摘要:
--查询所有供应商情况,先按城市升序排列,城市相同按供应商名称降序排列select * from j order by city asc, jname desc;--查询所有零件情况,先按零件名称升序排列,零件名称相同按重量降序排列。select * from p order by pname as 阅读全文
posted @ 2024-05-31 23:25
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