tree 2c5443f9a56a40ad442328d54894ef5b2dbd8a13
parent 115305ff000b635c9ecb2978fdcbecb2151fc20f
author drh <drh@noemail.net> 1457209704 +0000
committer drh <drh@noemail.net> 1457209704 +0000

Adjust the cost estimates for RTREE such that the expected number of rows and
expected cost is halved for each additional constraint.

FossilOrigin-Name: fd7cd0609381a85673d1f737ebeb19dde3de180f