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Update some obsolete comments.

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Fix a few stray references to expression eval functions that don't
exist anymore or don't take the same input representation they used to.
This commit is contained in:
Tom Lane
2017-03-26 11:36:46 -04:00
parent 6a101b0aed
commit 244dd95ce9
3 changed files with 4 additions and 4 deletions
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2
src/backend/utils/cache/relcache.c vendored
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@ -4743,7 +4743,7 @@ RelationGetIndexExpressions(Relation relation)
* RelationGetIndexPredicate -- get the index predicate for an index
*
* We cache the result of transforming pg_index.indpred into an implicit-AND
* node tree (suitable for ExecQual).
* node tree (suitable for use in planning).
* If the rel is not an index or has no predicate, we return NIL.
* Otherwise, the returned tree is copied into the caller's memory context.
* (We don't want to return a pointer to the relcache copy, since it could