我想在MySQL数据库中提取重复的记录。这可以通过以下方法完成:
SELECT firstname,
lastname,
list.address
FROM list
INNER JOIN (SELECT address
FROM list
GROUP BY address
HAVING COUNT(id) > 1) dup
ON list.address = dup.address;
结果是:
JIM JONES 100 MAIN ST
JOHN SMITH 100 MAIN ST
我想把它拉出来,让它显示每一行是重复的。类似于:
JIM JONES 100 MAIN ST
如果结果是:
JIM JONES 100 MAIN ST
JOHN SMITH 100 MAIN ST
JOHN SMITH 100 MAIN ST
我想把它拉出来,让它显示每一行是重复的。类似于:
JOHN SMITH 100 MAIN ST
JOHN SMITH 100 MAIN ST
我只想要重复的数据而不是原始数据