from_indexes`.
                &quot;values&quot;: [ # Values in the array.
                    # The order of values in an array is preserved as long as all values have
                    # identical settings for &#x27;exclude_from_indexes&#x27;.
                  # Object with schema name: Value
                ],
              },
              &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                  #
                  # - May have no key.
                  # - May have a key with an incomplete key path.
                  # - May have a reserved/read-only key.
              &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                  # of doubles representing degrees latitude and degrees longitude. Unless
                  # specified otherwise, this must conform to the
                  # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                  # standard&lt;/a&gt;. Values must be within normalized ranges.
                &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
                &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
              },
              &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
              &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                  # If a key&#x27;s partition ID or any of its path kinds or names are
                  # reserved/read-only, the key is reserved/read-only.
                  # A reserved/read-only key is forbidden in certain documented contexts.
                &quot;path&quot;: [ # The entity path.
                    # An entity path consists of one or more elements composed of a kind and a
                    # string or numerical identifier, which identify entities. The first
                    # element identifies a _root entity_, the second element identifies
                    # a _child_ of the root entity, the third element identifies a child of the
                    # second entity, and so forth. The entities identified by all prefixes of
                    # the path are called the element&#x27;s _ancestors_.
                    #
                    # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                    # are required to be in the path along with the entity identifier itself.
                    # The only exception is that in some documented cases, the identifier in the
                    # last path element (for the entity) itself may be omitted. For example,
                    # the last path element of the key of `Mutation.insert` may have no
                    # identifier.
                    #
                    # A path can never be empty, and a path can have at most 100 elements.
                  { # A (kind, ID/name) pair used to construct a key path.
                      #
                      # If either name or ID is set, the element is complete.
                      # If neither is set, the element is incomplete.
                    &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                        # A name matching regex `__.*__` is reserved/read-only.
                        # A name must not be more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                        # A kind matching regex `__.*__` is reserved/read-only.
                        # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                        # Never equal to zero. Values less than zero are discouraged and may not
                        # be supported in the future.
                  },
                ],
                &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                    # ID and namespace ID.
                    # Queries are scoped to a single partition.
                    # by project and namespace, however the namespace ID may be empty.
                    #
                    # A partition ID contains several dimensions:
                    # project ID and namespace ID.
                    #
                    # Partition dimensions:
                    #
                    # - May be `&quot;&quot;`.
                    # - Must be valid UTF-8 bytes.
                    # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                    # If the value of any dimension matches regex `__.*__`, the partition is
                    # reserved/read-only.
                    # A reserved/read-only partition ID is forbidden in certain documented
                    # contexts.
                    #
                    # Foreign partition IDs (in which the project ID does
                    # not match the context project ID ) are discouraged.
                    # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                  &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                  &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
                },
              },
              &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                  # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                  # Otherwise, may be set to at most 1,000,000 bytes.
              &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                  # explicitly.
            },
          },
          &quot;key&quot;: { # A unique identifier for an entity. # The entity&#x27;s key.
              #
              # An entity must have a key, unless otherwise documented (for example,
              # an entity in `Value.entity_value` may have no key).
              # An entity&#x27;s kind is its key path&#x27;s last element&#x27;s kind,
              # or null if it has no key.
              # If a key&#x27;s partition ID or any of its path kinds or names are
              # reserved/read-only, the key is reserved/read-only.
              # A reserved/read-only key is forbidden in certain documented contexts.
            &quot;path&quot;: [ # The entity path.
                # An entity path consists of one or more elements composed of a kind and a
                # string or numerical identifier, which identify entities. The first
                # element identifies a _root entity_, the second element identifies
                # a _child_ of the root entity, the third element identifies a child of the
                # second entity, and so forth. The entities identified by all prefixes of
                # the path are called the element&#x27;s _ancestors_.
                #
                # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                # are required to be in the path along with the entity identifier itself.
                # The only exception is that in some documented cases, the identifier in the
                # last path element (for the entity) itself may be omitted. For example,
                # the last path element of the key of `Mutation.insert` may have no
                # identifier.
                #
                # A path can never be empty, and a path can have at most 100 elements.
              { # A (kind, ID/name) pair used to construct a key path.
                  #
                  # If either name or ID is set, the element is complete.
                  # If neither is set, the element is incomplete.
                &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                    # A name matching regex `__.*__` is reserved/read-only.
                    # A name must not be more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                    # A kind matching regex `__.*__` is reserved/read-only.
                    # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                    # Never equal to zero. Values less than zero are discouraged and may not
                    # be supported in the future.
              },
            ],
            &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                # ID and namespace ID.
                # Queries are scoped to a single partition.
                # by project and namespace, however the namespace ID may be empty.
                #
                # A partition ID contains several dimensions:
                # project ID and namespace ID.
                #
                # Partition dimensions:
                #
                # - May be `&quot;&quot;`.
                # - Must be valid UTF-8 bytes.
                # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                # If the value of any dimension matches regex `__.*__`, the partition is
                # reserved/read-only.
                # A reserved/read-only partition ID is forbidden in certain documented
                # contexts.
                #
                # Foreign partition IDs (in which the project ID does
                # not match the context project ID ) are discouraged.
                # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
              &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
              &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
            },
          },
        },
        &quot;baseVersion&quot;: &quot;A String&quot;, # The version of the entity that this mutation is being applied to. If this
            # does not match the current version on the server, the mutation conflicts.
        &quot;update&quot;: { # A Datastore data object. # The entity to update. The entity must already exist.
            # Must have a complete key path.
            #
            # An entity is limited to 1 megabyte when stored. That _roughly_
            # corresponds to a limit of 1 megabyte for the serialized form of this
            # message.
          &quot;properties&quot;: { # The entity&#x27;s properties.
              # The map&#x27;s keys are property names.
              # A property name matching regex `__.*__` is reserved.
              # A reserved property name is forbidden in certain documented contexts.
              # The name must not contain more than 500 characters.
              # The name cannot be `&quot;&quot;`.
            &quot;a_key&quot;: { # A message that can hold any of the supported value types and associated
                # metadata.
              &quot;doubleValue&quot;: 3.14, # A double value.
              &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                  # When stored in the Datastore, precise only to microseconds;
                  # any additional precision is rounded down.
              &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
              &quot;booleanValue&quot;: True or False, # A boolean value.
              &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                  # May have at most 1,000,000 bytes.
                  # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                  # In JSON requests, must be base64-encoded.
              &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
              &quot;arrayValue&quot;: { # An array value. # An array value.
                  # Cannot contain another array value.
                  # A `Value` instance that sets field `array_value` must not set fields
                  # `meaning` or `exclude_from_indexes`.
                &quot;values&quot;: [ # Values in the array.
                    # The order of values in an array is preserved as long as all values have
                    # identical settings for &#x27;exclude_from_indexes&#x27;.
                  # Object with schema name: Value
                ],
              },
              &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                  #
                  # - May have no key.
                  # - May have a key with an incomplete key path.
                  # - May have a reserved/read-only key.
              &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                  # of doubles representing degrees latitude and degrees longitude. Unless
                  # specified otherwise, this must conform to the
                  # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                  # standard&lt;/a&gt;. Values must be within normalized ranges.
                &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
                &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
              },
              &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
              &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                  # If a key&#x27;s partition ID or any of its path kinds or names are
                  # reserved/read-only, the key is reserved/read-only.
                  # A reserved/read-only key is forbidden in certain documented contexts.
                &quot;path&quot;: [ # The entity path.
                    # An entity path consists of one or more elements composed of a kind and a
                    # string or numerical identifier, which identify entities. The first
                    # element identifies a _root entity_, the second element identifies
                    # a _child_ of the root entity, the third element identifies a child of the
                    # second entity, and so forth. The entities identified by all prefixes of
                    # the path are called the element&#x27;s _ancestors_.
                    #
                    # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                    # are required to be in the path along with the entity identifier itself.
                    # The only exception is that in some documented cases, the identifier in the
                    # last path element (for the entity) itself may be omitted. For example,
                    # the last path element of the key of `Mutation.insert` may have no
                    # identifier.
                    #
                    # A path can never be empty, and a path can have at most 100 elements.
                  { # A (kind, ID/name) pair used to construct a key path.
                      #
                      # If either name or ID is set, the element is complete.
                      # If neither is set, the element is incomplete.
                    &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                        # A name matching regex `__.*__` is reserved/read-only.
                        # A name must not be more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                        # A kind matching regex `__.*__` is reserved/read-only.
                        # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                        # Never equal to zero. Values less than zero are discouraged and may not
                        # be supported in the future.
                  },
                ],
                &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                    # ID and namespace ID.
                    # Queries are scoped to a single partition.
                    # by project and namespace, however the namespace ID may be empty.
                    #
                    # A partition ID contains several dimensions:
                    # project ID and namespace ID.
                    #
                    # Partition dimensions:
                    #
                    # - May be `&quot;&quot;`.
                    # - Must be valid UTF-8 bytes.
                    # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                    # If the value of any dimension matches regex `__.*__`, the partition is
                    # reserved/read-only.
                    # A reserved/read-only partition ID is forbidden in certain documented
                    # contexts.
                    #
                    # Foreign partition IDs (in which the project ID does
                    # not match the context project ID ) are discouraged.
                    # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                  &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                  &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
                },
              },
              &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                  # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                  # Otherwise, may be set to at most 1,000,000 bytes.
              &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                  # explicitly.
            },
          },
          &quot;key&quot;: { # A unique identifier for an entity. # The entity&#x27;s key.
              #
              # An entity must have a key, unless otherwise documented (for example,
              # an entity in `Value.entity_value` may have no key).
              # An entity&#x27;s kind is its key path&#x27;s last element&#x27;s kind,
              # or null if it has no key.
              # If a key&#x27;s partition ID or any of its path kinds or names are
              # reserved/read-only, the key is reserved/read-only.
              # A reserved/read-only key is forbidden in certain documented contexts.
            &quot;path&quot;: [ # The entity path.
                # An entity path consists of one or more elements composed of a kind and a
                # string or numerical identifier, which identify entities. The first
                # element identifies a _root entity_, the second element identifies
                # a _child_ of the root entity, the third element identifies a child of the
                # second entity, and so forth. The entities identified by all prefixes of
                # the path are called the element&#x27;s _ancestors_.
                #
                # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                # are required to be in the path along with the entity identifier itself.
                # The only exception is that in some documented cases, the identifier in the
                # last path element (for the entity) itself may be omitted. For example,
                # the last path element of the key of `Mutation.insert` may have no
