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Refactor ScanStateGetTupleDescriptor() into a function.

pull/2748/head
Hadi Moshayedi 2019-06-04 15:19:49 -07:00
parent 7abd28d3e8
commit 0b01c59fa6
4 changed files with 15 additions and 5 deletions
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11
src/backend/distributed/executor/citus_custom_scan.c
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@ -318,3 +318,14 @@ CitusReScan(CustomScanState *node)
"parameters are currently unsupported")));
}
}
/*
* ScanStateGetTupleDescriptor returns the tuple descriptor for the given
* scan state.
*/
extern TupleDesc
ScanStateGetTupleDescriptor(CitusScanState *scanState)
{
return scanState->customScanState.ss.ps.ps_ResultTupleSlot->tts_tupleDescriptor;
}

2
src/backend/distributed/executor/multi_executor.c
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@ -279,7 +279,7 @@ LoadTuplesIntoTupleStore(CitusScanState *citusScanState, Job *workerJob)
bool interTransactions = false;
char *copyFormat = "text";
tupleDescriptor = customScanState.ss.ps.ps_ResultTupleSlot->tts_tupleDescriptor;
tupleDescriptor = ScanStateGetTupleDescriptor(citusScanState);
Assert(citusScanState->tuplestorestate == NULL);
citusScanState->tuplestorestate =

6
src/backend/distributed/executor/multi_router_executor.c
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@ -624,8 +624,7 @@ RouterModifyExecScan(CustomScanState *node)
static void
SortTupleStore(CitusScanState *scanState)
{
TupleDesc tupleDescriptor =
scanState->customScanState.ss.ps.ps_ResultTupleSlot->tts_tupleDescriptor;
TupleDesc tupleDescriptor = ScanStateGetTupleDescriptor(scanState);
Tuplestorestate *tupleStore = scanState->tuplestorestate;
List *targetList = scanState->customScanState.ss.ps.plan->targetlist;
@ -1815,8 +1814,7 @@ StoreQueryResult(CitusScanState *scanState, MultiConnection *connection,
bool alwaysThrowErrorOnFailure, int64 *rows,
DistributedExecutionStats *executionStats)
{
TupleDesc tupleDescriptor =
scanState->customScanState.ss.ps.ps_ResultTupleSlot->tts_tupleDescriptor;
TupleDesc tupleDescriptor = ScanStateGetTupleDescriptor(scanState);
AttInMetadata *attributeInputMetadata = TupleDescGetAttInMetadata(tupleDescriptor);
List *targetList = scanState->customScanState.ss.ps.plan->targetlist;
uint32 expectedColumnCount = ExecCleanTargetListLength(targetList);

1
src/include/distributed/citus_custom_scan.h
View File

@ -37,5 +37,6 @@ extern CustomScanMethods DelayedErrorCustomScanMethods;
extern void RegisterCitusCustomScanMethods(void);
extern void CitusExplainScan(CustomScanState *node, List *ancestors, struct
ExplainState *es);
extern TupleDesc ScanStateGetTupleDescriptor(CitusScanState *scanState);
#endif /* CITUS_CUSTOM_SCAN_H */