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Put function expressions and values lists into FunctionScan and ValuesScan

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plan nodes, so that the executor does not need to get these items from
the range table at runtime.  This will avoid needing to include these
fields in the compact range table I'm expecting to make the executor use.
This commit is contained in:
Tom Lane
2007-02-19 02:23:12 +00:00
parent f1f2b2711a
commit b8c3267792
10 changed files with 102 additions and 90 deletions
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9
src/backend/commands/explain.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994-5, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/explain.c,v 1.154 2007/02/14 01:58:56 tgl Exp $
* $PostgreSQL: pgsql/src/backend/commands/explain.c,v 1.155 2007/02/19 02:23:11 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -640,6 +640,7 @@ explain_outNode(StringInfo str,
{
RangeTblEntry *rte = rt_fetch(((Scan *) plan)->scanrelid,
es->rtable);
Node *funcexpr;
char *proname;
/* Assert it's on a RangeFunction */
@ -651,10 +652,10 @@ explain_outNode(StringInfo str,
* happen if the optimizer simplified away the function call,
* for example).
*/
if (rte->funcexpr && IsA(rte->funcexpr, FuncExpr))
funcexpr = ((FunctionScan *) plan)->funcexpr;
if (funcexpr && IsA(funcexpr, FuncExpr))
{
FuncExpr *funcexpr = (FuncExpr *) rte->funcexpr;
Oid funcid = funcexpr->funcid;
Oid funcid = ((FuncExpr *) funcexpr)->funcid;
/* We only show the func name, not schema name */
proname = get_func_name(funcid);