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Implement SQL92-compatible FIRST, LAST, ABSOLUTE n, RELATIVE n options

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for FETCH and MOVE.
This commit is contained in:
Tom Lane
2003-03-11 19:40:24 +00:00
parent e4704001ea
commit 6261c75014
13 changed files with 669 additions and 387 deletions
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3
src/include/executor/executor.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: executor.h,v 1.90 2003/03/10 03:53:51 tgl Exp $
* $Id: executor.h,v 1.91 2003/03/11 19:40:23 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -86,6 +86,7 @@ extern void ExecutorStart(QueryDesc *queryDesc);
extern TupleTableSlot *ExecutorRun(QueryDesc *queryDesc,
ScanDirection direction, long count);
extern void ExecutorEnd(QueryDesc *queryDesc);
extern void ExecutorRewind(QueryDesc *queryDesc);
extern void ExecCheckRTPerms(List *rangeTable, CmdType operation);
extern void ExecEndPlan(PlanState *planstate, EState *estate);
extern void ExecConstraints(const char *caller, ResultRelInfo *resultRelInfo,