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Fix decompress bug

This commit is contained in:
hzcheng 2020-05-02 15:46:13 +00:00
parent f99074c01c
commit c1e8581d42
1 changed files with 5 additions and 1 deletions
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6
src/tsdb/src/tsdbRWHelper.c
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@ -619,7 +619,11 @@ static int tsdbLoadBlockDataImpl(SRWHelper *pHelper, SCompBlock *pCompBlock, SDa
if (pCompCol->colId == pDataCol->colId) {
if (pCompBlock->algorithm == TWO_STAGE_COMP) {
pHelper->compBuffer = trealloc(pHelper->compBuffer, pCompCol->len + COMP_OVERFLOW_BYTES);
int zsize = pDataCol->bytes * pCompBlock->numOfPoints + COMP_OVERFLOW_BYTES;
if (pCompCol->type == TSDB_DATA_TYPE_BINARY || pCompCol->type == TSDB_DATA_TYPE_NCHAR) {
zsize += (sizeof(VarDataLenT) * pCompBlock->numOfPoints);
}
pHelper->compBuffer = trealloc(pHelper->compBuffer, zsize);
if (pHelper->compBuffer == NULL) goto _err;
}
if (tsdbCheckAndDecodeColumnData(pDataCol, (char *)pCompData + tsize + pCompCol->offset, pCompCol->len,