{
  "api": {
    "IDBDatabase": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase",
        "spec_url": "https://w3c.github.io/IndexedDB/#database-interface",
        "tags": [
          "web-features:indexeddb"
        ],
        "support": {
          "chrome": [
            {
              "version_added": "24"
            },
            {
              "prefix": "webkit",
              "version_added": "23",
              "version_removed": "57"
            }
          ],
          "chrome_android": "mirror",
          "edge": {
            "version_added": "12"
          },
          "firefox": [
            {
              "version_added": "16"
            },
            {
              "prefix": "moz",
              "version_added": "10",
              "version_removed": "16"
            }
          ],
          "firefox_android": {
            "version_added": "22"
          },
          "ie": {
            "version_added": "10"
          },
          "oculus": "mirror",
          "opera": {
            "version_added": "15"
          },
          "opera_android": {
            "version_added": "14"
          },
          "safari": {
            "version_added": "8"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": "mirror",
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "worker_support": {
        "__compat": {
          "description": "Available in workers",
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "37"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "close": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/close",
          "spec_url": "https://w3c.github.io/IndexedDB/#ref-for-dom-idbdatabase-close②",
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": {
              "version_added": "22"
            },
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "close_event": {
        "__compat": {
          "description": "`close` event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/close_event",
          "spec_url": [
            "https://w3c.github.io/IndexedDB/#closing-connection",
            "https://w3c.github.io/IndexedDB/#dom-idbdatabase-onclose"
          ],
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "30"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "50"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "createObjectStore": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/createObjectStore",
          "spec_url": "https://w3c.github.io/IndexedDB/#ref-for-dom-idbdatabase-createobjectstore①",
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": {
              "version_added": "22"
            },
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "deleteObjectStore": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/deleteObjectStore",
          "spec_url": "https://w3c.github.io/IndexedDB/#ref-for-dom-idbdatabase-deleteobjectstore①",
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": {
              "version_added": "22"
            },
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "name": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/name",
          "spec_url": "https://w3c.github.io/IndexedDB/#ref-for-dom-idbdatabase-name①",
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": {
              "version_added": "22"
            },
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "objectStoreNames": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/objectStoreNames",
          "spec_url": "https://w3c.github.io/IndexedDB/#ref-for-dom-idbdatabase-objectstorenames①",
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": {
              "version_added": "22"
            },
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "transaction": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/transaction",
          "spec_url": "https://w3c.github.io/IndexedDB/#ref-for-dom-idbdatabase-transaction③",
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": {
              "version_added": "22"
            },
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "mode_parameter_readwriteflush": {
          "__compat": {
            "description": "`mode` parameter supports `readwriteflush`",
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "40",
                "flags": [
                  {
                    "type": "preference",
                    "name": "dom.indexedDB.experimental",
                    "value_to_set": "true"
                  }
                ]
              },
              "firefox_android": "mirror",
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": true,
              "standard_track": false,
              "deprecated": false
            }
          }
        }
      },
      "version": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/version",
          "spec_url": "https://w3c.github.io/IndexedDB/#ref-for-dom-idbdatabase-version①",
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": {
              "version_added": "22"
            },
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "versionchange_event": {
        "__compat": {
          "description": "`versionchange` event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBDatabase/versionchange_event",
          "spec_url": [
            "https://w3c.github.io/IndexedDB/#eventdef-idbdatabase-versionchange",
            "https://w3c.github.io/IndexedDB/#dom-idbdatabase-onversionchange"
          ],
          "tags": [
            "web-features:indexeddb"
          ],
          "support": {
            "chrome": {
              "version_added": "23"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "10"
            },
            "firefox_android": {
              "version_added": "22"
            },
            "ie": {
              "version_added": "10"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "8"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}