提交 88e3096b 编写于 作者: H Hongze Cheng

fix: empry var-len data coredump

上级 b292909f
......@@ -2039,7 +2039,7 @@ int32_t tsdbCmprColData(SColData *pColData, int8_t cmprAlg, SBlockCol *pBlockCol
size += pBlockCol->szOffset;
// value
if (pColData->flag != (HAS_NULL | HAS_NONE)) {
if ((pColData->flag != (HAS_NULL | HAS_NONE)) && pColData->nData) {
code = tsdbCmprData((uint8_t *)pColData->pData, pColData->nData, pColData->type, cmprAlg, ppOut, nOut + size,
&pBlockCol->szValue, ppBuf);
if (code) goto _exit;
......
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