Hi, Pig will have this functionality as soon as we finish PIG-2353, which is part of this year's GSoC.
Cheers, -- Gianmarco On Fri, May 18, 2012 at 8:34 PM, DIPESH KUMAR SINGH <[email protected]>wrote: > Sorry, if my point was not clear. > > I wish to create a sequence on a pig relation. > > Say For example i have a relation with data: > (John, A-1) > (Jack, B-2) > (Jim, C-1) > > I want to create sequence i.e to add one more column to the relation, like > a counter and keep on increasing the count for each record read. Expected > output should be something like this: > > (If 200 is the start sequence. ) > (John, A-1, 201) > (Jack, B-2, 202) > (Jim, C-1, 203) > > Could you please suggest to proceed on this? > > Thanks, > Dipesh > > On Fri, May 18, 2012 at 6:50 AM, Thejas Nair <[email protected]> > wrote: > > > What do you mean by 'rdbms like sequence' ? > > Thanks, > > Thejas > > > > > > On 5/16/12 10:41 AM, DIPESH KUMAR SINGH wrote: > > > >> I want to create a rdbms like sequence on a Pig relation. > >> > >> Is there any existing UDF which could do this? > >> > >> I am bit new to pig, Kindly suggest how to proceed? > >> > >> > >> Thanks& Regards, > >> > > > > > > > -- > Dipesh Kr. Singh >
