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Reconsider mechanism for marking sub-selects that are at top level of

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a qualification clause (and hence can get away with being sloppy about
distinguishing FALSE from UNKNOWN).  We need to know this in subselect.c;
marking the subplans in setrefs.c is too late.
This commit is contained in:
Tom Lane
2003-01-13 18:10:53 +00:00
parent de432ce39e
commit 56e1aab286
4 changed files with 34 additions and 53 deletions
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src/include/optimizer/subselect.h
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@@ -16,6 +16,6 @@ extern int PlannerPlanId; /* to assign unique ID to subquery plans */
extern List *SS_finalize_plan(Plan *plan, List *rtable);
extern Node *SS_replace_correlation_vars(Node *expr);
extern Node *SS_process_sublinks(Node *expr);
extern Node *SS_process_sublinks(Node *expr, bool isQual);
#endif /* SUBSELECT_H */