xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

fix: query tbname from systables memory corruption

This commit is contained in:
wangjiaming0909 2023-09-19 11:48:27 +08:00
parent 99477babca
commit b7725ac2fe
1 changed files with 13 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
source/common/src/tdatablock.c
View File

@ -2353,27 +2353,26 @@ void trimDataBlock(SSDataBlock* pBlock, int32_t totalRows, const bool* pBoolList
int32_t maxRows = 0;
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = taosArrayGet(pBlock->pDataBlock, i);
// it is a reserved column for scalar function, and no data in this column yet.
if (pDst->pData == NULL) {
continue;
}
if (!pBoolList) {
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = taosArrayGet(pBlock->pDataBlock, i);
// it is a reserved column for scalar function, and no data in this column yet.
if (pDst->pData == NULL) {
continue;
}
int32_t numOfRows = 0;
if (IS_VAR_DATA_TYPE(pDst->info.type)) {
pDst->varmeta.length = 0;
int32_t numOfRows = 0;
if (IS_VAR_DATA_TYPE(pDst->info.type)) {
pDst->varmeta.length = 0;
}
}
}
if (NULL == pBoolList) {
return;
}
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = taosArrayGet(pBlock->pDataBlock, i);
// it is a reserved column for scalar function, and no data in this column yet.
if (pDst->pData == NULL) {
if (pDst->pData == NULL || (IS_VAR_DATA_TYPE(pDst->info.type) && pDst->varmeta.length == 0)) {
continue;
}