database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-06-14 18:42:34 +03:00
Code Activity

Remove dashes in comments that don't need them, rewrap with pgindent.

Browse Source
This commit is contained in:
Bruce Momjian
2001-03-22 06:16:21 +00:00
parent 9e1552607a
commit 0686d49da0
100 changed files with 4522 additions and 6023 deletions
Download Patch File Download Diff File Expand all files Collapse all files

83
src/backend/executor/nodeSubqueryscan.c
View File

@ -12,7 +12,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeSubqueryscan.c,v 1.5 2001/03/22 03:59:29 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeSubqueryscan.c,v 1.6 2001/03/22 06:16:13 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -55,9 +55,8 @@ SubqueryNext(SubqueryScan *node)
ScanDirection direction;
TupleTableSlot *slot;
/* ----------------
* get information from the estate and scan state
* ----------------
/*
* get information from the estate and scan state
*/
estate = node->scan.plan.state;
subquerystate = (SubqueryScanState *) node->scan.scanstate;
@ -85,9 +84,8 @@ SubqueryNext(SubqueryScan *node)
return (slot);
}
/* ----------------
* get the next tuple from the sub-query
* ----------------
/*
* get the next tuple from the sub-query
*/
subquerystate->sss_SubEState->es_direction = direction;
@ -111,9 +109,9 @@ SubqueryNext(SubqueryScan *node)
TupleTableSlot *
ExecSubqueryScan(SubqueryScan *node)
{
/* ----------------
* use SubqueryNext as access method
* ----------------
/*
* use SubqueryNext as access method
*/
return ExecScan(&node->scan, (ExecScanAccessMtd) SubqueryNext);
}
@ -129,46 +127,41 @@ ExecInitSubqueryScan(SubqueryScan *node, EState *estate, Plan *parent)
RangeTblEntry *rte;
EState *sp_estate;
/* ----------------
* SubqueryScan should not have any "normal" children.
* ----------------
/*
* SubqueryScan should not have any "normal" children.
*/
Assert(outerPlan((Plan *) node) == NULL);
Assert(innerPlan((Plan *) node) == NULL);
/* ----------------
* assign the node's execution state
* ----------------
/*
* assign the node's execution state
*/
node->scan.plan.state = estate;
/* ----------------
* create new SubqueryScanState for node
* ----------------
/*
* create new SubqueryScanState for node
*/
subquerystate = makeNode(SubqueryScanState);
node->scan.scanstate = (CommonScanState *) subquerystate;
/* ----------------
* Miscellaneous initialization
/*
* Miscellaneous initialization
*
* + create expression context for node
* ----------------
* create expression context for node
*/
ExecAssignExprContext(estate, &subquerystate->csstate.cstate);
#define SUBQUERYSCAN_NSLOTS 2
/* ----------------
* tuple table initialization
* ----------------
/*
* tuple table initialization
*/
ExecInitResultTupleSlot(estate, &subquerystate->csstate.cstate);
/* ----------------
* initialize subquery
/*
* initialize subquery
*
* This should agree with ExecInitSubPlan
* ----------------
* This should agree with ExecInitSubPlan
*/
rte = rt_fetch(node->scan.scanrelid, estate->es_range_table);
Assert(rte->subquery != NULL);
@ -189,9 +182,8 @@ ExecInitSubqueryScan(SubqueryScan *node, EState *estate, Plan *parent)
subquerystate->csstate.css_ScanTupleSlot = NULL;
subquerystate->csstate.cstate.cs_TupFromTlist = false;
/* ----------------
* initialize tuple type
* ----------------
/*
* initialize tuple type
*/
ExecAssignResultTypeFromTL((Plan *) node, &subquerystate->csstate.cstate);
ExecAssignProjectionInfo((Plan *) node, &subquerystate->csstate.cstate);
@ -222,27 +214,23 @@ ExecEndSubqueryScan(SubqueryScan *node)
{
SubqueryScanState *subquerystate;
/* ----------------
* get information from node
* ----------------
/*
* get information from node
*/
subquerystate = (SubqueryScanState *) node->scan.scanstate;
/* ----------------
* Free the projection info and the scan attribute info
/*
* Free the projection info and the scan attribute info
*
* Note: we don't ExecFreeResultType(subquerystate)
* because the rule manager depends on the tupType
* returned by ExecMain(). So for now, this
* is freed at end-transaction time. -cim 6/2/91
* ----------------
* Note: we don't ExecFreeResultType(subquerystate) because the rule
* manager depends on the tupType returned by ExecMain(). So for now,
* this is freed at end-transaction time. -cim 6/2/91
*/
ExecFreeProjectionInfo(&subquerystate->csstate.cstate);
ExecFreeExprContext(&subquerystate->csstate.cstate);
/* ----------------
/*
* close down subquery
* ----------------
*/
ExecEndNode(node->subplan, node->subplan);
@ -250,9 +238,8 @@ ExecEndSubqueryScan(SubqueryScan *node)
subquerystate->csstate.css_ScanTupleSlot = NULL;
/* ----------------
* clean out the tuple table
* ----------------
/*
* clean out the tuple table
*/
ExecClearTuple(subquerystate->csstate.cstate.cs_ResultTupleSlot);
}