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Pig >> mail # user >> How can I load these data as "bag"?


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Leon Town 2012-12-31, 08:26
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Russell Jurney 2012-12-31, 09:00
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Re: How can I load these data as "bag"?
But, the number of items in column 2 is *varying*.
Can I load them as bag?
2012/12/31 Russell Jurney <[EMAIL PROTECTED]>

> This isn't well documented, but here's from RAM:
>
> a = load 'my.data' as id:chararray, stuff:bag{thing:tuple(field1,
> field2, field3)};
>
> Don't forget to set the types on the fieldNs.
>
> Russell Jurney http://datasyndrome.com
>
> On Dec 31, 2012, at 12:27 AM, Leon Town <[EMAIL PROTECTED]> wrote:
>
> > Dear Piggers,
> > I have some data on disk.
> >
> > The data's form is like:
> > v1         {(a1,b1,c1),(a2,b2,c3),...,(a4,b4,c4)}
> > v2         {(a1,b1,c1),(a2,b2,c3),...,(a9,b9,c9)}
> >
> > How can I load the data and set the second column's schema as *bag*?
> >
> > Thanks!
>