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fix(query): fix an typo.

This commit is contained in:
Haojun Liao 2022-11-08 17:41:29 +08:00
parent 6e1a2b1e54
commit cc3e97da36
1 changed files with 4 additions and 2 deletions
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6
source/dnode/vnode/src/tsdb/tsdbRead.c
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@ -959,11 +959,13 @@ static int32_t copyBlockDataToSDataBlock(STsdbReader* pReader, STableBlockScanIn
if (pColData->info.colId == PRIMARYKEY_TIMESTAMP_COL_ID) { if (pColData->info.colId == PRIMARYKEY_TIMESTAMP_COL_ID) {
memcpy(pColData->pData, &pBlockData->aTSKEY[pDumpInfo->rowIndex], remain * sizeof(int64_t)); memcpy(pColData->pData, &pBlockData->aTSKEY[pDumpInfo->rowIndex], remain * sizeof(int64_t));
// todo: opt perf by extract the loop
if (!asc) { // reverse the array list if (!asc) { // reverse the array list
int32_t mid = remain / 2; int32_t mid = remain >> 1u;
TSKEY* pts = (int64_t*)pColData->pData; TSKEY* pts = (int64_t*)pColData->pData;
for (int32_t j = 0; j < mid; ++j) { for (int32_t j = 0; j < mid; ++j) {
int64_t t = pts[i]; int64_t t = pts[j];
pts[j] = pts[remain - j - 1]; pts[j] = pts[remain - j - 1];
pts[remain - j - 1] = t; pts[remain - j - 1] = t;
} }