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Ensure set-returning functions in the targetlist of a plan node will be

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shut down cleanly if the plan node is ReScanned before the SRFs are run
to completion.  This fixes the problem for SQL-language functions, but
still need work on functions using the SRF_XXX() macros.
This commit is contained in:
Tom Lane
2003-12-18 20:21:53 +00:00
parent 716a3d6cff
commit dc254c8674
3 changed files with 41 additions and 9 deletions
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3
src/include/executor/executor.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: executor.h,v 1.102 2003/10/01 21:30:52 tgl Exp $
* $Id: executor.h,v 1.102.2.1 2003/12/18 20:21:53 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -201,6 +201,7 @@ extern EState *CreateExecutorState(void);
extern void FreeExecutorState(EState *estate);
extern ExprContext *CreateExprContext(EState *estate);
extern void FreeExprContext(ExprContext *econtext);
extern void ReScanExprContext(ExprContext *econtext);
#define ResetExprContext(econtext) \
MemoryContextReset((econtext)->ecxt_per_tuple_memory)