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Update comment in set_dummy_rel_pathlist().

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This comment claimed that set_dummy_rel_pathlist() has callers
other than (possibly indirectly) set_rel_size().  It doesn't,
so revise the argument to not rely on that.

Noted by Richard Guo.

Discussion: https://postgr.es/m/CAMbWs4-KFEU_fDuJPNCOkUu3rwvZvKBEytkd9VrM4kH4-2h1CQ@mail.gmail.com
This commit is contained in:
Tom Lane 2024-03-28 11:44:00 -04:00
parent 213c959a29
commit be98a550cc
1 changed files with 3 additions and 3 deletions
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6
src/backend/optimizer/path/allpaths.c
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@ -2180,9 +2180,9 @@ set_dummy_rel_pathlist(RelOptInfo *rel)
/* /*
* We set the cheapest-path fields immediately, just in case they were * We set the cheapest-path fields immediately, just in case they were
* pointing at some discarded path. This is redundant when we're called * pointing at some discarded path. This is redundant in current usage
* from set_rel_size(), but not when called from elsewhere, and doing it * because set_rel_pathlist will do it later, but it's cheap so we keep it
* twice is harmless anyway. * for safety and consistency with mark_dummy_rel.
*/ */
set_cheapest(rel); set_cheapest(rel);
} }