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Teach query_tree_walker, query_tree_mutator, and SS_finalize_plan to

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process function RTE expressions, which they were previously missing.
This allows outer-Var references and subselects to work correctly in
the arguments of a function RTE.  Install check to prevent function RTEs
from cross-referencing Vars of sibling FROM-items, which doesn't make
any sense (if you want to join, write a JOIN or WHERE clause).
This commit is contained in:
Tom Lane
2002-05-18 18:49:41 +00:00
parent 2c50f6344b
commit a5b370943e
5 changed files with 87 additions and 41 deletions
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4
src/backend/optimizer/plan/planner.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/plan/planner.c,v 1.118 2002/05/18 02:25:49 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/plan/planner.c,v 1.119 2002/05/18 18:49:41 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -246,7 +246,7 @@ subquery_planner(Query *parse, double tuple_fraction)
*/
if (PlannerPlanId != saved_planid || PlannerQueryLevel > 1)
{
(void) SS_finalize_plan(plan);
(void) SS_finalize_plan(plan, parse->rtable);
/*
* At the moment, SS_finalize_plan doesn't handle initPlans and so