                # identifier.
                #
                # A path can never be empty, and a path can have at most 100 elements.
              { # A (kind, ID/name) pair used to construct a key path.
                  #
                  # If either name or ID is set, the element is complete.
                  # If neither is set, the element is incomplete.
                &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                    # A name matching regex `__.*__` is reserved/read-only.
                    # A name must not be more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                    # A kind matching regex `__.*__` is reserved/read-only.
                    # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                    # Never equal to zero. Values less than zero are discouraged and may not
                    # be supported in the future.
              },
            ],
            &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                # ID and namespace ID.
                # Queries are scoped to a single partition.
                # by project and namespace, however the namespace ID may be empty.
                #
                # A partition ID contains several dimensions:
                # project ID and namespace ID.
                #
                # Partition dimensions:
                #
                # - May be `&quot;&quot;`.
                # - Must be valid UTF-8 bytes.
                # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                # If the value of any dimension matches regex `__.*__`, the partition is
                # reserved/read-only.
                # A reserved/read-only partition ID is forbidden in certain documented
                # contexts.
                #
                # Foreign partition IDs (in which the project ID does
                # not match the context project ID ) are discouraged.
                # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
              &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
              &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
            },
          },
        },
        &quot;upsert&quot;: { # A Datastore data object. # The entity to upsert. The entity may or may not already exist.
            # The entity key&#x27;s final path element may be incomplete.
            #
            # An entity is limited to 1 megabyte when stored. That _roughly_
            # corresponds to a limit of 1 megabyte for the serialized form of this
            # message.
          &quot;properties&quot;: { # The entity&#x27;s properties.
              # The map&#x27;s keys are property names.
              # A property name matching regex `__.*__` is reserved.
              # A reserved property name is forbidden in certain documented contexts.
              # The name must not contain more than 500 characters.
              # The name cannot be `&quot;&quot;`.
            &quot;a_key&quot;: { # A message that can hold any of the supported value types and associated
                # metadata.
              &quot;doubleValue&quot;: 3.14, # A double value.
              &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                  # When stored in the Datastore, precise only to microseconds;
                  # any additional precision is rounded down.
              &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
              &quot;booleanValue&quot;: True or False, # A boolean value.
              &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                  # May have at most 1,000,000 bytes.
                  # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                  # In JSON requests, must be base64-encoded.
              &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
              &quot;arrayValue&quot;: { # An array value. # An array value.
                  # Cannot contain another array value.
                  # A `Value` instance that sets field `array_value` must not set fields
                  # `meaning` or `exclude_from_indexes`.
                &quot;values&quot;: [ # Values in the array.
                    # The order of values in an array is preserved as long as all values have
                    # identical settings for &#x27;exclude_from_indexes&#x27;.
                  # Object with schema name: Value
                ],
              },
              &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                  #
                  # - May have no key.
                  # - May have a key with an incomplete key path.
                  # - May have a reserved/read-only key.
              &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                  # of doubles representing degrees latitude and degrees longitude. Unless
                  # specified otherwise, this must conform to the
                  # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                  # standard&lt;/a&gt;. Values must be within normalized ranges.
                &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
                &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
              },
              &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
              &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                  # If a key&#x27;s partition ID or any of its path kinds or names are
                  # reserved/read-only, the key is reserved/read-only.
                  # A reserved/read-only key is forbidden in certain documented contexts.
                &quot;path&quot;: [ # The entity path.
                    # An entity path consists of one or more elements composed of a kind and a
                    # string or numerical identifier, which identify entities. The first
                    # element identifies a _root entity_, the second element identifies
                    # a _child_ of the root entity, the third element identifies a child of the
                    # second entity, and so forth. The entities identified by all prefixes of
                    # the path are called the element&#x27;s _ancestors_.
                    #
                    # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                    # are required to be in the path along with the entity identifier itself.
                    # The only exception is that in some documented cases, the identifier in the
                    # last path element (for the entity) itself may be omitted. For example,
                    # the last path element of the key of `Mutation.insert` may have no
                    # identifier.
                    #
                    # A path can never be empty, and a path can have at most 100 elements.
                  { # A (kind, ID/name) pair used to construct a key path.
                      #
                      # If either name or ID is set, the element is complete.
                      # If neither is set, the element is incomplete.
                    &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                        # A name matching regex `__.*__` is reserved/read-only.
                        # A name must not be more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                        # A kind matching regex `__.*__` is reserved/read-only.
                        # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                        # Never equal to zero. Values less than zero are discouraged and may not
                        # be supported in the future.
                  },
                ],
                &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                    # ID and namespace ID.
                    # Queries are scoped to a single partition.
                    # by project and namespace, however the namespace ID may be empty.
                    #
                    # A partition ID contains several dimensions:
                    # project ID and namespace ID.
                    #
                    # Partition dimensions:
                    #
                    # - May be `&quot;&quot;`.
                    # - Must be valid UTF-8 bytes.
                    # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                    # If the value of any dimension matches regex `__.*__`, the partition is
                    # reserved/read-only.
                    # A reserved/read-only partition ID is forbidden in certain documented
                    # contexts.
                    #
                    # Foreign partition IDs (in which the project ID does
                    # not match the context project ID ) are discouraged.
                    # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                  &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                  &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
                },
              },
              &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                  # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                  # Otherwise, may be set to at most 1,000,000 bytes.
              &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                  # explicitly.
            },
          },
          &quot;key&quot;: { # A unique identifier for an entity. # The entity&#x27;s key.
              #
              # An entity must have a key, unless otherwise documented (for example,
              # an entity in `Value.entity_value` may have no key).
              # An entity&#x27;s kind is its key path&#x27;s last element&#x27;s kind,
              # or null if it has no key.
              # If a key&#x27;s partition ID or any of its path kinds or names are
              # reserved/read-only, the key is reserved/read-only.
              # A reserved/read-only key is forbidden in certain documented contexts.
            &quot;path&quot;: [ # The entity path.
                # An entity path consists of one or more elements composed of a kind and a
                # string or numerical identifier, which identify entities. The first
                # element identifies a _root entity_, the second element identifies
                # a _child_ of the root entity, the third element identifies a child of the
                # second entity, and so forth. The entities identified by all prefixes of
                # the path are called the element&#x27;s _ancestors_.
                #
                # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                # are required to be in the path along with the entity identifier itself.
                # The only exception is that in some documented cases, the identifier in the
                # last path element (for the entity) itself may be omitted. For example,
                # the last path element of the key of `Mutation.insert` may have no
                # identifier.
                #
                # A path can never be empty, and a path can have at most 100 elements.
              { # A (kind, ID/name) pair used to construct a key path.
                  #
                  # If either name or ID is set, the element is complete.
                  # If neither is set, the element is incomplete.
                &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                    # A name matching regex `__.*__` is reserved/read-only.
                    # A name must not be more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                    # A kind matching regex `__.*__` is reserved/read-only.
                    # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                    # Never equal to zero. Values less than zero are discouraged and may not
                    # be supported in the future.
              },
            ],
            &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                # ID and namespace ID.
                # Queries are scoped to a single partition.
                # by project and namespace, however the namespace ID may be empty.
                #
                # A partition ID contains several dimensions:
                # project ID and namespace ID.
                #
                # Partition dimensions:
                #
                # - May be `&quot;&quot;`.
                # - Must be valid UTF-8 bytes.
                # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                # If the value of any dimension matches regex `__.*__`, the partition is
                # reserved/read-only.
                # A reserved/read-only partition ID is forbidden in certain documented
                # contexts.
                #
                # Foreign partition IDs (in which the project ID does
                # not match the context project ID ) are discouraged.
                # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
              &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
              &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
            },
          },
        },
      },
    ],
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # The response for Datastore.Commit.
    &quot;mutationResults&quot;: [ # The result of performing the mutations.
        # The i-th mutation result corresponds to the i-th mutation in the request.
      { # The result of applying a mutation.
        &quot;conflictDetected&quot;: True or False, # Whether a conflict was detected for this mutation. Always false when a
            # conflict detection strategy field is not set in the mutation.
        &quot;key&quot;: { # A unique identifier for an entity. # The automatically allocated key.
            # Set only when the mutation allocated a key.
            # If a key&#x27;s partition ID or any of its path kinds or names are
            # reserved/read-only, the key is reserved/read-only.
            # A reserved/read-only key is forbidden in certain documented contexts.
          &quot;path&quot;: [ # The entity path.
              # An entity path consists of one or more elements composed of a kind and a
              # string or numerical identifier, which identify entities. The first
              # element identifies a _root entity_, the second element identifies
              # a _child_ of the root entity, the third element identifies a child of the
              # second entity, and so forth. The entities identified by all prefixes of
              # the path are called the element&#x27;s _ancestors_.
              #
              # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
              # are required to be in the path along with the entity identifier itself.
              # The only exception is that in some documented cases, the identifier in the
              # last path element (for the entity) itself may be omitted. For example,
              # the last path element of the key of `Mutation.insert` may have no
              # identifier.
              #
              # A path can never be empty, and a path can have at most 100 elements.
            { # A (kind, ID/name) pair used to construct a key path.
                #
                # If either name or ID is set, the element is complete.
                # If neither is set, the element is incomplete.
              &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                  # A name matching regex `__.*__` is reserved/read-only.
                  # A name must not be more than 1500 bytes when UTF-8 encoded.
                  # Cannot be `&quot;&quot;`.
              &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                  # A kind matching regex `__.*__` is reserved/read-only.
                  # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                  # Cannot be `&quot;&quot;`.
              &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                  # Never equal to zero. Values less than zero are discouraged and may not
                  # be supported in the future.
            },
          ],
          &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
              # ID and namespace ID.
              # Queries are scoped to a single partition.
              # by project and namespace, however the namespace ID may be empty.
              #
              # A partition ID contains several dimensions:
              # project ID and namespace ID.
              #
              # Partition dimensions:
              #
              # - May be `&quot;&quot;`.
              # - Must be valid UTF-8 bytes.
              # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
              # If the value of any dimension matches regex `__.*__`, the partition is
              # reserved/read-only.
              # A reserved/read-only partition ID is forbidden in certain documented
              # contexts.
              #
              # Foreign partition IDs (in which the project ID does
              # not match the context project ID ) are discouraged.
              # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
            &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
            &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
          },
        },
        &quot;version&quot;: &quot;A String&quot;, # The version of the entity on the server after processing the mutation. If
            # the mutation doesn&#x27;t change anything on the server, then the version will
            # be the version of the current entity or, if no entity is present, a version
            # that is strictly greater than the version of any previous entity and less
            # than the version of any possible future entity.
      },
    ],
    &quot;indexUpdates&quot;: 42, # The number of index entries updated during the commit, or zero if none were
        # updated.
  }</pre>
</div>

