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cache/serialize: keep original col value untouched

This commit is contained in:
Minglei Jin 2023-05-10 14:39:51 +08:00
parent 84987c494a
commit 9bbf36d35d
1 changed files with 4 additions and 3 deletions
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7
source/dnode/vnode/src/tsdb/tsdbCache.c
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@ -180,11 +180,12 @@ void tsdbCacheSerialize(SLastCol *pLastCol, char **value, size_t *size) {
*(SLastCol *)(*value) = *pLastCol; *(SLastCol *)(*value) = *pLastCol;
if (IS_VAR_DATA_TYPE(pColVal->type)) { if (IS_VAR_DATA_TYPE(pColVal->type)) {
uint8_t *pVal = pColVal->value.pData; uint8_t *pVal = pColVal->value.pData;
pColVal->value.pData = *value + sizeof(*pLastCol); SColVal *pDColVal = &((SLastCol *)(*value))->colVal;
pDColVal->value.pData = *value + sizeof(*pLastCol);
if (pColVal->value.nData > 0) { if (pColVal->value.nData > 0) {
memcpy(pColVal->value.pData, pVal, pColVal->value.nData); memcpy(pDColVal->value.pData, pVal, pColVal->value.nData);
} else { } else {
pColVal->value.pData = NULL; pDColVal->value.pData = NULL;
} }
} }
*size = length; *size = length;