【发布时间】:2015-05-08 16:02:42
【问题描述】:
在 MySQL 表中,我想按ORDER BY FIELD() 对获得的记录组进行排序
更具体地说, 假设,我运行了以下查询:
SELECT name,status,date FROM memberTickets ORDER BY FIELD(status,7,10,3,4) ASC
得到如下结果:
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| name | status | date |
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| A | 7 | 2015-05-05 00:00:00 |
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| B | 7 | 2015-05-07 00:00:00 |
---------------------------------------------------------
| C | 7 | 2015-05-03 00:00:00 |
---------------------------------------------------------
| D | 10 | 2015-05-08 00:00:00 |
---------------------------------------------------------
| E | 10 | 2015-05-01 00:00:00 |
---------------------------------------------------------
| F | 10 | 2015-05-05 00:00:00 |
---------------------------------------------------------
| G | 10 | 2015-05-05 00:00:00 |
---------------------------------------------------------
| H | 3 | 2015-05-03 00:00:00 |
---------------------------------------------------------
| I | 3 | 2015-05-08 00:00:00 |
---------------------------------------------------------
| J | 3 | 2015-05-01 00:00:00 |
---------------------------------------------------------
| K | 4 | 2015-05-05 00:00:00 |
---------------------------------------------------------
| l | 4 | 2015-05-07 00:00:00 |
---------------------------------------------------------
现在,我想以这样一种方式对记录进行排序,以使记录组的位置保持不变(按字段顺序设置),但每个组中的记录都使用日期属性按降序排序,如下所示:
---------------------------------------------------------
| name | status | date |
---------------------------------------------------------
| A | 7 | 2015-05-07 00:00:00 |
---------------------------------------------------------
| B | 7 | 2015-05-05 00:00:00 |
---------------------------------------------------------
| C | 7 | 2015-05-03 00:00:00 |
---------------------------------------------------------
| D | 10 | 2015-05-08 00:00:00 |
---------------------------------------------------------
| E | 10 | 2015-05-05 00:00:00 |
---------------------------------------------------------
| F | 10 | 2015-05-05 00:00:00 |
---------------------------------------------------------
| G | 10 | 2015-05-01 00:00:00 |
---------------------------------------------------------
| H | 3 | 2015-05-08 00:00:00 |
---------------------------------------------------------
| I | 3 | 2015-05-03 00:00:00 |
---------------------------------------------------------
| J | 3 | 2015-05-01 00:00:00 |
---------------------------------------------------------
| K | 4 | 2015-05-07 00:00:00 |
---------------------------------------------------------
| l | 4 | 2015-05-05 00:00:00 |
---------------------------------------------------------
有任何想法或建议如何做到这一点?
【问题讨论】:
-
order by field(...), date desc?您可以根据需要对任意数量的字段(和表达式)进行排序。 -
@MarcB 谢谢。它按照您建议的方式工作。