<div class="method">
    <code class="details" id="export">export(projectId, body=None, x__xgafv=None)</code>
  <pre>Exports a copy of all or a subset of entities from Google Cloud Datastore
to another storage system, such as Google Cloud Storage. Recent updates to
entities may not be reflected in the export. The export occurs in the
background and its progress can be monitored and managed via the
Operation resource that is created. The output of an export may only be
used once the associated operation is done. If an export operation is
cancelled before completion it may leave partial data behind in Google
Cloud Storage.

Args:
  projectId: string, Required. Project ID against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for
      # google.datastore.admin.v1.DatastoreAdmin.ExportEntities.
    &quot;labels&quot;: { # Client-assigned labels.
      &quot;a_key&quot;: &quot;A String&quot;,
    },
    &quot;entityFilter&quot;: { # Identifies a subset of entities in a project. This is specified as # Description of what data from the project is included in the export.
        # combinations of kinds and namespaces (either or both of which may be all, as
        # described in the following examples).
        # Example usage:
        #
        # Entire project:
        #   kinds=[], namespace_ids=[]
        #
        # Kinds Foo and Bar in all namespaces:
        #   kinds=[&#x27;Foo&#x27;, &#x27;Bar&#x27;], namespace_ids=[]
        #
        # Kinds Foo and Bar only in the default namespace:
        #   kinds=[&#x27;Foo&#x27;, &#x27;Bar&#x27;], namespace_ids=[&#x27;&#x27;]
        #
        # Kinds Foo and Bar in both the default and Baz namespaces:
        #   kinds=[&#x27;Foo&#x27;, &#x27;Bar&#x27;], namespace_ids=[&#x27;&#x27;, &#x27;Baz&#x27;]
        #
        # The entire Baz namespace:
        #   kinds=[], namespace_ids=[&#x27;Baz&#x27;]
      &quot;kinds&quot;: [ # If empty, then this represents all kinds.
        &quot;A String&quot;,
      ],
      &quot;namespaceIds&quot;: [ # An empty list represents all namespaces. This is the preferred
          # usage for projects that don&#x27;t use namespaces.
          #
          # An empty string element represents the default namespace. This should be
          # used if the project has data in non-default namespaces, but doesn&#x27;t want to
          # include them.
          # Each namespace in this list must be unique.
        &quot;A String&quot;,
      ],
    },
    &quot;outputUrlPrefix&quot;: &quot;A String&quot;, # Required. Location for the export metadata and data files.
        # 
        # The full resource URL of the external storage location. Currently, only
        # Google Cloud Storage is supported. So output_url_prefix should be of the
        # form: `gs://BUCKET_NAME[/NAMESPACE_PATH]`, where `BUCKET_NAME` is the
        # name of the Cloud Storage bucket and `NAMESPACE_PATH` is an optional Cloud
        # Storage namespace path (this is not a Cloud Datastore namespace). For more
        # information about Cloud Storage namespace paths, see
        # [Object name
        # considerations](https://cloud.google.com/storage/docs/naming#object-considerations).
        # 
        # The resulting files will be nested deeper than the specified URL prefix.
        # The final output URL will be provided in the
        # google.datastore.admin.v1.ExportEntitiesResponse.output_url field. That
        # value should be used for subsequent ImportEntities operations.
        # 
        # By nesting the data files deeper, the same Cloud Storage bucket can be used
        # in multiple ExportEntities operations without conflict.
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # This resource represents a long-running operation that is the result of a
      # network API call.
    &quot;name&quot;: &quot;A String&quot;, # The server-assigned name, which is only unique within the same service that
        # originally returns it. If you use the default HTTP mapping, the
        # `name` should be a resource name ending with `operations/{unique_id}`.
    &quot;error&quot;: { # The `Status` type defines a logical error model that is suitable for # The error result of the operation in case of failure or cancellation.
        # different programming environments, including REST APIs and RPC APIs. It is
        # used by [gRPC](https://github.com/grpc). Each `Status` message contains
        # three pieces of data: error code, error message, and error details.
        #
        # You can find out more about this error model and how to work with it in the
        # [API Design Guide](https://cloud.google.com/apis/design/errors).
      &quot;message&quot;: &quot;A String&quot;, # A developer-facing error message, which should be in English. Any
          # user-facing error message should be localized and sent in the
          # google.rpc.Status.details field, or localized by the client.
      &quot;details&quot;: [ # A list of messages that carry the error details.  There is a common set of
          # message types for APIs to use.
        {
          &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
        },
      ],
      &quot;code&quot;: 42, # The status code, which should be an enum value of google.rpc.Code.
    },
    &quot;metadata&quot;: { # Service-specific metadata associated with the operation.  It typically
        # contains progress information and common metadata such as create time.
        # Some services might not provide such metadata.  Any method that returns a
        # long-running operation should document the metadata type, if any.
      &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
    },
    &quot;done&quot;: True or False, # If the value is `false`, it means the operation is still in progress.
        # If `true`, the operation is completed, and either `error` or `response` is
        # available.
    &quot;response&quot;: { # The normal response of the operation in case of success.  If the original
        # method returns no data on success, such as `Delete`, the response is
        # `google.protobuf.Empty`.  If the original method is standard
        # `Get`/`Create`/`Update`, the response should be the resource.  For other
        # methods, the response should have the type `XxxResponse`, where `Xxx`
        # is the original method name.  For example, if the original method name
        # is `TakeSnapshot()`, the inferred response type is
        # `TakeSnapshotResponse`.
      &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
    },
  }</pre>
</div>

<div class="method">
    <code class="details" id="import_">import_(projectId, body=None, x__xgafv=None)</code>
  <pre>Imports entities into Google Cloud Datastore. Existing entities with the
same key are overwritten. The import occurs in the background and its
progress can be monitored and managed via the Operation resource that is
created. If an ImportEntities operation is cancelled, it is possible
that a subset of the data has already been imported to Cloud Datastore.

Args:
  projectId: string, Required. Project ID against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for
      # google.datastore.admin.v1.DatastoreAdmin.ImportEntities.
    &quot;inputUrl&quot;: &quot;A String&quot;, # Required. The full resource URL of the external storage location. Currently, only
        # Google Cloud Storage is supported. So input_url should be of the form:
        # `gs://BUCKET_NAME[/NAMESPACE_PATH]/OVERALL_EXPORT_METADATA_FILE`, where
        # `BUCKET_NAME` is the name of the Cloud Storage bucket, `NAMESPACE_PATH` is
        # an optional Cloud Storage namespace path (this is not a Cloud Datastore
        # namespace), and `OVERALL_EXPORT_METADATA_FILE` is the metadata file written
        # by the ExportEntities operation. For more information about Cloud Storage
        # namespace paths, see
        # [Object name
        # considerations](https://cloud.google.com/storage/docs/naming#object-considerations).
        # 
        # For more information, see
        # google.datastore.admin.v1.ExportEntitiesResponse.output_url.
    &quot;entityFilter&quot;: { # Identifies a subset of entities in a project. This is specified as # Optionally specify which kinds/namespaces are to be imported. If provided,
        # the list must be a subset of the EntityFilter used in creating the export,
        # otherwise a FAILED_PRECONDITION error will be returned. If no filter is
        # specified then all entities from the export are imported.
        # combinations of kinds and namespaces (either or both of which may be all, as
        # described in the following examples).
        # Example usage:
        #
        # Entire project:
        #   kinds=[], namespace_ids=[]
        #
        # Kinds Foo and Bar in all namespaces:
        #   kinds=[&#x27;Foo&#x27;, &#x27;Bar&#x27;], namespace_ids=[]
        #
        # Kinds Foo and Bar only in the default namespace:
        #   kinds=[&#x27;Foo&#x27;, &#x27;Bar&#x27;], namespace_ids=[&#x27;&#x27;]
        #
        # Kinds Foo and Bar in both the default and Baz namespaces:
        #   kinds=[&#x27;Foo&#x27;, &#x27;Bar&#x27;], namespace_ids=[&#x27;&#x27;, &#x27;Baz&#x27;]
        #
        # The entire Baz namespace:
        #   kinds=[], namespace_ids=[&#x27;Baz&#x27;]
      &quot;kinds&quot;: [ # If empty, then this represents all kinds.
        &quot;A String&quot;,
      ],
      &quot;namespaceIds&quot;: [ # An empty list represents all namespaces. This is the preferred
          # usage for projects that don&#x27;t use namespaces.
          #
          # An empty string element represents the default namespace. This should be
          # used if the project has data in non-default namespaces, but doesn&#x27;t want to
          # include them.
          # Each namespace in this list must be unique.
        &quot;A String&quot;,
      ],
    },
    &quot;labels&quot;: { # Client-assigned labels.
      &quot;a_key&quot;: &quot;A String&quot;,
    },
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # This resource represents a long-running operation that is the result of a
      # network API call.
    &quot;name&quot;: &quot;A String&quot;, # The server-assigned name, which is only unique within the same service that
        # originally returns it. If you use the default HTTP mapping, the
        # `name` should be a resource name ending with `operations/{unique_id}`.
    &quot;error&quot;: { # The `Status` type defines a logical error model that is suitable for # The error result of the operation in case of failure or cancellation.
        # different programming environments, including REST APIs and RPC APIs. It is
        # used by [gRPC](https://github.com/grpc). Each `Status` message contains
        # three pieces of data: error code, error message, and error details.
        #
        # You can find out more about this error model and how to work with it in the
        # [API Design Guide](https://cloud.google.com/apis/design/errors).
      &quot;message&quot;: &quot;A String&quot;, # A developer-facing error message, which should be in English. Any
          # user-facing error message should be localized and sent in the
          # google.rpc.Status.details field, or localized by the client.
      &quot;details&quot;: [ # A list of messages that carry the error details.  There is a common set of
          # message types for APIs to use.
        {
          &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
        },
      ],
      &quot;code&quot;: 42, # The status code, which should be an enum value of google.rpc.Code.
    },
    &quot;metadata&quot;: { # Service-specific metadata associated with the operation.  It typically
        # contains progress information and common metadata such as create time.
        # Some services might not provide such metadata.  Any method that returns a
        # long-running operation should document the metadata type, if any.
      &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
    },
    &quot;done&quot;: True or False, # If the value is `false`, it means the operation is still in progress.
        # If `true`, the operation is completed, and either `error` or `response` is
        # available.
    &quot;response&quot;: { # The normal response of the operation in case of success.  If the original
        # method returns no data on success, such as `Delete`, the response is
        # `google.protobuf.Empty`.  If the original method is standard
        # `Get`/`Create`/`Update`, the response should be the resource.  For other
        # methods, the response should have the type `XxxResponse`, where `Xxx`
        # is the original method name.  For example, if the original method name
        # is `TakeSnapshot()`, the inferred response type is
        # `TakeSnapshotResponse`.
      &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
    },
  }</pre>
</div>

<div class="method">
    <code class="details" id="lookup">lookup(projectId, body=None, x__xgafv=None)</code>
  <pre>Looks up entities by key.

