diff --git a/sql/relationdb_n_migrate_201126_01.sql b/sql/relationdb_n_migrate_201126_01.sql
new file mode 100644
index 0000000..07555b5
--- /dev/null
+++ b/sql/relationdb_n_migrate_201126_01.sql
@@ -0,0 +1,11 @@
+start transaction;
+
+LOCK TABLES `user` WRITE;
+alter table `user` add column `contribute` int(11) NOT NULL DEFAULT '0' COMMENT '贡献度';
+UNLOCK TABLES;
+
+LOCK TABLES `version` WRITE;
+insert into `version` (version) values(2020112601);
+UNLOCK TABLES;
+
+commit;