diff --git a/src/query/src/queryExecutor.c b/src/query/src/queryExecutor.c
index 75c1b9736b3c30fca3891bc66dc94f300b3377bc..2143742e24f0929f03d5ca5b962eb883aaf6c7a2 100644
--- a/src/query/src/queryExecutor.c
+++ b/src/query/src/queryExecutor.c
@@ -4338,15 +4338,6 @@ static UNUSED_FUNC bool isGroupbyEachTable(SSqlGroupbyExpr *pGroupbyExpr, STable
   return false;
 }
 
-static UNUSED_FUNC bool doCheckWithPrevQueryRange(SQuery *pQuery, TSKEY nextKey) {
-  if ((nextKey > pQuery->window.ekey && QUERY_IS_ASC_QUERY(pQuery)) ||
-      (nextKey < pQuery->window.ekey && !QUERY_IS_ASC_QUERY(pQuery))) {
-    return false;
-  }
-
-  return true;
-}
-
 static void enableExecutionForNextTable(SQueryRuntimeEnv *pRuntimeEnv) {
   SQuery *pQuery = pRuntimeEnv->pQuery;
 
diff --git a/src/query/tests/astTest.cpp b/src/query/tests/astTest.cpp
index c926c9e7b9e4ac347e42cac1891b2d7110a2063e..6a78cfbe539e96a80d3fb26048552055e7561b23 100644
--- a/src/query/tests/astTest.cpp
+++ b/src/query/tests/astTest.cpp
@@ -556,8 +556,7 @@ void exprSerializeTest1() {
   ASSERT_TRUE(size > 0);
   char* b = tbufGetData(&buf, false);
   
-  tExprNode* p2 = NULL;
-  exprTreeFromBinary(b, size, &p2);
+  tExprNode* p2 = exprTreeFromBinary(b, size);
   ASSERT_EQ(p1->nodeType, p2->nodeType);
   
   ASSERT_EQ(p2->_node.optr, p1->_node.optr);
@@ -593,8 +592,7 @@ void exprSerializeTest2() {
   ASSERT_TRUE(size > 0);
   char* b = tbufGetData(&buf, false);
   
-  tExprNode* p2 = NULL;
-  exprTreeFromBinary(b, size, &p2);
+  tExprNode* p2 = exprTreeFromBinary(b, size);
   ASSERT_EQ(p1->nodeType, p2->nodeType);
   
   ASSERT_EQ(p2->_node.optr, p1->_node.optr);