diff --git a/src/main/resources/db.sql b/src/main/resources/db.sql
index 1d9bd7f..dae2e58 100644
--- a/src/main/resources/db.sql
+++ b/src/main/resources/db.sql
@@ -15,7 +15,7 @@ create table app_config
 
 create table job
 (
-    job_id        int auto_increment comment 'jobId'
+    job_id        varchar(200)   not null comment 'jobId'
         primary key,
     app_id        int            not null comment '应用ID',
     param         varchar(10000) null comment '请求参数',