diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index 338861144edac4516727ede534967c17c4319547..b301221104c1c989f41bc1376886dd3da7cf7bcf 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -7208,7 +7208,7 @@ SQInfo* createQInfoImpl(SQueryTableMsg* pQueryMsg, SGroupbyExpr* pGroupbyExpr, S
   // todo refactor
   pQInfo->query.queryBlockDist = (numOfOutput == 1 && pExprs[0].base.functionId == TSDB_FUNC_BLKINFO);
 
-  qDebug("qmsg:%p QInfo:0x%" PRIx64 "-%p created", pQueryMsg, pQInfo->qId, pQInfo);
+  qDebug("qmsg:%p vgId:%d, QInfo:0x%" PRIx64 "-%p created", pQueryMsg, pQInfo->query.vgId, pQInfo->qId, pQInfo);
   return pQInfo;
 
 _cleanup_qinfo:
diff --git a/src/query/src/queryMain.c b/src/query/src/queryMain.c
index fa2eac66194314cff252f61339097628ba4c4f25..38ef81e7938a3635273c0cfa2cb4e86ca2e35c1e 100644
--- a/src/query/src/queryMain.c
+++ b/src/query/src/queryMain.c
@@ -132,7 +132,7 @@ int32_t qCreateQueryInfo(void* tsdb, int32_t vgId, SQueryTableMsg* pQueryMsg, qi
         numOfGroupByCols = 0;
       }
 
-      qDebug("qmsg:%p query stable, uid:%"PRId64", tid:%d", pQueryMsg, id->uid, id->tid);
+      qDebug("qmsg:%p query stable, uid:%"PRIu64", tid:%d", pQueryMsg, id->uid, id->tid);
       code = tsdbQuerySTableByTagCond(tsdb, id->uid, pQueryMsg->window.skey, param.tagCond, pQueryMsg->tagCondLen,
                                       pQueryMsg->tagNameRelType, param.tbnameCond, &tableGroupInfo, param.pGroupColIndex, numOfGroupByCols);
 
@@ -162,7 +162,7 @@ int32_t qCreateQueryInfo(void* tsdb, int32_t vgId, SQueryTableMsg* pQueryMsg, qi
 
   assert(pQueryMsg->stableQuery == isSTableQuery);
   (*pQInfo) = createQInfoImpl(pQueryMsg, param.pGroupbyExpr, param.pExprs, param.pSecExprs, &tableGroupInfo,
-      param.pTagColumnInfo, vgId, param.sql, qId);
+                              param.pTagColumnInfo, vgId, param.sql, qId);
 
   param.sql    = NULL;
   param.pExprs = NULL;
diff --git a/src/tsdb/src/tsdbRead.c b/src/tsdb/src/tsdbRead.c
index 1545d44395d6baca6f33c850e35796c96af8d52f..b66c9db95d7ec7f3afecb100c81d6bc94d3fc110 100644
--- a/src/tsdb/src/tsdbRead.c
+++ b/src/tsdb/src/tsdbRead.c
@@ -1088,7 +1088,11 @@ static int32_t handleDataMergeIfNeeded(STsdbQueryHandle* pQueryHandle, SBlock* p
   assert(cur->pos >= 0 && cur->pos <= binfo.rows);
 
   TSKEY key = (row != NULL)? dataRowKey(row):TSKEY_INITIAL_VAL;
-  tsdbDebug("%p key in mem:%"PRId64", 0x%"PRIx64, pQueryHandle, key, pQueryHandle->qId);
+  if (key != TSKEY_INITIAL_VAL) {
+    tsdbDebug("%p key in mem:%"PRId64", 0x%"PRIx64, pQueryHandle, key, pQueryHandle->qId);
+  } else {
+    tsdbDebug("%p no data in mem, 0x%"PRIx64, pQueryHandle, pQueryHandle->qId);
+  }
 
   if ((ASCENDING_TRAVERSE(pQueryHandle->order) && (key != TSKEY_INITIAL_VAL && key <= binfo.window.ekey)) ||
       (!ASCENDING_TRAVERSE(pQueryHandle->order) && (key != TSKEY_INITIAL_VAL && key >= binfo.window.skey))) {
@@ -1152,8 +1156,14 @@ static int32_t handleDataMergeIfNeeded(STsdbQueryHandle* pQueryHandle, SBlock* p
     }
 
     assert(cur->blockCompleted);
-    tsdbDebug("create data block from remain file block, brange:%"PRId64"-%"PRId64", rows:%d, lastKey:%"PRId64", %p",
-        cur->win.skey, cur->win.ekey, cur->rows, cur->lastKey, pQueryHandle);
+    if (cur->rows == binfo.rows) {
+      tsdbDebug("%p whole file block qualified, brange:%"PRId64"-%"PRId64", rows:%d, lastKey:%"PRId64", %"PRIx64,
+                pQueryHandle, cur->win.skey, cur->win.ekey, cur->rows, cur->lastKey, pQueryHandle->qId);
+    } else {
+      tsdbDebug("%p create data block from remain file block, brange:%"PRId64"-%"PRId64", rows:%d, total:%d, lastKey:%"PRId64", %"PRIx64,
+                pQueryHandle, cur->win.skey, cur->win.ekey, cur->rows, binfo.rows, cur->lastKey, pQueryHandle->qId);
+    }
+
   }
 
   return code;