diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index 6c184196197ad1316666a63c4fd913c64786d163..cc51cafe38ed086530915a87b9975bc0729363d8 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -192,6 +192,8 @@ static void destroyTagScanOperatorInfo(void* param, int32_t numOfOutput);
 static void destroySWindowOperatorInfo(void* param, int32_t numOfOutput);
 static void destroyStateWindowOperatorInfo(void* param, int32_t numOfOutput);
 static void destroyAggOperatorInfo(void* param, int32_t numOfOutput);
+static void destroyOperatorInfo(SOperatorInfo* pOperator);
+
 
 static int32_t doCopyToSDataBlock(SQueryRuntimeEnv* pRuntimeEnv, SGroupResInfo* pGroupResInfo, int32_t orderType, SSDataBlock* pBlock);