ID Name Score Time 001 A 90 2006-1-1 002 A 80 2006-10-1 003 B 95 2006-11-10 004 C 50 2006-12-1 005

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ID Name Score Time 001 A 90 2006-1-1 002 A 80 2006-10-1 003 B 95 2006-11-10 004 C 50 2006-12-1 005
ID Name Score Time 001 A 90 2006-1-1 002 A 80 2006-10-1 003 B 95 2006-11-10 004 C 50 2006-12-1 005

ID Name Score Time 001 A 90 2006-1-1 002 A 80 2006-10-1 003 B 95 2006-11-10 004 C 50 2006-12-1 005
select * from 表名 where exists
(select 表名 as a,
(select name,max(time) as time from 表名 group by name) as b
where a.name=b.name and a.time=b.time)
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