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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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5
src/backend/parser/analyze.c
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@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Header: /cvsroot/pgsql/src/backend/parser/analyze.c,v 1.256 2002/12/12 20:35:12 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/analyze.c,v 1.257 2002/12/13 19:45:56 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -23,7 +23,6 @@
#include "commands/prepare.h"
#include "nodes/makefuncs.h"
#include "optimizer/clauses.h"
#include "optimizer/planmain.h"
#include "parser/analyze.h"
#include "parser/gramparse.h"
#include "parser/parsetree.h"
@ -2424,8 +2423,6 @@ transformExecuteStmt(ParseState *pstate, ExecuteStmt *stmt)
format_type_be(given_type_id),
format_type_be(expected_type_id));
fix_opfuncids(expr);
lfirst(l) = expr;
paramtypes = lnext(paramtypes);