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Patrick
npub1ezh…syud
2023-02-08 08:28:47

Patrick on Nostr: #[0] 假设有一个部门表 (mst dept) (表结构为 ...

dave (npub1tsg…htk4)
假设有一个部门表 (mst dept) (表结构为 id,code,name,),员工表(mst staff) (id.code, name,depid ),用 mysql 查询 部门表 有 code 相同或者重复的语句
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