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Implement feature of new FE/BE protocol whereby RowDescription identifies

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the column by table OID and column number, if it's a simple column
reference.  Along the way, get rid of reskey/reskeyop fields in Resdoms.
Turns out that representation was not convenient for either the planner
or the executor; we can make the planner deliver exactly what the
executor wants with no more effort.
initdb forced due to change in stored rule representation.
This commit is contained in:
Tom Lane
2003-05-06 00:20:33 +00:00
parent 94a3c60324
commit 2cf57c8f8d
32 changed files with 454 additions and 336 deletions
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16
src/backend/tcop/pquery.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/pquery.c,v 1.60 2003/05/02 20:54:35 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/pquery.c,v 1.61 2003/05/06 00:20:33 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -136,7 +136,7 @@ ProcessQuery(Query *parsetree,
/*
* Call ExecStart to prepare the plan for execution
*/
ExecutorStart(queryDesc);
ExecutorStart(queryDesc, false);
/*
* Run the plan to completion.
@ -256,7 +256,7 @@ PortalStart(Portal portal, ParamListInfo params)
/*
* Call ExecStart to prepare the plan for execution
*/
ExecutorStart(queryDesc);
ExecutorStart(queryDesc, false);
/*
* This tells PortalCleanup to shut down the executor
*/
@ -571,10 +571,18 @@ RunFromStore(Portal portal, ScanDirection direction, long count,
CommandDest dest)
{
DestReceiver *destfunc;
List *targetlist;
long current_tuple_count = 0;
destfunc = DestToFunction(dest);
(*destfunc->setup) (destfunc, CMD_SELECT, portal->name, portal->tupDesc);
if (portal->strategy == PORTAL_ONE_SELECT)
targetlist = ((Plan *) lfirst(portal->planTrees))->targetlist;
else
targetlist = NIL;
(*destfunc->setup) (destfunc, CMD_SELECT, portal->name, portal->tupDesc,
targetlist);
if (direction == NoMovementScanDirection)
{