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2023-02-08 08:31:38

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


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统计每个部门有多少员工 格式如下
deptName staffCount
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