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Add support for multi-row VALUES clauses as part of INSERT statements

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(e.g. "INSERT ... VALUES (...), (...), ...") and elsewhere as allowed
by the spec. (e.g. similar to a FROM clause subselect). initdb required.
Joe Conway and Tom Lane.
This commit is contained in:
Joe Conway
2006-08-02 01:59:48 +00:00
parent d307c428cb
commit 9caafda579
40 changed files with 1877 additions and 313 deletions
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20
src/backend/optimizer/plan/setrefs.c
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@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/optimizer/plan/setrefs.c,v 1.122 2006/07/14 14:52:21 momjian Exp $
* $PostgreSQL: pgsql/src/backend/optimizer/plan/setrefs.c,v 1.123 2006/08/02 01:59:46 joe Exp $
*
*-------------------------------------------------------------------------
*/
@ -186,6 +186,18 @@ set_plan_references(Plan *plan, List *rtable)
fix_expr_references(plan, rte->funcexpr);
}
break;
case T_ValuesScan:
{
RangeTblEntry *rte;
fix_expr_references(plan, (Node *) plan->targetlist);
fix_expr_references(plan, (Node *) plan->qual);
rte = rt_fetch(((ValuesScan *) plan)->scan.scanrelid,
rtable);
Assert(rte->rtekind == RTE_VALUES);
fix_expr_references(plan, (Node *) rte->values_lists);
}
break;
case T_NestLoop:
set_join_references((Join *) plan, rtable);
fix_expr_references(plan, (Node *) plan->targetlist);
@ -522,6 +534,12 @@ adjust_plan_varnos(Plan *plan, int rtoffset)
adjust_expr_varnos((Node *) plan->qual, rtoffset);
/* rte was already fixed by set_subqueryscan_references */
break;
case T_ValuesScan:
((ValuesScan *) plan)->scan.scanrelid += rtoffset;
adjust_expr_varnos((Node *) plan->targetlist, rtoffset);
adjust_expr_varnos((Node *) plan->qual, rtoffset);
/* rte was already fixed by set_subqueryscan_references */
break;
case T_NestLoop:
adjust_expr_varnos((Node *) plan->targetlist, rtoffset);
adjust_expr_varnos((Node *) plan->qual, rtoffset);