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(parent: bdb2ec4) | patch
Do not compute result columns of subqueries that are never used. Make those
authordrh <>
Wed, 15 Feb 2023 17:53:17 +0000 (17:53 +0000)
committerdrh <>
Wed, 15 Feb 2023 17:53:17 +0000 (17:53 +0000)
commite3ec00ccb8ea49dbe8c99fd5e5967dadaddd9852
treec2bf85250c449fae235cf037af51194c38c30611tree | snapshot
parentbdb2ec409a380cdc936183ccb92e00de92d366c8commit | diff
Do not compute result columns of subqueries that are never used.  Make those
columns NULL instead.  This optimization potentially resolves the enhancement
request described by [/tktview/baa5bb76c35a124c|ticket baa5bb76c35a124c].

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