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(merge: 04a28c3 4ea4814)
Improve the omit-left-join optimization so that it works in some cases
authordrh <drh@noemail.net>
Wed, 31 Jan 2018 16:50:27 +0000 (16:50 +0000)
committerdrh <drh@noemail.net>
Wed, 31 Jan 2018 16:50:27 +0000 (16:50 +0000)
commit5cd253423b49b53c3ff2e066e3a5f3d3ac8f9bb6
tree8ac3328cc6caf902fe359899dacaec2cefff5208tree
parent04a28c3b6d546a3fd97ee541cfcd0cac2fb60488commit | diff
parent4ea48144f91a65e82900cf8587380d8b451eaf1dcommit | diff
Improve the omit-left-join optimization so that it works in some cases
when the RHS is subject to a UNIQUE but not NOT NULL constraint.

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