Horton

Improve commentary about ChangeVarNodesWalkExpression().

Tom Lane <tgl@sss.pgh.pa.us>

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Commit: 360dd6f7b4c522d9a48d4621feb6da0a91bd7594
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2026-03-23T15:14:24Z
Releases: 19 (unreleased) 
Improve commentary about ChangeVarNodesWalkExpression().

IMO the proximate cause of the bug fixed in commit 07b7a964d
was sloppy thinking about what ChangeVarNodesWalkExpression()
is to be used for.  Flesh out its header comment to try to
improve that situation.

Author: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://postgr.es/m/1607553.1774017006@sss.pgh.pa.us
Backpatch-through: 18

Files

PathChange+/−
src/backend/rewrite/rewriteManip.c modified +11 −4

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