[FEAT MERGE] Functional_index

src/sql/engine/expr/ob_expr_vsize.cpp

@@ -27,7 +27,7 @@ namespace sql
 }
 
 ObExprVsize::ObExprVsize(ObIAllocator &alloc)
-  :ObFuncExprOperator(alloc, T_FUN_SYS_VSIZE, N_VSIZE, 1, NOT_ROW_DIMENSION)
+  :ObFuncExprOperator(alloc, T_FUN_SYS_VSIZE, N_VSIZE, 1, VALID_FOR_GENERATED_COL, NOT_ROW_DIMENSION)
 {
 }