Mysql删除表提示Cannot truncate a table referenced in a foreign key constraint解决办法
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背景
因为测试过程中，几套环境都是用的同一个库，数据有点冲突，需要删库。
执行truncate table xxx时提示：
[Err] 1701 -Cannot truncate a table referenced in a foreign key constraint ….
解决办法
- 删除之前先执行
删除外键约束
SET foreign_key_checks = 0
- 删除完之后再执行
启动外键约束
SET foreign_key_checks = 1
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