Args:
  projectId: string, Required. The ID of the project against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for Datastore.Lookup.
    &quot;keys&quot;: [ # Required. Keys of entities to look up.
      { # A unique identifier for an entity.
          # If a key&#x27;s partition ID or any of its path kinds or names are
          # reserved/read-only, the key is reserved/read-only.
          # A reserved/read-only key is forbidden in certain documented contexts.
        &quot;path&quot;: [ # The entity path.
            # An entity path consists of one or more elements composed of a kind and a
            # string or numerical identifier, which identify entities. The first
            # element identifies a _root entity_, the second element identifies
            # a _child_ of the root entity, the third element identifies a child of the
            # second entity, and so forth. The entities identified by all prefixes of
            # the path are called the element&#x27;s _ancestors_.
            #
            # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
            # are required to be in the path along with the entity identifier itself.
            # The only exception is that in some documented cases, the identifier in the
            # last path element (for the entity) itself may be omitted. For example,
            # the last path element of the key of `Mutation.insert` may have no
            # identifier.
            #
            # A path can never be empty, and a path can have at most 100 elements.
          { # A (kind, ID/name) pair used to construct a key path.
              #
              # If either name or ID is set, the element is complete.
              # If neither is set, the element is incomplete.
            &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                # A name matching regex `__.*__` is reserved/read-only.
                # A name must not be more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                # A kind matching regex `__.*__` is reserved/read-only.
                # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                # Never equal to zero. Values less than zero are discouraged and may not
                # be supported in the future.
          },
        ],
        &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
            # ID and namespace ID.
            # Queries are scoped to a single partition.
            # by project and namespace, however the namespace ID may be empty.
            #
            # A partition ID contains several dimensions:
            # project ID and namespace ID.
            #
            # Partition dimensions:
            #
            # - May be `&quot;&quot;`.
            # - Must be valid UTF-8 bytes.
            # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
            # If the value of any dimension matches regex `__.*__`, the partition is
            # reserved/read-only.
            # A reserved/read-only partition ID is forbidden in certain documented
            # contexts.
            #
            # Foreign partition IDs (in which the project ID does
            # not match the context project ID ) are discouraged.
            # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
          &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
          &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
        },
      },
    ],
    &quot;readOptions&quot;: { # The options shared by read requests. # The options for this lookup request.
      &quot;readConsistency&quot;: &quot;A String&quot;, # The non-transactional read consistency to use.
          # Cannot be set to `STRONG` for global queries.
      &quot;transaction&quot;: &quot;A String&quot;, # The identifier of the transaction in which to read. A
          # transaction identifier is returned by a call to
          # Datastore.BeginTransaction.
    },
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # The response for Datastore.Lookup.
    &quot;found&quot;: [ # Entities found as `ResultType.FULL` entities. The order of results in this
        # field is undefined and has no relation to the order of the keys in the
        # input.
      { # The result of fetching an entity from Datastore.
        &quot;cursor&quot;: &quot;A String&quot;, # A cursor that points to the position after the result entity.
            # Set only when the `EntityResult` is part of a `QueryResultBatch` message.
        &quot;version&quot;: &quot;A String&quot;, # The version of the entity, a strictly positive number that monotonically
            # increases with changes to the entity.
            #
            # This field is set for `FULL` entity
            # results.
            #
            # For missing entities in `LookupResponse`, this
            # is the version of the snapshot that was used to look up the entity, and it
            # is always set except for eventually consistent reads.
        &quot;entity&quot;: { # A Datastore data object. # The resulting entity.
            #
            # An entity is limited to 1 megabyte when stored. That _roughly_
            # corresponds to a limit of 1 megabyte for the serialized form of this
            # message.
          &quot;properties&quot;: { # The entity&#x27;s properties.
              # The map&#x27;s keys are property names.
              # A property name matching regex `__.*__` is reserved.
              # A reserved property name is forbidden in certain documented contexts.
              # The name must not contain more than 500 characters.
              # The name cannot be `&quot;&quot;`.
            &quot;a_key&quot;: { # A message that can hold any of the supported value types and associated
                # metadata.
              &quot;doubleValue&quot;: 3.14, # A double value.
              &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                  # When stored in the Datastore, precise only to microseconds;
                  # any additional precision is rounded down.
              &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
              &quot;booleanValue&quot;: True or False, # A boolean value.
              &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                  # May have at most 1,000,000 bytes.
                  # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                  # In JSON requests, must be base64-encoded.
              &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
              &quot;arrayValue&quot;: { # An array value. # An array value.
                  # Cannot contain another array value.
                  # A `Value` instance that sets field `array_value` must not set fields
                  # `meaning` or `exclude_from_indexes`.
                &quot;values&quot;: [ # Values in the array.
                    # The order of values in an array is preserved as long as all values have
                    # identical settings for &#x27;exclude_from_indexes&#x27;.
                  # Object with schema name: Value
                ],
              },
              &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                  #
                  # - May have no key.
                  # - May have a key with an incomplete key path.
                  # - May have a reserved/read-only key.
              &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                  # of doubles representing degrees latitude and degrees longitude. Unless
                  # specified otherwise, this must conform to the
                  # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                  # standard&lt;/a&gt;. Values must be within normalized ranges.
                &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
                &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
              },
              &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
              &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                  # If a key&#x27;s partition ID or any of its path kinds or names are
                  # reserved/read-only, the key is reserved/read-only.
                  # A reserved/read-only key is forbidden in certain documented contexts.
                &quot;path&quot;: [ # The entity path.
                    # An entity path consists of one or more elements composed of a kind and a
                    # string or numerical identifier, which identify entities. The first
                    # element identifies a _root entity_, the second element identifies
                    # a _child_ of the root entity, the third element identifies a child of the
                    # second entity, and so forth. The entities identified by all prefixes of
                    # the path are called the element&#x27;s _ancestors_.
                    #
                    # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                    # are required to be in the path along with the entity identifier itself.
                    # The only exception is that in some documented cases, the identifier in the
                    # last path element (for the entity) itself may be omitted. For example,
                    # the last path element of the key of `Mutation.insert` may have no
                    # identifier.
                    #
                    # A path can never be empty, and a path can have at most 100 elements.
                  { # A (kind, ID/name) pair used to construct a key path.
                      #
                      # If either name or ID is set, the element is complete.
                      # If neither is set, the element is incomplete.
                    &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                        # A name matching regex `__.*__` is reserved/read-only.
                        # A name must not be more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                        # A kind matching regex `__.*__` is reserved/read-only.
                        # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                        # Never equal to zero. Values less than zero are discouraged and may not
                        # be supported in the future.
                  },
                ],
                &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                    # ID and namespace ID.
                    # Queries are scoped to a single partition.
                    # by project and namespace, however the namespace ID may be empty.
                    #
                    # A partition ID contains several dimensions:
                    # project ID and namespace ID.
                    #
                    # Partition dimensions:
                    #
                    # - May be `&quot;&quot;`.
                    # - Must be valid UTF-8 bytes.
                    # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                    # If the value of any dimension matches regex `__.*__`, the partition is
                    # reserved/read-only.
                    # A reserved/read-only partition ID is forbidden in certain documented
                    # contexts.
                    #
                    # Foreign partition IDs (in which the project ID does
                    # not match the context project ID ) are discouraged.
                    # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                  &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                  &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
                },
              },
              &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                  # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                  # Otherwise, may be set to at most 1,000,000 bytes.
              &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                  # explicitly.
            },
          },
          &quot;key&quot;: { # A unique identifier for an entity. # The entity&#x27;s key.
              #
              # An entity must have a key, unless otherwise documented (for example,
              # an entity in `Value.entity_value` may have no key).
              # An entity&#x27;s kind is its key path&#x27;s last element&#x27;s kind,
              # or null if it has no key.
              # If a key&#x27;s partition ID or any of its path kinds or names are
              # reserved/read-only, the key is reserved/read-only.
              # A reserved/read-only key is forbidden in certain documented contexts.
            &quot;path&quot;: [ # The entity path.
                # An entity path consists of one or more elements composed of a kind and a
                # string or numerical identifier, which identify entities. The first
                # element identifies a _root entity_, the second element identifies
                # a _child_ of the root entity, the third element identifies a child of the
                # second entity, and so forth. The entities identified by all prefixes of
                # the path are called the element&#x27;s _ancestors_.
                #
                # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                # are required to be in the path along with the entity identifier itself.
                # The only exception is that in some documented cases, the identifier in the
                # last path element (for the entity) itself may be omitted. For example,
                # the last path element of the key of `Mutation.insert` may have no
                # identifier.
                #
                # A path can never be empty, and a path can have at most 100 elements.
              { # A (kind, ID/name) pair used to construct a key path.
                  #
                  # If either name or ID is set, the element is complete.
                  # If neither is set, the element is incomplete.
                &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                    # A name matching regex `__.*__` is reserved/read-only.
                    # A name must not be more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                    # A kind matching regex `__.*__` is reserved/read-only.
                    # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                    # Never equal to zero. Values less than zero are discouraged and may not
                    # be supported in the future.
              },
            ],
            &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                # ID and namespace ID.
                # Queries are scoped to a single partition.
                # by project and namespace, however the namespace ID may be empty.
                #
                # A partition ID contains several dimensions:
                # project ID and namespace ID.
                #
                # Partition dimensions:
                #
                # - May be `&quot;&quot;`.
                # - Must be valid UTF-8 bytes.
                # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                # If the value of any dimension matches regex `__.*__`, the partition is
                # reserved/read-only.
                # A reserved/read-only partition ID is forbidden in certain documented
                # contexts.
                #
                # Foreign partition IDs (in which the project ID does
                # not match the context project ID ) are discouraged.
                # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
              &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
