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fix(query): set the ascending scan order for exchange operator.

This commit is contained in:
Haojun Liao 2022-05-12 23:10:23 +08:00
parent 69e9f6972c
commit 2693689285
1 changed files with 11 additions and 6 deletions
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17
source/libs/executor/src/executorimpl.c
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@ -3656,18 +3656,23 @@ _error:
}
int32_t getTableScanInfo(SOperatorInfo* pOperator, int32_t *order, int32_t* scanFlag) {
if (pOperator->operatorType != QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN) {
// todo add more information about exchange operation
if (pOperator->operatorType == QUERY_NODE_PHYSICAL_PLAN_EXCHANGE) {
*order = TSDB_ORDER_ASC;
*scanFlag = MAIN_SCAN;
return TSDB_CODE_SUCCESS;
} else if (pOperator->operatorType == QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN) {
STableScanInfo* pTableScanInfo = pOperator->info;
*order = pTableScanInfo->cond.order;
*scanFlag = pTableScanInfo->scanFlag;
return TSDB_CODE_SUCCESS;
} else {
if (pOperator->pDownstream == NULL || pOperator->pDownstream[0] == NULL) {
return TSDB_CODE_INVALID_PARA;
} else {
return getTableScanInfo(pOperator->pDownstream[0], order, scanFlag);
}
}
STableScanInfo* pTableScanInfo = pOperator->info;
*order = pTableScanInfo->cond.order;
*scanFlag = pTableScanInfo->scanFlag;
return TSDB_CODE_SUCCESS;
}
// this is a blocking operator