diff --git a/src/common/inc/texpr.h b/src/common/inc/texpr.h
index 58dcbf1404f2c474b591c1bba2044a4b4819681a..26751c74fb7e7346730eea82f222df21c2bc48ec 100644
--- a/src/common/inc/texpr.h
+++ b/src/common/inc/texpr.h
@@ -114,6 +114,8 @@ typedef struct tExprNode {
       struct tExprNode** pChildren;
     } _func;
   };
+  int16_t resultType;
+  int16_t resultBytes;
 } tExprNode;
 
 typedef struct SExprTraverseSupp {