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在mysql中有下面一张表,我想查询有大于一条记录的名字数量,请问这句sql语句怎么写
在mysql中有下面一张表,我想查询有大于一条记录的名字数量,请问这句sql语句怎么写
1 张三2 李四3 王五4 张三5 王五
2025-03-16 20:20:18
推荐回答(1个)
回答1:
SELECT COUNT(*) FROM (SELECT 姓名 FROM 表名 GROUP BY 姓名 HAVING COUNT(*)>1) A
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