diff --git a/sql/ry-cloud.sql b/sql/ry-cloud.sql
index 812f1b59..02f046fc 100644
--- a/sql/ry-cloud.sql
+++ b/sql/ry-cloud.sql
@@ -666,7 +666,7 @@ create table gen_table (
 drop table if exists gen_table_column;
 create table gen_table_column (
   column_id         bigint(20)      not null                   comment '编号',
-  table_id          varchar(64)                                comment '归属表编号',
+  table_id          bigint(20)                                 comment '归属表编号',
   column_name       varchar(200)                               comment '列名称',
   column_comment    varchar(500)                               comment '列描述',
   column_type       varchar(100)                               comment '列类型',