              &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
            },
          },
        },
      },
    ],
    &quot;missing&quot;: [ # Entities not found as `ResultType.KEY_ONLY` entities. The order of results
        # in this field is undefined and has no relation to the order of the keys
        # in the input.
      { # The result of fetching an entity from Datastore.
        &quot;cursor&quot;: &quot;A String&quot;, # A cursor that points to the position after the result entity.
            # Set only when the `EntityResult` is part of a `QueryResultBatch` message.
        &quot;version&quot;: &quot;A String&quot;, # The version of the entity, a strictly positive number that monotonically
            # increases with changes to the entity.
            #
            # This field is set for `FULL` entity
            # results.
            #
            # For missing entities in `LookupResponse`, this
            # is the version of the snapshot that was used to look up the entity, and it
            # is always set except for eventually consistent reads.
        &quot;entity&quot;: { # A Datastore data object. # The resulting entity.
            #
            # An entity is limited to 1 megabyte when stored. That _roughly_
            # corresponds to a limit of 1 megabyte for the serialized form of this
            # message.
          &quot;properties&quot;: { # The entity&#x27;s properties.
              # The map&#x27;s keys are property names.
              # A property name matching regex `__.*__` is reserved.
              # A reserved property name is forbidden in certain documented contexts.
              # The name must not contain more than 500 characters.
              # The name cannot be `&quot;&quot;`.
            &quot;a_key&quot;: { # A message that can hold any of the supported value types and associated
                # metadata.
              &quot;doubleValue&quot;: 3.14, # A double value.
              &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                  # When stored in the Datastore, precise only to microseconds;
                  # any additional precision is rounded down.
              &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
              &quot;booleanValue&quot;: True or False, # A boolean value.
              &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                  # May have at most 1,000,000 bytes.
                  # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                  # In JSON requests, must be base64-encoded.
              &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
              &quot;arrayValue&quot;: { # An array value. # An array value.
                  # Cannot contain another array value.
                  # A `Value` instance that sets field `array_value` must not set fields
                  # `meaning` or `exclude_from_indexes`.
                &quot;values&quot;: [ # Values in the array.
                    # The order of values in an array is preserved as long as all values have
                    # identical settings for &#x27;exclude_from_indexes&#x27;.
                  # Object with schema name: Value
                ],
              },
              &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                  #
                  # - May have no key.
                  # - May have a key with an incomplete key path.
                  # - May have a reserved/read-only key.
              &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                  # of doubles representing degrees latitude and degrees longitude. Unless
                  # specified otherwise, this must conform to the
                  # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                  # standard&lt;/a&gt;. Values must be within normalized ranges.
                &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
                &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
              },
              &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
              &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                  # If a key&#x27;s partition ID or any of its path kinds or names are
                  # reserved/read-only, the key is reserved/read-only.
                  # A reserved/read-only key is forbidden in certain documented contexts.
                &quot;path&quot;: [ # The entity path.
                    # An entity path consists of one or more elements composed of a kind and a
                    # string or numerical identifier, which identify entities. The first
                    # element identifies a _root entity_, the second element identifies
                    # a _child_ of the root entity, the third element identifies a child of the
                    # second entity, and so forth. The entities identified by all prefixes of
                    # the path are called the element&#x27;s _ancestors_.
                    #
                    # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                    # are required to be in the path along with the entity identifier itself.
                    # The only exception is that in some documented cases, the identifier in the
                    # last path element (for the entity) itself may be omitted. For example,
                    # the last path element of the key of `Mutation.insert` may have no
                    # identifier.
                    #
                    # A path can never be empty, and a path can have at most 100 elements.
                  { # A (kind, ID/name) pair used to construct a key path.
                      #
                      # If either name or ID is set, the element is complete.
                      # If neither is set, the element is incomplete.
                    &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                        # A name matching regex `__.*__` is reserved/read-only.
                        # A name must not be more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                        # A kind matching regex `__.*__` is reserved/read-only.
                        # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                        # Cannot be `&quot;&quot;`.
                    &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                        # Never equal to zero. Values less than zero are discouraged and may not
                        # be supported in the future.
                  },
                ],
                &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                    # ID and namespace ID.
                    # Queries are scoped to a single partition.
                    # by project and namespace, however the namespace ID may be empty.
                    #
                    # A partition ID contains several dimensions:
                    # project ID and namespace ID.
                    #
                    # Partition dimensions:
                    #
                    # - May be `&quot;&quot;`.
                    # - Must be valid UTF-8 bytes.
                    # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                    # If the value of any dimension matches regex `__.*__`, the partition is
                    # reserved/read-only.
                    # A reserved/read-only partition ID is forbidden in certain documented
                    # contexts.
                    #
                    # Foreign partition IDs (in which the project ID does
                    # not match the context project ID ) are discouraged.
                    # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                  &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                  &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
                },
              },
              &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                  # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                  # Otherwise, may be set to at most 1,000,000 bytes.
              &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                  # explicitly.
            },
          },
          &quot;key&quot;: { # A unique identifier for an entity. # The entity&#x27;s key.
              #
              # An entity must have a key, unless otherwise documented (for example,
              # an entity in `Value.entity_value` may have no key).
              # An entity&#x27;s kind is its key path&#x27;s last element&#x27;s kind,
              # or null if it has no key.
              # If a key&#x27;s partition ID or any of its path kinds or names are
              # reserved/read-only, the key is reserved/read-only.
              # A reserved/read-only key is forbidden in certain documented contexts.
            &quot;path&quot;: [ # The entity path.
                # An entity path consists of one or more elements composed of a kind and a
                # string or numerical identifier, which identify entities. The first
                # element identifies a _root entity_, the second element identifies
                # a _child_ of the root entity, the third element identifies a child of the
                # second entity, and so forth. The entities identified by all prefixes of
                # the path are called the element&#x27;s _ancestors_.
                #
                # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                # are required to be in the path along with the entity identifier itself.
                # The only exception is that in some documented cases, the identifier in the
                # last path element (for the entity) itself may be omitted. For example,
                # the last path element of the key of `Mutation.insert` may have no
                # identifier.
                #
                # A path can never be empty, and a path can have at most 100 elements.
              { # A (kind, ID/name) pair used to construct a key path.
                  #
                  # If either name or ID is set, the element is complete.
                  # If neither is set, the element is incomplete.
                &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                    # A name matching regex `__.*__` is reserved/read-only.
                    # A name must not be more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                    # A kind matching regex `__.*__` is reserved/read-only.
                    # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                    # Cannot be `&quot;&quot;`.
                &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                    # Never equal to zero. Values less than zero are discouraged and may not
                    # be supported in the future.
              },
            ],
            &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                # ID and namespace ID.
                # Queries are scoped to a single partition.
                # by project and namespace, however the namespace ID may be empty.
                #
                # A partition ID contains several dimensions:
                # project ID and namespace ID.
                #
                # Partition dimensions:
                #
                # - May be `&quot;&quot;`.
                # - Must be valid UTF-8 bytes.
                # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                # If the value of any dimension matches regex `__.*__`, the partition is
                # reserved/read-only.
                # A reserved/read-only partition ID is forbidden in certain documented
                # contexts.
                #
                # Foreign partition IDs (in which the project ID does
                # not match the context project ID ) are discouraged.
                # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
              &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
              &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
            },
          },
        },
      },
    ],
    &quot;deferred&quot;: [ # A list of keys that were not looked up due to resource constraints. The
        # order of results in this field is undefined and has no relation to the
        # order of the keys in the input.
      { # A unique identifier for an entity.
          # If a key&#x27;s partition ID or any of its path kinds or names are
          # reserved/read-only, the key is reserved/read-only.
          # A reserved/read-only key is forbidden in certain documented contexts.
        &quot;path&quot;: [ # The entity path.
            # An entity path consists of one or more elements composed of a kind and a
            # string or numerical identifier, which identify entities. The first
            # element identifies a _root entity_, the second element identifies
            # a _child_ of the root entity, the third element identifies a child of the
            # second entity, and so forth. The entities identified by all prefixes of
            # the path are called the element&#x27;s _ancestors_.
            #
            # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
            # are required to be in the path along with the entity identifier itself.
            # The only exception is that in some documented cases, the identifier in the
            # last path element (for the entity) itself may be omitted. For example,
            # the last path element of the key of `Mutation.insert` may have no
            # identifier.
            #
            # A path can never be empty, and a path can have at most 100 elements.
          { # A (kind, ID/name) pair used to construct a key path.
              #
              # If either name or ID is set, the element is complete.
              # If neither is set, the element is incomplete.
            &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                # A name matching regex `__.*__` is reserved/read-only.
                # A name must not be more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                # A kind matching regex `__.*__` is reserved/read-only.
                # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                # Never equal to zero. Values less than zero are discouraged and may not
                # be supported in the future.
          },
        ],
        &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
            # ID and namespace ID.
            # Queries are scoped to a single partition.
            # by project and namespace, however the namespace ID may be empty.
            #
            # A partition ID contains several dimensions:
            # project ID and namespace ID.
            #
            # Partition dimensions:
            #
            # - May be `&quot;&quot;`.
            # - Must be valid UTF-8 bytes.
            # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
            # If the value of any dimension matches regex `__.*__`, the partition is
            # reserved/read-only.
            # A reserved/read-only partition ID is forbidden in certain documented
            # contexts.
            #
            # Foreign partition IDs (in which the project ID does
            # not match the context project ID ) are discouraged.
            # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
          &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
          &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
        },
      },
    ],
  }</pre>
</div>

