/* ----------------------------------------------------------------
* ExecAppendOnlyReScan
*
* Rescans the relation.
* ----------------------------------------------------------------
*/
void
ExecAppendOnlyReScan(AppendOnlyScanState *node, ExprContext *exprCtxt)
{
EState *estate;
Index scanrelid;
AppendOnlyScanDesc scan;
estate = node->ss.ps.state;
scanrelid = ((AppendOnlyScan *) node->ss.ps.plan)->scan.scanrelid;
/* If this is re-scanning of PlanQual ... */
if (estate->es_evTuple != NULL &&
estate->es_evTuple[scanrelid - 1] != NULL)
{
estate->es_evTupleNull[scanrelid - 1] = false;
return;
}
if((node->ss.scan_state & SCAN_SCAN) == 0)
OpenAOScanRelation(node);
scan = node->aos_ScanDesc;
appendonly_rescan(scan, /* scan desc */
NULL); /* new scan keys */
Gpmon_M_Incr(GpmonPktFromAppOnlyScanState(node), GPMON_APPONLYSCAN_RESCAN);
CheckSendPlanStateGpmonPkt(&node->ss.ps);
}
void
ReScanAppendOnlyRelation(ScanState *scanState)
{
Assert(IsA(scanState, TableScanState) ||
IsA(scanState, DynamicTableScanState));
AppendOnlyScanState *node = (AppendOnlyScanState *)scanState;
Assert(node->aos_ScanDesc != NULL);
appendonly_rescan(node->aos_ScanDesc, NULL /* new scan keys */);
}
