Hi, Is there any PIG editors and where we can write 100 to 150 pig scripts I'm believing is not possible to do in CLI mode . Like IDE for JAVA /TOAD for SQL pls advice , many thanks
Thanks On Tue, Dec 25, 2012 at 3:09 AM, Mohammad Tariq <donta...@gmail.com> wrote: > +1 > > Best Regards, > Tariq > +91-9741563634 > https://mtariq.jux.com/ > > > On Tue, Dec 25, 2012 at 3:07 AM, Cheolsoo Park <cheol...@cloudera.com > >wrote: > > > Hi Srini, > > > > You can use STRSPLIT to split your "value" chararray and define schema > in a > > FOREACH. For example, if the "value" consists of 3 integers (i.e. > "1|2|3"), > > > > A= LOAD 'part-m-0000' USING SequenceFileLoader() AS > > (key:long,value:chararray); > > B = FOREACH A GENERATE key, FLATTEN( STRSPLIT(value,'\\|') ) AS (i:int, > > j:int, k:int); > > DESCRIBE B; > > DUMP B; > > > > This will return: > > > > B: {key: chararray,i: int,j: int,k: int} > > (k,1,2,3) > > > > Thanks, > > Cheolsoo > > > > > > On Sun, Dec 23, 2012 at 9:24 PM, Srini <piglearn...@gmail.com> wrote: > > > > > Hi , > > > > > > I have used SequeceFileLoader for loading sequence file. > > > > > > A= load 'part-m-0000' using SequenceFileLoader() as > > > (key:long,value:chararray) > > > > > > "value" is the chararray which consists of 10 fields which are > separated > > > by delimiter ( "|" here ). How do I create schema here so that I can > make > > > further analysis with these fields (such as filter, group ) > > > > > > Any help is appreciated. > > > > > > Thanks, > > > Srini > > > > > >
