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Re-implement LIMIT/OFFSET as a plan node type, instead of a hack in

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ExecutorRun.  This allows LIMIT to work in a view.  Also, LIMIT in a
cursor declaration will behave in a reasonable fashion, whereas before
it was overridden by the FETCH count.
This commit is contained in:
Tom Lane
2000-10-26 21:38:24 +00:00
parent c9476bafdb
commit 2f35b4efdb
26 changed files with 572 additions and 232 deletions
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5
src/backend/tcop/pquery.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/pquery.c,v 1.38 2000/08/22 04:06:20 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/pquery.c,v 1.39 2000/10/26 21:37:24 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -299,8 +299,7 @@ ProcessQuery(Query *parsetree,
* actually run the plan..
* ----------------
*/
ExecutorRun(queryDesc, state, EXEC_RUN,
parsetree->limitOffset, parsetree->limitCount);
ExecutorRun(queryDesc, state, EXEC_RUN, 0L);
/* save infos for EndCommand */
UpdateCommandInfo(operation, state->es_lastoid, state->es_processed);