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Added LIMIT/OFFSET functionality including new regression test for it.

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Removed CURRENT keyword for rule queries and changed rules regression
accordingly. CURRENT has beed announced to disappear in v6.5.

Jan
This commit is contained in:
Jan Wieck
1999-02-08 14:14:32 +00:00
parent 54e5d25666
commit be948af2e8
15 changed files with 472 additions and 63 deletions
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12
src/backend/tcop/pquery.c
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@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/pquery.c,v 1.19 1998/09/02 23:05:34 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/pquery.c,v 1.20 1999/02/08 14:14:14 wieck Exp $
*
*-------------------------------------------------------------------------
*/
@@ -40,7 +40,8 @@
#include "commands/command.h"
static char *CreateOperationTag(int operationType);
static void ProcessQueryDesc(QueryDesc *queryDesc);
static void ProcessQueryDesc(QueryDesc *queryDesc, Node *limoffset,
Node *limcount);
/* ----------------------------------------------------------------
@@ -205,7 +206,7 @@ ProcessPortal(char *portalName,
* ----------------------------------------------------------------
*/
static void
ProcessQueryDesc(QueryDesc *queryDesc)
ProcessQueryDesc(QueryDesc *queryDesc, Node *limoffset, Node *limcount)
{
Query *parseTree;
Plan *plan;
@@ -330,7 +331,7 @@ ProcessQueryDesc(QueryDesc *queryDesc)
* actually run the plan..
* ----------------
*/
ExecutorRun(queryDesc, state, EXEC_RUN, 0);
ExecutorRun(queryDesc, state, EXEC_RUN, limoffset, limcount);
/* save infos for EndCommand */
UpdateCommandInfo(operation, state->es_lastoid, state->es_processed);
@@ -373,5 +374,6 @@ ProcessQuery(Query *parsetree,
print_plan(plan, parsetree);
}
else
ProcessQueryDesc(queryDesc);
ProcessQueryDesc(queryDesc, parsetree->limitOffset,
parsetree->limitCount);
}