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MYSQL查询:如何获取来源的url和单词所在的同一来源的url的数量大2?_Mysql_Sql - Fatal编程技术网

MYSQL查询:如何获取来源的url和单词所在的同一来源的url的数量大2?

MYSQL查询:如何获取来源的url和单词所在的同一来源的url的数量大2?,mysql,sql,Mysql,Sql,如何获得相同来源的url和单词的数量? 我想得到这个结果: >1.com home >1.com word >2.com def >2.com eee >3.com asd >3.com fda 使用子查询连接表,该子查询计算origin\u url的重复次数,并仅返回计数器大于2的重复次数 SELECT t1.* FROM yourTable AS t1 JOIN (SELECT origin_url FROM yourTable

如何获得相同来源的url和单词的数量? 我想得到这个结果:

>1.com home
>1.com word
>2.com def
>2.com eee
>3.com asd
>3.com fda

使用子查询连接表,该子查询计算
origin\u url
的重复次数,并仅返回计数器大于2的重复次数

SELECT t1.*
FROM yourTable AS t1
JOIN (SELECT origin_url
      FROM yourTable
      GROUP BY origin_url
      HAVING COUNT(*) > 2) AS t2
ON t1.origin_url = t2.origin_url

3.com
的计数不大于2,正好是2。为什么期望的输出没有
1.com pet
1.com ddd
2.com adf