MySQL语句_积累

1.GROUP_CONCAT  直接返回拼接好的多个结果,可以供IN()函数使用

  语句

SELECT GROUP_CONCAT(plate_num) FROM site_user_plate WHERE user_id = 27

  结果

+-----------------------------------------+
| GROUP_CONCAT(plate_num)                 |
+-----------------------------------------+
| 粤B345DY,粤BD4567,粤C67URF,粤F25GJT      |
+-----------------------------------------+
1 row in set (0.00 sec)

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转载自www.cnblogs.com/rocker-pg/p/9488968.html