<div class="method">
    <code class="details" id="reserveIds">reserveIds(projectId, body=None, x__xgafv=None)</code>
  <pre>Prevents the supplied keys&#x27; IDs from being auto-allocated by Cloud
Datastore.

Args:
  projectId: string, Required. The ID of the project against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for Datastore.ReserveIds.
    &quot;keys&quot;: [ # Required. A list of keys with complete key paths whose numeric IDs should not be
        # auto-allocated.
      { # A unique identifier for an entity.
          # If a key&#x27;s partition ID or any of its path kinds or names are
          # reserved/read-only, the key is reserved/read-only.
          # A reserved/read-only key is forbidden in certain documented contexts.
        &quot;path&quot;: [ # The entity path.
            # An entity path consists of one or more elements composed of a kind and a
            # string or numerical identifier, which identify entities. The first
            # element identifies a _root entity_, the second element identifies
            # a _child_ of the root entity, the third element identifies a child of the
            # second entity, and so forth. The entities identified by all prefixes of
            # the path are called the element&#x27;s _ancestors_.
            #
            # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
            # are required to be in the path along with the entity identifier itself.
            # The only exception is that in some documented cases, the identifier in the
            # last path element (for the entity) itself may be omitted. For example,
            # the last path element of the key of `Mutation.insert` may have no
            # identifier.
            #
            # A path can never be empty, and a path can have at most 100 elements.
          { # A (kind, ID/name) pair used to construct a key path.
              #
              # If either name or ID is set, the element is complete.
              # If neither is set, the element is incomplete.
            &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                # A name matching regex `__.*__` is reserved/read-only.
                # A name must not be more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                # A kind matching regex `__.*__` is reserved/read-only.
                # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                # Cannot be `&quot;&quot;`.
            &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                # Never equal to zero. Values less than zero are discouraged and may not
                # be supported in the future.
          },
        ],
        &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
            # ID and namespace ID.
            # Queries are scoped to a single partition.
            # by project and namespace, however the namespace ID may be empty.
            #
            # A partition ID contains several dimensions:
            # project ID and namespace ID.
            #
            # Partition dimensions:
            #
            # - May be `&quot;&quot;`.
            # - Must be valid UTF-8 bytes.
            # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
            # If the value of any dimension matches regex `__.*__`, the partition is
            # reserved/read-only.
            # A reserved/read-only partition ID is forbidden in certain documented
            # contexts.
            #
            # Foreign partition IDs (in which the project ID does
            # not match the context project ID ) are discouraged.
            # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
          &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
          &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
        },
      },
    ],
    &quot;databaseId&quot;: &quot;A String&quot;, # If not empty, the ID of the database against which to make the request.
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # The response for Datastore.ReserveIds.
  }</pre>
</div>

<div class="method">
    <code class="details" id="rollback">rollback(projectId, body=None, x__xgafv=None)</code>
  <pre>Rolls back a transaction.

Args:
  projectId: string, Required. The ID of the project against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for Datastore.Rollback.
    &quot;transaction&quot;: &quot;A String&quot;, # Required. The transaction identifier, returned by a call to
        # Datastore.BeginTransaction.
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # The response for Datastore.Rollback.
      # (an empty message).
  }</pre>
</div>

<div class="method">
    <code class="details" id="runQuery">runQuery(projectId, body=None, x__xgafv=None)</code>
  <pre>Queries for entities.

