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我有一个表命名为详细介绍详细介绍:MySQL的选择最新的日期与多个结果
CODE | NAME | ENTRY-DATE | NEXT-ENTRY-DATE
A001 | Adam | 2010-01-01 | 2010-05-01
B001 | Bob | 2010-11-01 | 2012-02-11
C001 | Charlie | 2010-01-01 | 2010-02-01
D001 | Dexton | 2010-01-01 | 2013-12-11
A001 | Adam | 2010-05-01 | 2013-05-15
B001 | Bob | 2012-02-11 | 2013-02-11
就是我想要的结果是:
CODE | NAME | ENTRY-DATE | NEXT-ENTRY-DATE
C001 | Charlie | 2010-01-01 | 2010-02-01
D001 | Dexton | 2010-01-01 | 2013-12-11
A001 | Adam | 2010-05-01 | 2013-05-15
B001 | Bob | 2012-02-11 | 2013-02-11
我想采取的是最新的入门每个代码。我该怎么做?
http://stackoverflow.com/questions/21676273/select-distinct-where-date-的可能重复is-max#21676273 –
http://stackoverflow.com/questions/8470311/get-the-latest-date-from-grouped-mysql-data可能的重复 – Philibobby