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Phase 3 of read-only-plans project: ExecInitExpr now builds expression

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execution state trees, and ExecEvalExpr takes an expression state tree
not an expression plan tree.  The plan tree is now read-only as far as
the executor is concerned.  Next step is to begin actually exploiting
this property.
This commit is contained in:
Tom Lane
2002-12-13 19:46:01 +00:00
parent 77b7a740f9
commit 3a4f7dde16
49 changed files with 993 additions and 815 deletions
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3
src/backend/nodes/nodeFuncs.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/nodeFuncs.c,v 1.20 2002/12/12 15:49:28 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/nodeFuncs.c,v 1.21 2002/12/13 19:45:56 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -88,5 +88,4 @@ set_opfuncid(OpExpr *opexpr)
{
if (opexpr->opfuncid == InvalidOid)
opexpr->opfuncid = get_opcode(opexpr->opno);
opexpr->op_fcache = NULL; /* XXX will go away soon */
}