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Pig >> mail # user >> pig support for in operator


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Haitao Yao 2012-12-14, 02:07
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Re: pig support for in operator
I think you can accomplish this task by writing a UDF which takes two arguments,
one for the check list, the other for the value to check, and return a boolean
to indicate if it's true.
Young Wu
 
On Dec 13, 2012, at 6:07 PM, Haitao Yao <[EMAIL PROTECTED]> wrote:

> hi, all
> Can pig support in operator, like this:
>
> A = load 'test_data' as (value);
> B = filter A by value in (1,2,3,4,5);
>
> I think this is really useful.
> thanks.
>
> Haitao Yao
> [EMAIL PROTECTED]
> weibo: @haitao_yao
> Skype:  haitao.yao.final
>
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Jonathan Coveney 2012-12-14, 07:03