What is your desired output? Sounds like you want a group. 2012/6/26 Haitao Yao <yao.e...@gmail.com>
> hi, > How can I distinct only one field of a relation? > here's the demo: > > A = LOAD 'data' AS (a1:int,a2:int,a3:int); > B = distinct A by a1; > > > how can I do this? > > > > Haitao Yao > yao.e...@gmail.com > weibo: @haitao_yao > Skype: haitao.yao.final > >
