Code samples help when debugging code :)
On Tue, Mar 13, 2012 at 5:27 PM, rakesh sharma <[email protected]> wrote: > > That is what I was doing and I got the following error: > 2012-03-13 20:38:14,404 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR > 1000: Error during parsing. Encountered " "generate" "generate "" at line 5, > column 7.Was expecting one of: "define" ... "load" ... "filter" ... > "foreach" ... "order" ... "distinct" ... "cogroup" ... "join" > ... "cross" ... "union" ... "group" ... "stream" ... "store" > ... "mapreduce" ... "limit" ... "sample" ... <IDENTIFIER> ... > "(" ... <IDENTIFIER> ... > >> From: [email protected] >> Date: Tue, 13 Mar 2012 17:19:41 -0700 >> Subject: Re: Creating a relation on the fly >> To: [email protected] >> >> Are you doing this verbatim: >> >> window = generate UUIDGenerator() as uuid, '$p1' as value1, '$p2' as value2; >> >> If so that's an invalid statement. GENERATE works with FOREACH. >> >> What is you exact pig script and error? >> >> On Tue, Mar 13, 2012 at 4:51 PM, rakesh sharma >> <[email protected]>wrote: >> >> > >> > Parameter substitution works fine. I am having issues where I want to tie >> > all three values UDF generated and parameters into a relation. >> > >> > > From: [email protected] >> > > Date: Tue, 13 Mar 2012 16:43:25 -0700 >> > > Subject: Re: Creating a relation on the fly >> > > To: [email protected] >> > > >> > > Are p1 and p2 static params for the life of the script or are they >> > dynamic? >> > > You could do something like this if it's the former: >> > > >> > > pig -p p1=foo -p p2=bar -f script.pig >> > > >> > > and they'd be properly inserted into $p1 and $p2 in your script. >> > > >> > > >> > > On Tue, Mar 13, 2012 at 2:37 PM, rakesh sharma >> > > <[email protected]>wrote: >> > > >> > > > >> > > > Hi All, >> > > > I have a situation where I need to create a relation by a combination >> > of >> > > > UDF and parameter values. For example, first field will be generated >> > by UDF >> > > > UUIDGenerator, second field by parameter p1, and third field by >> > parameter >> > > > p2. I am looking some way of having a relation window as expressed >> > below: >> > > > window = generate UUIDGenerator() as uuid, '$p1' as value1, '$p2' as >> > > > value2; >> > > > Any idea how it can be done. >> > > > Thanks,Rakesh >> > > >> > > >> > >
