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[TD-2414]<fix>: fix the bug that twa query processing causes server crash while query time range is empty.

This commit is contained in:
Haojun Liao 2020-12-10 17:50:01 +08:00
parent 5d83a3534b
commit 99c5ef0045
1 changed files with 2 additions and 3 deletions
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3
src/client/src/tscFunctionImpl.c
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@ -3993,13 +3993,12 @@ void twa_function_finalizer(SQLFunctionCtx *pCtx) {
SResultRowCellInfo *pResInfo = GET_RES_INFO(pCtx);
STwaInfo *pInfo = (STwaInfo *)GET_ROWCELL_INTERBUF(pResInfo);
assert(pInfo->win.ekey == pInfo->lastKey && pInfo->hasResult == pResInfo->hasResult);
if (pInfo->hasResult != DATA_SET_FLAG) {
setNull(pCtx->aOutputBuf, TSDB_DATA_TYPE_DOUBLE, sizeof(double));
return;
}
assert(pInfo->win.ekey == pInfo->lastKey && pInfo->hasResult == pResInfo->hasResult);
if (pInfo->win.ekey == pInfo->win.skey) {
*(double *)pCtx->aOutputBuf = pInfo->lastValue;
} else {