CalvinKirs commented on a change in pull request #5942:
URL: https://github.com/apache/dolphinscheduler/pull/5942#discussion_r681738395
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File path: sql/dolphinscheduler_mysql.sql
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@@ -471,7 +471,7 @@ CREATE TABLE `t_ds_task_definition` (
`create_time` datetime NOT NULL COMMENT 'create time',
`update_time` datetime DEFAULT NULL COMMENT 'update time',
PRIMARY KEY (`id`,`code`),
- UNIQUE KEY `task_unique` (`name`,`project_code`) USING BTREE
+ UNIQUE KEY `task_unique` (`code`,`project_code`) USING BTREE
Review comment:
In the case of clock rollback, duplication may occur, so it is best to +
unique constraint
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