Args:
  projectId: string, Required. The ID of the project against which to make the request. (required)
  body: object, The request body.
    The object takes the form of:

{ # The request for Datastore.RunQuery.
    &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, identified by a partition ID.
        # Queries are scoped to a single partition.
        # This partition ID is normalized with the standard default context
        # partition ID.
        # by project and namespace, however the namespace ID may be empty.
        #
        # A partition ID contains several dimensions:
        # project ID and namespace ID.
        #
        # Partition dimensions:
        #
        # - May be `&quot;&quot;`.
        # - Must be valid UTF-8 bytes.
        # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
        # If the value of any dimension matches regex `__.*__`, the partition is
        # reserved/read-only.
        # A reserved/read-only partition ID is forbidden in certain documented
        # contexts.
        #
        # Foreign partition IDs (in which the project ID does
        # not match the context project ID ) are discouraged.
        # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
      &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
      &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
    },
    &quot;gqlQuery&quot;: { # A [GQL # The GQL query to run.
        # query](https://cloud.google.com/datastore/docs/apis/gql/gql_reference).
      &quot;queryString&quot;: &quot;A String&quot;, # A string of the format described
          # [here](https://cloud.google.com/datastore/docs/apis/gql/gql_reference).
      &quot;allowLiterals&quot;: True or False, # When false, the query string must not contain any literals and instead must
          # bind all values. For example,
          # `SELECT * FROM Kind WHERE a = &#x27;string literal&#x27;` is not allowed, while
          # `SELECT * FROM Kind WHERE a = @value` is.
      &quot;namedBindings&quot;: { # For each non-reserved named binding site in the query string, there must be
          # a named parameter with that name, but not necessarily the inverse.
          #
          # Key must match regex `A-Za-z_$*`, must not match regex
          # `__.*__`, and must not be `&quot;&quot;`.
        &quot;a_key&quot;: { # A binding parameter for a GQL query.
          &quot;cursor&quot;: &quot;A String&quot;, # A query cursor. Query cursors are returned in query
              # result batches.
          &quot;value&quot;: { # A message that can hold any of the supported value types and associated # A value parameter.
              # metadata.
            &quot;doubleValue&quot;: 3.14, # A double value.
            &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                # When stored in the Datastore, precise only to microseconds;
                # any additional precision is rounded down.
            &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
            &quot;booleanValue&quot;: True or False, # A boolean value.
            &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                # May have at most 1,000,000 bytes.
                # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                # In JSON requests, must be base64-encoded.
            &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
            &quot;arrayValue&quot;: { # An array value. # An array value.
                # Cannot contain another array value.
                # A `Value` instance that sets field `array_value` must not set fields
                # `meaning` or `exclude_from_indexes`.
              &quot;values&quot;: [ # Values in the array.
                  # The order of values in an array is preserved as long as all values have
                  # identical settings for &#x27;exclude_from_indexes&#x27;.
                # Object with schema name: Value
              ],
            },
            &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                #
                # - May have no key.
                # - May have a key with an incomplete key path.
                # - May have a reserved/read-only key.
            &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                # of doubles representing degrees latitude and degrees longitude. Unless
                # specified otherwise, this must conform to the
                # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                # standard&lt;/a&gt;. Values must be within normalized ranges.
              &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
              &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
            },
            &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
            &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                # If a key&#x27;s partition ID or any of its path kinds or names are
                # reserved/read-only, the key is reserved/read-only.
                # A reserved/read-only key is forbidden in certain documented contexts.
              &quot;path&quot;: [ # The entity path.
                  # An entity path consists of one or more elements composed of a kind and a
                  # string or numerical identifier, which identify entities. The first
                  # element identifies a _root entity_, the second element identifies
                  # a _child_ of the root entity, the third element identifies a child of the
                  # second entity, and so forth. The entities identified by all prefixes of
                  # the path are called the element&#x27;s _ancestors_.
                  #
                  # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                  # are required to be in the path along with the entity identifier itself.
                  # The only exception is that in some documented cases, the identifier in the
                  # last path element (for the entity) itself may be omitted. For example,
                  # the last path element of the key of `Mutation.insert` may have no
                  # identifier.
                  #
                  # A path can never be empty, and a path can have at most 100 elements.
                { # A (kind, ID/name) pair used to construct a key path.
                    #
                    # If either name or ID is set, the element is complete.
                    # If neither is set, the element is incomplete.
                  &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                      # A name matching regex `__.*__` is reserved/read-only.
                      # A name must not be more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                      # A kind matching regex `__.*__` is reserved/read-only.
                      # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                      # Never equal to zero. Values less than zero are discouraged and may not
                      # be supported in the future.
                },
              ],
              &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                  # ID and namespace ID.
                  # Queries are scoped to a single partition.
                  # by project and namespace, however the namespace ID may be empty.
                  #
                  # A partition ID contains several dimensions:
                  # project ID and namespace ID.
                  #
                  # Partition dimensions:
                  #
                  # - May be `&quot;&quot;`.
                  # - Must be valid UTF-8 bytes.
                  # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                  # If the value of any dimension matches regex `__.*__`, the partition is
                  # reserved/read-only.
                  # A reserved/read-only partition ID is forbidden in certain documented
                  # contexts.
                  #
                  # Foreign partition IDs (in which the project ID does
                  # not match the context project ID ) are discouraged.
                  # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
              },
            },
            &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                # Otherwise, may be set to at most 1,000,000 bytes.
            &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                # explicitly.
          },
        },
      },
      &quot;positionalBindings&quot;: [ # Numbered binding site @1 references the first numbered parameter,
          # effectively using 1-based indexing, rather than the usual 0.
          #
          # For each binding site numbered i in `query_string`, there must be an i-th
          # numbered parameter. The inverse must also be true.
        { # A binding parameter for a GQL query.
          &quot;cursor&quot;: &quot;A String&quot;, # A query cursor. Query cursors are returned in query
              # result batches.
          &quot;value&quot;: { # A message that can hold any of the supported value types and associated # A value parameter.
              # metadata.
            &quot;doubleValue&quot;: 3.14, # A double value.
            &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                # When stored in the Datastore, precise only to microseconds;
                # any additional precision is rounded down.
            &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
            &quot;booleanValue&quot;: True or False, # A boolean value.
            &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                # May have at most 1,000,000 bytes.
                # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                # In JSON requests, must be base64-encoded.
            &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
            &quot;arrayValue&quot;: { # An array value. # An array value.
                # Cannot contain another array value.
                # A `Value` instance that sets field `array_value` must not set fields
                # `meaning` or `exclude_from_indexes`.
              &quot;values&quot;: [ # Values in the array.
                  # The order of values in an array is preserved as long as all values have
                  # identical settings for &#x27;exclude_from_indexes&#x27;.
                # Object with schema name: Value
              ],
            },
            &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                #
                # - May have no key.
                # - May have a key with an incomplete key path.
                # - May have a reserved/read-only key.
            &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                # of doubles representing degrees latitude and degrees longitude. Unless
                # specified otherwise, this must conform to the
                # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                # standard&lt;/a&gt;. Values must be within normalized ranges.
              &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
              &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
            },
            &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
            &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                # If a key&#x27;s partition ID or any of its path kinds or names are
                # reserved/read-only, the key is reserved/read-only.
                # A reserved/read-only key is forbidden in certain documented contexts.
              &quot;path&quot;: [ # The entity path.
                  # An entity path consists of one or more elements composed of a kind and a
                  # string or numerical identifier, which identify entities. The first
                  # element identifies a _root entity_, the second element identifies
                  # a _child_ of the root entity, the third element identifies a child of the
                  # second entity, and so forth. The entities identified by all prefixes of
                  # the path are called the element&#x27;s _ancestors_.
                  #
                  # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                  # are required to be in the path along with the entity identifier itself.
                  # The only exception is that in some documented cases, the identifier in the
                  # last path element (for the entity) itself may be omitted. For example,
                  # the last path element of the key of `Mutation.insert` may have no
                  # identifier.
                  #
                  # A path can never be empty, and a path can have at most 100 elements.
                { # A (kind, ID/name) pair used to construct a key path.
                    #
                    # If either name or ID is set, the element is complete.
                    # If neither is set, the element is incomplete.
                  &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                      # A name matching regex `__.*__` is reserved/read-only.
                      # A name must not be more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                      # A kind matching regex `__.*__` is reserved/read-only.
                      # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                      # Never equal to zero. Values less than zero are discouraged and may not
                      # be supported in the future.
                },
              ],
              &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                  # ID and namespace ID.
                  # Queries are scoped to a single partition.
                  # by project and namespace, however the namespace ID may be empty.
                  #
                  # A partition ID contains several dimensions:
                  # project ID and namespace ID.
                  #
                  # Partition dimensions:
                  #
                  # - May be `&quot;&quot;`.
                  # - Must be valid UTF-8 bytes.
                  # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                  # If the value of any dimension matches regex `__.*__`, the partition is
                  # reserved/read-only.
                  # A reserved/read-only partition ID is forbidden in certain documented
                  # contexts.
                  #
                  # Foreign partition IDs (in which the project ID does
                  # not match the context project ID ) are discouraged.
                  # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
              },
            },
            &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                # Otherwise, may be set to at most 1,000,000 bytes.
            &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                # explicitly.
          },
        },
      ],
    },
    &quot;readOptions&quot;: { # The options shared by read requests. # The options for this query.
      &quot;readConsistency&quot;: &quot;A String&quot;, # The non-transactional read consistency to use.
          # Cannot be set to `STRONG` for global queries.
      &quot;transaction&quot;: &quot;A String&quot;, # The identifier of the transaction in which to read. A
          # transaction identifier is returned by a call to
          # Datastore.BeginTransaction.
    },
    &quot;query&quot;: { # A query for entities. # The query to run.
      &quot;projection&quot;: [ # The projection to return. Defaults to returning all properties.
        { # A representation of a property in a projection.
          &quot;property&quot;: { # A reference to a property relative to the kind expressions. # The property to project.
            &quot;name&quot;: &quot;A String&quot;, # The name of the property.
                # If name includes &quot;.&quot;s, it may be interpreted as a property name path.
          },
        },
      ],
      &quot;endCursor&quot;: &quot;A String&quot;, # An ending point for the query results. Query cursors are
          # returned in query result batches and
          # [can only be used to limit the same
          # query](https://cloud.google.com/datastore/docs/concepts/queries#cursors_limits_and_offsets).
      &quot;limit&quot;: 42, # The maximum number of results to return. Applies after all other
          # constraints. Optional.
          # Unspecified is interpreted as no limit.
          # Must be &gt;= 0 if specified.
      &quot;filter&quot;: { # A holder for any type of filter. # The filter to apply.
        &quot;compositeFilter&quot;: { # A filter that merges multiple other filters using the given operator. # A composite filter.
          &quot;op&quot;: &quot;A String&quot;, # The operator for combining multiple filters.
          &quot;filters&quot;: [ # The list of filters to combine.
              # Must contain at least one filter.
            # Object with schema name: Filter
          ],
        },
        &quot;propertyFilter&quot;: { # A filter on a specific property. # A filter on a property.
          &quot;value&quot;: { # A message that can hold any of the supported value types and associated # The value to compare the property to.
              # metadata.
            &quot;doubleValue&quot;: 3.14, # A double value.
            &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                # When stored in the Datastore, precise only to microseconds;
                # any additional precision is rounded down.
            &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
            &quot;booleanValue&quot;: True or False, # A boolean value.
            &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                # May have at most 1,000,000 bytes.
                # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                # In JSON requests, must be base64-encoded.
            &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
            &quot;arrayValue&quot;: { # An array value. # An array value.
                # Cannot contain another array value.
                # A `Value` instance that sets field `array_value` must not set fields
                # `meaning` or `exclude_from_indexes`.
              &quot;values&quot;: [ # Values in the array.
                  # The order of values in an array is preserved as long as all values have
                  # identical settings for &#x27;exclude_from_indexes&#x27;.
                # Object with schema name: Value
              ],
            },
            &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                #
                # - May have no key.
                # - May have a key with an incomplete key path.
                # - May have a reserved/read-only key.
            &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                # of doubles representing degrees latitude and degrees longitude. Unless
                # specified otherwise, this must conform to the
                # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                # standard&lt;/a&gt;. Values must be within normalized ranges.
              &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
              &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
            },
            &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
            &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                # If a key&#x27;s partition ID or any of its path kinds or names are
                # reserved/read-only, the key is reserved/read-only.
                # A reserved/read-only key is forbidden in certain documented contexts.
              &quot;path&quot;: [ # The entity path.
                  # An entity path consists of one or more elements composed of a kind and a
                  # string or numerical identifier, which identify entities. The first
                  # element identifies a _root entity_, the second element identifies
                  # a _child_ of the root entity, the third element identifies a child of the
                  # second entity, and so forth. The entities identified by all prefixes of
                  # the path are called the element&#x27;s _ancestors_.
                  #
                  # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                  # are required to be in the path along with the entity identifier itself.
                  # The only exception is that in some documented cases, the identifier in the
                  # last path element (for the entity) itself may be omitted. For example,
                  # the last path element of the key of `Mutation.insert` may have no
                  # identifier.
                  #
                  # A path can never be empty, and a path can have at most 100 elements.
                { # A (kind, ID/name) pair used to construct a key path.
                    #
                    # If either name or ID is set, the element is complete.
                    # If neither is set, the element is incomplete.
                  &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                      # A name matching regex `__.*__` is reserved/read-only.
                      # A name must not be more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                      # A kind matching regex `__.*__` is reserved/read-only.
                      # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                      # Never equal to zero. Values less than zero are discouraged and may not
                      # be supported in the future.
                },
              ],
              &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                  # ID and namespace ID.
                  # Queries are scoped to a single partition.
                  # by project and namespace, however the namespace ID may be empty.
                  #
                  # A partition ID contains several dimensions:
                  # project ID and namespace ID.
                  #
                  # Partition dimensions:
                  #
                  # - May be `&quot;&quot;`.
                  # - Must be valid UTF-8 bytes.
                  # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                  # If the value of any dimension matches regex `__.*__`, the partition is
                  # reserved/read-only.
                  # A reserved/read-only partition ID is forbidden in certain documented
                  # contexts.
                  #
                  # Foreign partition IDs (in which the project ID does
                  # not match the context project ID ) are discouraged.
                  # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
              },
            },
            &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                # Otherwise, may be set to at most 1,000,000 bytes.
            &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                # explicitly.
          },
          &quot;property&quot;: { # A reference to a property relative to the kind expressions. # The property to filter by.
            &quot;name&quot;: &quot;A String&quot;, # The name of the property.
                # If name includes &quot;.&quot;s, it may be interpreted as a property name path.
          },
          &quot;op&quot;: &quot;A String&quot;, # The operator to filter by.
        },
      },
      &quot;offset&quot;: 42, # The number of results to skip. Applies before limit, but after all other
          # constraints. Optional. Must be &gt;= 0 if specified.
      &quot;startCursor&quot;: &quot;A String&quot;, # A starting point for the query results. Query cursors are
          # returned in query result batches and
          # [can only be used to continue the same
          # query](https://cloud.google.com/datastore/docs/concepts/queries#cursors_limits_and_offsets).
      &quot;kind&quot;: [ # The kinds to query (if empty, returns entities of all kinds).
          # Currently at most 1 kind may be specified.
        { # A representation of a kind.
          &quot;name&quot;: &quot;A String&quot;, # The name of the kind.
        },
      ],
      &quot;distinctOn&quot;: [ # The properties to make distinct. The query results will contain the first
          # result for each distinct combination of values for the given properties
          # (if empty, all results are returned).
        { # A reference to a property relative to the kind expressions.
          &quot;name&quot;: &quot;A String&quot;, # The name of the property.
              # If name includes &quot;.&quot;s, it may be interpreted as a property name path.
        },
      ],
      &quot;order&quot;: [ # The order to apply to the query results (if empty, order is unspecified).
        { # The desired order for a specific property.
          &quot;property&quot;: { # A reference to a property relative to the kind expressions. # The property to order by.
            &quot;name&quot;: &quot;A String&quot;, # The name of the property.
                # If name includes &quot;.&quot;s, it may be interpreted as a property name path.
          },
          &quot;direction&quot;: &quot;A String&quot;, # The direction to order by. Defaults to `ASCENDING`.
        },
      ],
    },
  }

