The Order Process


Rigorous,efficient,standardized processes.

 

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select count(*) from student group by yuanxi_id; select yuanxi_id from student group by yuanxi_id having count(*) >= all(select count(*) from student group by yuanxi_id); select yuanxi_name from yuanxi where id in(select yuanxi_id from student group by yuanxi_id having count(*) >= all(select count(*) from student group by yuanxi_id));