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fix: get firstNRows Length

This commit is contained in:
factosea 2024-02-29 16:32:58 +08:00
parent ae660f95ed
commit 1fe35031e0
1 changed files with 17 additions and 11 deletions
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6
source/common/src/tdatablock.c
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@ -1690,6 +1690,7 @@ int32_t blockDataTrimFirstRows(SSDataBlock* pBlock, size_t n) {
static void colDataKeepFirstNRows(SColumnInfoData* pColInfoData, size_t n, size_t total) {
if (n >= total || n == 0) return;
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
if (pColInfoData->varmeta.length != 0) {
int32_t newLen = pColInfoData->varmeta.offset[n];
if (-1 == newLen) {
for (int i = n - 1; i >= 0; --i) {
@ -1704,7 +1705,12 @@ static void colDataKeepFirstNRows(SColumnInfoData* pColInfoData, size_t n, size_
}
}
}
if (newLen <= -1) {
uFatal("colDataKeepFirstNRows: newLen:%d old:%d", newLen, pColInfoData->varmeta.length);
} else {
pColInfoData->varmeta.length = newLen;
}
}
// pColInfoData->varmeta.length = colDataMoveVarData(pColInfoData, 0, n);
memset(&pColInfoData->varmeta.offset[n], 0, total - n);
}