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Pig >> mail # user >> Escaping Dollar Sign in Map in Pig 0.10


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Eli Finkelshteyn 2013-01-11, 02:01
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Re: Escaping Dollar Sign in Map in Pig 0.10
Two back slashes?
On Thu, Jan 10, 2013 at 6:01 PM, Eli Finkelshteyn <[EMAIL PROTECTED]>wrote:

> This wasn't a problem in 0.9.2, but in 0.10, when I try to access a key in
> a map that has a dollar sign in it, I get hammered with errors that I
> haven't defined the variable. Specifically:
>
>    blah = FOREACH meh GENERATE source, json_post_id#'$id' AS post_id;
>
> returns
>
>    Undefined parameter : id
>
> That's fine and makes sense, but when I amend it to:
>
>    blah = FOREACH meh GENERATE source, json_post_id#'\$id' AS post_id;
>
> I get:
>
>    Unexpected character '$'
>
> Ideas?
>
> Thanks!
> Eli
>
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Eli Finkelshteyn 2013-01-11, 20:00
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Eli Finkelshteyn 2013-01-14, 15:40
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Cheolsoo Park 2013-01-15, 23:17
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Kris Coward 2013-01-15, 23:27
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Eli Finkelshteyn 2013-01-22, 22:47