MySQL
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我也要 关注 + 加入社区select distinct mytb.Fff,(select myta.fff from myta where Fid=1 limit 0,1) as ff1, (select myta.fff from myta where Fid=1 limit
1, 1) as ff3,(select myta.fff from myta where Fid=1 limit 2, 1) as f
f3 from mytb;
select distinct mytb.Fff,(select myta.fff from myta where Fid= mytb.f
id limit 0,1) as ff1, (select myta.fff from myta where Fid=mytb.fid limit
1, 1) as ff3,(select myta.fff from myta where Fid=mytb.fid limit 2, 1) as f
f3 from mytb;
两个语句相差之处 就是 把Mytb.id 换成了常量 就能执行了
我想让第二句 能执行该怎么修改
1, 1) as ff3,(select myta.fff from myta where Fid=1 limit 2, 1) as f
f3 from mytb;
select distinct mytb.Fff,(select myta.fff from myta where Fid= mytb.f
id limit 0,1) as ff1, (select myta.fff from myta where Fid=mytb.fid limit
1, 1) as ff3,(select myta.fff from myta where Fid=mytb.fid limit 2, 1) as f
f3 from mytb;
两个语句相差之处 就是 把Mytb.id 换成了常量 就能执行了
我想让第二句 能执行该怎么修改
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