diff --git a/source/libs/stream/src/streamUpdate.c b/source/libs/stream/src/streamUpdate.c
index 40de393570..9a1a30ac7b 100644
--- a/source/libs/stream/src/streamUpdate.c
+++ b/source/libs/stream/src/streamUpdate.c
@@ -155,7 +155,7 @@ int32_t updateInfoInit(int64_t interval, int32_t precision, int64_t watermark, b
   }
   pInfo->pTsBuckets = NULL;
   pInfo->pTsSBFs = NULL;
-  pInfo->minTS = -1;
+  pInfo->minTS = INT64_MIN;
   pInfo->interval = adjustInterval(interval, precision);
   pInfo->watermark = adjustWatermark(pInfo->interval, interval, watermark);
   pInfo->numSBFs = 0;
@@ -181,7 +181,7 @@ int32_t updateInfoInit(int64_t interval, int32_t precision, int64_t watermark, b
       QUERY_CHECK_CODE(code, lino, _end);
     }
 
-    TSKEY dumy = 0;
+    TSKEY dumy = INT64_MIN;
     for (uint64_t i = 0; i < DEFAULT_BUCKET_SIZE; ++i) {
       void* tmp = taosArrayPush(pInfo->pTsBuckets, &dumy);
       if (!tmp) {
@@ -231,11 +231,7 @@ _end:
 static int32_t getSBf(SUpdateInfo* pInfo, TSKEY ts, SScalableBf** ppSBf) {
   int32_t code = TSDB_CODE_SUCCESS;
   int32_t lino = 0;
-  if (ts < 0) {
-    code = TSDB_CODE_FAILED;
-    QUERY_CHECK_CODE(code, lino, _end);
-  }
-  if (pInfo->minTS < 0) {
+  if (pInfo->minTS == INT64_MIN) {
     pInfo->minTS = (TSKEY)(ts / pInfo->interval * pInfo->interval);
   }
   int64_t index = (int64_t)((ts - pInfo->minTS) / pInfo->interval);
@@ -349,7 +345,7 @@ bool updateInfoIsUpdated(SUpdateInfo* pInfo, uint64_t tableId, TSKEY ts, void* p
   void**   pMapMaxTs = taosHashGet(pInfo->pMap, &tableId, sizeof(uint64_t));
   uint64_t index = ((uint64_t)tableId) % pInfo->numBuckets;
   TSKEY    maxTs = *(TSKEY*)taosArrayGet(pInfo->pTsBuckets, index);
-  if (ts < maxTs - pInfo->watermark) {
+  if (ts < maxTs - pInfo->watermark && maxTs != INT64_MIN) {
     // this window has been closed.
     if (pInfo->pCloseWinSBF) {
       code = tScalableBfPut(pInfo->pCloseWinSBF, pInfo->pKeyBuff, buffLen, &res);