You mean instead of
It seems not working for me.
From: Віталій Тимчишин [mailto:[EMAIL PROTECTED]]
Sent: Saturday, September 08, 2012 12:39 AM
To: [EMAIL PROTECTED]; [EMAIL PROTECTED]
Subject: Re: REPLACE with backslash
I prefer [\\]. It does the same, but you don't need additional escaping.
2012/9/8 Bill Graham <[EMAIL PROTECTED]>
> To get \ in a regex you need to escape it to \\, since the slash is
> reserved in the regex. Then each slash needs to be escaped again to be
> used in a java string. Hence \\\\. Painful, yes.
> On Fri, Sep 7, 2012 at 2:06 PM, Danfeng Li <[EMAIL PROTECTED]> wrote:
> > Hi,
> > I'm little bit puzzled about REPLACE when there is backslash involved.
> > I want to replace all the "dir" in the string with "\\test\sub",
> > After a lot of try and error, I finally got it done, but I'm not
> > sure why it is the case. Here's my code
> > A = load 'a.txt' as (name:chararray); B = foreach A generate
> > REPLACE(name,'dir','\\\\\\\\test\\\\sub');
> > dump B;
> > The thing I'm confused about is why do I need to use "\\\\" in order
> > to generate a "\", can anyone explain the reason? I'm using pig 0.9.1.
> > Thanks.
> > Dan
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