SQL使用case判斷

原創 猿序程 2020-02-23 10:52 
1.select flag = case flag when 0 then '有效' when 9 then '刪除' else '其他' end from Article
2.select case flag when 0 then '有效' when 9 then '刪除' else '其他' end as flag from Article


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