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Fix some grammatical errors in some comments

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Introduced by 9f1337639.

Author: James Coleman <jtc331@gmail.com>
Discussion: https://postgr.es/m/CAAaqYe9ZQ_1+QiF_Nv7b37opicBu+35ZQK1CetQ54r5UdrF1eg@mail.gmail.com
This commit is contained in:
David Rowley 2024-06-05 21:31:28 +12:00
parent b631d01498
commit 7b71e5bbcc
1 changed files with 4 additions and 4 deletions
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8
src/backend/optimizer/plan/subselect.c
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@ -1271,15 +1271,15 @@ convert_ANY_sublink_to_join(PlannerInfo *root, SubLink *sublink,
Assert(sublink->subLinkType == ANY_SUBLINK); Assert(sublink->subLinkType == ANY_SUBLINK);
/* /*
* If the sub-select refers to any Vars of the parent query, we so let's * If the sub-select contains any Vars of the parent query, we treat it as
* considering it as LATERAL. (Vars of higher levels don't matter here.) * LATERAL. (Vars from higher levels don't matter here.)
*/ */
sub_ref_outer_relids = pull_varnos_of_level(NULL, (Node *) subselect, 1); sub_ref_outer_relids = pull_varnos_of_level(NULL, (Node *) subselect, 1);
use_lateral = !bms_is_empty(sub_ref_outer_relids); use_lateral = !bms_is_empty(sub_ref_outer_relids);
/* /*
* Check that sub-select refers nothing outside of available_rels of the * Can't convert if the sub-select contains parent-level Vars of relations
* parent query. * not in available_rels.
*/ */
if (!bms_is_subset(sub_ref_outer_relids, available_rels)) if (!bms_is_subset(sub_ref_outer_relids, available_rels))
return NULL; return NULL;