fix(query): set offset for empty record

source/libs/executor/src/scanoperator.c

@@ -1773,6 +1773,7 @@ static SSDataBlock* doQueueScan(SOperatorInfo* pOperator) {
         tqOffsetResetToLog(&pTaskInfo->streamInfo.prepareStatus, pTaskInfo->streamInfo.snapshotVer);
         qDebug("queue scan tsdb over, switch to wal ver %" PRId64 "", pTaskInfo->streamInfo.snapshotVer + 1);
         if (tqSeekVer(pInfo->tqReader, pTaskInfo->streamInfo.snapshotVer + 1) < 0) {
+          tqOffsetResetToLog(&pTaskInfo->streamInfo.lastStatus, pTaskInfo->streamInfo.snapshotVer);
           return NULL;
         }
         ASSERT(pInfo->tqReader->pWalReader->curVersion == pTaskInfo->streamInfo.snapshotVer + 1);