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PostgreSQL 删除check约束的实现
这篇文章主要介绍了PostgreSQL 删除check约束的实现,具有很好的参考价值,希望对大家有所帮助。一起跟随小编过来看看吧。 UNIQUE、PRIMARY KEY、CHECK、FOREIGN KEY, 通过修改上边sql语句的table_name和constraint_type来进行相应的查询。 申请创业报道,分享创业好点子。
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