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An addition to 8c441c0827 

Given that now SJE doesn't work with result relation, turn a code dealing with
that into an assert that it shouldn't happen.
This commit is contained in:
Alexander Korotkov 2024-01-09 10:12:14 +02:00
parent 8c441c0827
commit 028b15405b
1 changed files with 4 additions and 2 deletions
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6
src/backend/optimizer/plan/analyzejoins.c
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@ -1900,8 +1900,10 @@ remove_self_join_rel(PlannerInfo *root, PlanRowMark *kmark, PlanRowMark *rmark,
/* Replace varno in all the query structures */
query_tree_walker(root->parse, replace_varno_walker, &ctx,
QTW_EXAMINE_SORTGROUP);
if (root->parse->resultRelation == toRemove->relid)
root->parse->resultRelation = toKeep->relid;
/* See remove_self_joins_one_group() */
Assert(root->parse->resultRelation != toRemove->relid);
Assert(root->parse->resultRelation != toKeep->relid);
/* Replace links in the planner info */
remove_rel_from_query(root, toRemove, toKeep->relid, NULL, NULL);