diff --git a/src/objit/include/objit/common/ob_item_type.h b/src/objit/include/objit/common/ob_item_type.h
index 0d2716caf5..097899832e 100755
--- a/src/objit/include/objit/common/ob_item_type.h
+++ b/src/objit/include/objit/common/ob_item_type.h
@@ -1142,8 +1142,6 @@ typedef enum ObItemType
   T_COLUMN_RENAME,
   T_COLUMN_MODIFY,
   T_COLUMN_CHANGE,
-  T_COLUMN_GROUP_ADD,
-  T_COLUMN_GROUP_DROP,
   T_INDEX_ADD,
   T_INDEX_DROP,
   T_INDEX_ALTER,
@@ -2375,9 +2373,12 @@ typedef enum ObItemType
   T_ROW_ITER_EXPR,
   T_FULLTEXT_COLUMN_LIST,
   T_MATCH_COLUMN_LIST,
+
   T_USE_COLUMN_STORE_HINT,
   T_NO_USE_COLUMN_STORE_HINT,
   T_REBUILD_COLUMN_STORE,
+  T_COLUMN_GROUP_ADD,
+  T_COLUMN_GROUP_DROP,
   T_MAX //Attention: add a new type before T_MAX
 } ObItemType;