  x__xgafv: string, V1 error format.
    Allowed values
      1 - v1 error format
      2 - v2 error format

Returns:
  An object of the form:

    { # The response for Datastore.RunQuery.
    &quot;query&quot;: { # A query for entities. # The parsed form of the `GqlQuery` from the request, if it was set.
      &quot;projection&quot;: [ # The projection to return. Defaults to returning all properties.
        { # A representation of a property in a projection.
          &quot;property&quot;: { # A reference to a property relative to the kind expressions. # The property to project.
            &quot;name&quot;: &quot;A String&quot;, # The name of the property.
                # If name includes &quot;.&quot;s, it may be interpreted as a property name path.
          },
        },
      ],
      &quot;endCursor&quot;: &quot;A String&quot;, # An ending point for the query results. Query cursors are
          # returned in query result batches and
          # [can only be used to limit the same
          # query](https://cloud.google.com/datastore/docs/concepts/queries#cursors_limits_and_offsets).
      &quot;limit&quot;: 42, # The maximum number of results to return. Applies after all other
          # constraints. Optional.
          # Unspecified is interpreted as no limit.
          # Must be &gt;= 0 if specified.
      &quot;filter&quot;: { # A holder for any type of filter. # The filter to apply.
        &quot;compositeFilter&quot;: { # A filter that merges multiple other filters using the given operator. # A composite filter.
          &quot;op&quot;: &quot;A String&quot;, # The operator for combining multiple filters.
          &quot;filters&quot;: [ # The list of filters to combine.
              # Must contain at least one filter.
            # Object with schema name: Filter
          ],
        },
        &quot;propertyFilter&quot;: { # A filter on a specific property. # A filter on a property.
          &quot;value&quot;: { # A message that can hold any of the supported value types and associated # The value to compare the property to.
              # metadata.
            &quot;doubleValue&quot;: 3.14, # A double value.
            &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                # When stored in the Datastore, precise only to microseconds;
                # any additional precision is rounded down.
            &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
            &quot;booleanValue&quot;: True or False, # A boolean value.
            &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                # May have at most 1,000,000 bytes.
                # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                # In JSON requests, must be base64-encoded.
            &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
            &quot;arrayValue&quot;: { # An array value. # An array value.
                # Cannot contain another array value.
                # A `Value` instance that sets field `array_value` must not set fields
                # `meaning` or `exclude_from_indexes`.
              &quot;values&quot;: [ # Values in the array.
                  # The order of values in an array is preserved as long as all values have
                  # identical settings for &#x27;exclude_from_indexes&#x27;.
                # Object with schema name: Value
              ],
            },
            &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                #
                # - May have no key.
                # - May have a key with an incomplete key path.
                # - May have a reserved/read-only key.
            &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                # of doubles representing degrees latitude and degrees longitude. Unless
                # specified otherwise, this must conform to the
                # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                # standard&lt;/a&gt;. Values must be within normalized ranges.
              &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
              &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
            },
            &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
            &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                # If a key&#x27;s partition ID or any of its path kinds or names are
                # reserved/read-only, the key is reserved/read-only.
                # A reserved/read-only key is forbidden in certain documented contexts.
              &quot;path&quot;: [ # The entity path.
                  # An entity path consists of one or more elements composed of a kind and a
                  # string or numerical identifier, which identify entities. The first
                  # element identifies a _root entity_, the second element identifies
                  # a _child_ of the root entity, the third element identifies a child of the
                  # second entity, and so forth. The entities identified by all prefixes of
                  # the path are called the element&#x27;s _ancestors_.
                  #
                  # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                  # are required to be in the path along with the entity identifier itself.
                  # The only exception is that in some documented cases, the identifier in the
                  # last path element (for the entity) itself may be omitted. For example,
                  # the last path element of the key of `Mutation.insert` may have no
                  # identifier.
                  #
                  # A path can never be empty, and a path can have at most 100 elements.
                { # A (kind, ID/name) pair used to construct a key path.
                    #
                    # If either name or ID is set, the element is complete.
                    # If neither is set, the element is incomplete.
                  &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                      # A name matching regex `__.*__` is reserved/read-only.
                      # A name must not be more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                      # A kind matching regex `__.*__` is reserved/read-only.
                      # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                      # Never equal to zero. Values less than zero are discouraged and may not
                      # be supported in the future.
                },
              ],
              &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                  # ID and namespace ID.
                  # Queries are scoped to a single partition.
                  # by project and namespace, however the namespace ID may be empty.
                  #
                  # A partition ID contains several dimensions:
                  # project ID and namespace ID.
                  #
                  # Partition dimensions:
                  #
                  # - May be `&quot;&quot;`.
                  # - Must be valid UTF-8 bytes.
                  # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                  # If the value of any dimension matches regex `__.*__`, the partition is
                  # reserved/read-only.
                  # A reserved/read-only partition ID is forbidden in certain documented
                  # contexts.
                  #
                  # Foreign partition IDs (in which the project ID does
                  # not match the context project ID ) are discouraged.
                  # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
              },
            },
            &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                # Otherwise, may be set to at most 1,000,000 bytes.
            &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                # explicitly.
          },
          &quot;property&quot;: { # A reference to a property relative to the kind expressions. # The property to filter by.
            &quot;name&quot;: &quot;A String&quot;, # The name of the property.
                # If name includes &quot;.&quot;s, it may be interpreted as a property name path.
          },
          &quot;op&quot;: &quot;A String&quot;, # The operator to filter by.
        },
      },
      &quot;offset&quot;: 42, # The number of results to skip. Applies before limit, but after all other
          # constraints. Optional. Must be &gt;= 0 if specified.
      &quot;startCursor&quot;: &quot;A String&quot;, # A starting point for the query results. Query cursors are
          # returned in query result batches and
          # [can only be used to continue the same
          # query](https://cloud.google.com/datastore/docs/concepts/queries#cursors_limits_and_offsets).
      &quot;kind&quot;: [ # The kinds to query (if empty, returns entities of all kinds).
          # Currently at most 1 kind may be specified.
        { # A representation of a kind.
          &quot;name&quot;: &quot;A String&quot;, # The name of the kind.
        },
      ],
      &quot;distinctOn&quot;: [ # The properties to make distinct. The query results will contain the first
          # result for each distinct combination of values for the given properties
          # (if empty, all results are returned).
        { # A reference to a property relative to the kind expressions.
          &quot;name&quot;: &quot;A String&quot;, # The name of the property.
              # If name includes &quot;.&quot;s, it may be interpreted as a property name path.
        },
      ],
      &quot;order&quot;: [ # The order to apply to the query results (if empty, order is unspecified).
        { # The desired order for a specific property.
          &quot;property&quot;: { # A reference to a property relative to the kind expressions. # The property to order by.
            &quot;name&quot;: &quot;A String&quot;, # The name of the property.
                # If name includes &quot;.&quot;s, it may be interpreted as a property name path.
          },
          &quot;direction&quot;: &quot;A String&quot;, # The direction to order by. Defaults to `ASCENDING`.
        },
      ],
    },
    &quot;batch&quot;: { # A batch of results produced by a query. # A batch of query results (always present).
      &quot;entityResults&quot;: [ # The results for this batch.
        { # The result of fetching an entity from Datastore.
          &quot;cursor&quot;: &quot;A String&quot;, # A cursor that points to the position after the result entity.
              # Set only when the `EntityResult` is part of a `QueryResultBatch` message.
          &quot;version&quot;: &quot;A String&quot;, # The version of the entity, a strictly positive number that monotonically
              # increases with changes to the entity.
              #
              # This field is set for `FULL` entity
              # results.
              #
              # For missing entities in `LookupResponse`, this
              # is the version of the snapshot that was used to look up the entity, and it
              # is always set except for eventually consistent reads.
          &quot;entity&quot;: { # A Datastore data object. # The resulting entity.
              #
              # An entity is limited to 1 megabyte when stored. That _roughly_
              # corresponds to a limit of 1 megabyte for the serialized form of this
              # message.
            &quot;properties&quot;: { # The entity&#x27;s properties.
                # The map&#x27;s keys are property names.
                # A property name matching regex `__.*__` is reserved.
                # A reserved property name is forbidden in certain documented contexts.
                # The name must not contain more than 500 characters.
                # The name cannot be `&quot;&quot;`.
              &quot;a_key&quot;: { # A message that can hold any of the supported value types and associated
                  # metadata.
                &quot;doubleValue&quot;: 3.14, # A double value.
                &quot;timestampValue&quot;: &quot;A String&quot;, # A timestamp value.
                    # When stored in the Datastore, precise only to microseconds;
                    # any additional precision is rounded down.
                &quot;nullValue&quot;: &quot;A String&quot;, # A null value.
                &quot;booleanValue&quot;: True or False, # A boolean value.
                &quot;blobValue&quot;: &quot;A String&quot;, # A blob value.
                    # May have at most 1,000,000 bytes.
                    # When `exclude_from_indexes` is false, may have at most 1500 bytes.
                    # In JSON requests, must be base64-encoded.
                &quot;meaning&quot;: 42, # The `meaning` field should only be populated for backwards compatibility.
                &quot;arrayValue&quot;: { # An array value. # An array value.
                    # Cannot contain another array value.
                    # A `Value` instance that sets field `array_value` must not set fields
                    # `meaning` or `exclude_from_indexes`.
                  &quot;values&quot;: [ # Values in the array.
                      # The order of values in an array is preserved as long as all values have
                      # identical settings for &#x27;exclude_from_indexes&#x27;.
                    # Object with schema name: Value
                  ],
                },
                &quot;entityValue&quot;: # Object with schema name: Entity # An entity value.
                    #
                    # - May have no key.
                    # - May have a key with an incomplete key path.
                    # - May have a reserved/read-only key.
                &quot;geoPointValue&quot;: { # An object representing a latitude/longitude pair. This is expressed as a pair # A geo point value representing a point on the surface of Earth.
                    # of doubles representing degrees latitude and degrees longitude. Unless
                    # specified otherwise, this must conform to the
                    # &lt;a href=&quot;http://www.unoosa.org/pdf/icg/2012/template/WGS_84.pdf&quot;&gt;WGS84
                    # standard&lt;/a&gt;. Values must be within normalized ranges.
                  &quot;latitude&quot;: 3.14, # The latitude in degrees. It must be in the range [-90.0, +90.0].
                  &quot;longitude&quot;: 3.14, # The longitude in degrees. It must be in the range [-180.0, +180.0].
                },
                &quot;integerValue&quot;: &quot;A String&quot;, # An integer value.
                &quot;keyValue&quot;: { # A unique identifier for an entity. # A key value.
                    # If a key&#x27;s partition ID or any of its path kinds or names are
                    # reserved/read-only, the key is reserved/read-only.
                    # A reserved/read-only key is forbidden in certain documented contexts.
                  &quot;path&quot;: [ # The entity path.
                      # An entity path consists of one or more elements composed of a kind and a
                      # string or numerical identifier, which identify entities. The first
                      # element identifies a _root entity_, the second element identifies
                      # a _child_ of the root entity, the third element identifies a child of the
                      # second entity, and so forth. The entities identified by all prefixes of
                      # the path are called the element&#x27;s _ancestors_.
                      #
                      # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                      # are required to be in the path along with the entity identifier itself.
                      # The only exception is that in some documented cases, the identifier in the
                      # last path element (for the entity) itself may be omitted. For example,
                      # the last path element of the key of `Mutation.insert` may have no
                      # identifier.
                      #
                      # A path can never be empty, and a path can have at most 100 elements.
                    { # A (kind, ID/name) pair used to construct a key path.
                        #
                        # If either name or ID is set, the element is complete.
                        # If neither is set, the element is incomplete.
                      &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                          # A name matching regex `__.*__` is reserved/read-only.
                          # A name must not be more than 1500 bytes when UTF-8 encoded.
                          # Cannot be `&quot;&quot;`.
                      &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                          # A kind matching regex `__.*__` is reserved/read-only.
                          # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                          # Cannot be `&quot;&quot;`.
                      &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                          # Never equal to zero. Values less than zero are discouraged and may not
                          # be supported in the future.
                    },
                  ],
                  &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                      # ID and namespace ID.
                      # Queries are scoped to a single partition.
                      # by project and namespace, however the namespace ID may be empty.
                      #
                      # A partition ID contains several dimensions:
                      # project ID and namespace ID.
                      #
                      # Partition dimensions:
                      #
                      # - May be `&quot;&quot;`.
                      # - Must be valid UTF-8 bytes.
                      # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                      # If the value of any dimension matches regex `__.*__`, the partition is
                      # reserved/read-only.
                      # A reserved/read-only partition ID is forbidden in certain documented
                      # contexts.
                      #
                      # Foreign partition IDs (in which the project ID does
                      # not match the context project ID ) are discouraged.
                      # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                    &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                    &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
                  },
                },
                &quot;stringValue&quot;: &quot;A String&quot;, # A UTF-8 encoded string value.
                    # When `exclude_from_indexes` is false (it is indexed) , may have at most 1500 bytes.
                    # Otherwise, may be set to at most 1,000,000 bytes.
                &quot;excludeFromIndexes&quot;: True or False, # If the value should be excluded from all indexes including those defined
                    # explicitly.
              },
            },
            &quot;key&quot;: { # A unique identifier for an entity. # The entity&#x27;s key.
                #
                # An entity must have a key, unless otherwise documented (for example,
                # an entity in `Value.entity_value` may have no key).
                # An entity&#x27;s kind is its key path&#x27;s last element&#x27;s kind,
                # or null if it has no key.
                # If a key&#x27;s partition ID or any of its path kinds or names are
                # reserved/read-only, the key is reserved/read-only.
                # A reserved/read-only key is forbidden in certain documented contexts.
              &quot;path&quot;: [ # The entity path.
                  # An entity path consists of one or more elements composed of a kind and a
                  # string or numerical identifier, which identify entities. The first
                  # element identifies a _root entity_, the second element identifies
                  # a _child_ of the root entity, the third element identifies a child of the
                  # second entity, and so forth. The entities identified by all prefixes of
                  # the path are called the element&#x27;s _ancestors_.
                  #
                  # An entity path is always fully complete: *all* of the entity&#x27;s ancestors
                  # are required to be in the path along with the entity identifier itself.
                  # The only exception is that in some documented cases, the identifier in the
                  # last path element (for the entity) itself may be omitted. For example,
                  # the last path element of the key of `Mutation.insert` may have no
                  # identifier.
                  #
                  # A path can never be empty, and a path can have at most 100 elements.
                { # A (kind, ID/name) pair used to construct a key path.
                    #
                    # If either name or ID is set, the element is complete.
                    # If neither is set, the element is incomplete.
                  &quot;name&quot;: &quot;A String&quot;, # The name of the entity.
                      # A name matching regex `__.*__` is reserved/read-only.
                      # A name must not be more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;kind&quot;: &quot;A String&quot;, # The kind of the entity.
                      # A kind matching regex `__.*__` is reserved/read-only.
                      # A kind must not contain more than 1500 bytes when UTF-8 encoded.
                      # Cannot be `&quot;&quot;`.
                  &quot;id&quot;: &quot;A String&quot;, # The auto-allocated ID of the entity.
                      # Never equal to zero. Values less than zero are discouraged and may not
                      # be supported in the future.
                },
              ],
              &quot;partitionId&quot;: { # A partition ID identifies a grouping of entities. The grouping is always # Entities are partitioned into subsets, currently identified by a project
                  # ID and namespace ID.
                  # Queries are scoped to a single partition.
                  # by project and namespace, however the namespace ID may be empty.
                  #
                  # A partition ID contains several dimensions:
                  # project ID and namespace ID.
                  #
                  # Partition dimensions:
                  #
                  # - May be `&quot;&quot;`.
                  # - Must be valid UTF-8 bytes.
                  # - Must have values that match regex `[A-Za-z\d\.\-_]{1,100}`
                  # If the value of any dimension matches regex `__.*__`, the partition is
                  # reserved/read-only.
                  # A reserved/read-only partition ID is forbidden in certain documented
                  # contexts.
                  #
                  # Foreign partition IDs (in which the project ID does
                  # not match the context project ID ) are discouraged.
                  # Reads and writes of foreign partition IDs may fail if the project is not in an active state.
                &quot;projectId&quot;: &quot;A String&quot;, # The ID of the project to which the entities belong.
                &quot;namespaceId&quot;: &quot;A String&quot;, # If not empty, the ID of the namespace to which the entities belong.
              },
            },
          },
        },
      ],
      &quot;moreResults&quot;: &quot;A String&quot;, # The state of the query after the current batch.
      &quot;endCursor&quot;: &quot;A String&quot;, # A cursor that points to the position after the last result in the batch.
      &quot;snapshotVersion&quot;: &quot;A String&quot;, # The version number of the snapshot this batch was returned from.
          # This applies to the range of results from the query&#x27;s `start_cursor` (or
          # the beginning of the query if no cursor was given) to this batch&#x27;s
          # `end_cursor` (not the query&#x27;s `end_cursor`).
          #
          # In a single transaction, subsequent query result batches for the same query
          # can have a greater snapshot version number. Each batch&#x27;s snapshot version
          # is valid for all preceding batches.
          # The value will be zero for eventually consistent queries.
      &quot;skippedCursor&quot;: &quot;A String&quot;, # A cursor that points to the position after the last skipped result.
          # Will be set when `skipped_results` != 0.
      &quot;skippedResults&quot;: 42, # The number of results skipped, typically because of an offset.
      &quot;entityResultType&quot;: &quot;A String&quot;, # The result type for every entity in `entity_results`.
    },
  }</pre>
</div>

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