Hi Ashutosh, I am interested / reviewing your windowing feature. Can you be more specific about which (a) tests and (b) src files constitute your additions (there are lots of files there ;) )
thanks stephen boesch 2013/2/21 Ashutosh Chauhan <hashut...@apache.org> > Kumar, > > If you are willing to be on bleeding edge, this and many other > partitioning and windowing functionality some of us are developing in a > branch over at: > https://svn.apache.org/repos/asf/hive/branches/ptf-windowing > Check out this branch, build hive and than you can have row_number() > functionality. Look in > ql/src/test/queries/clientpositive/ptf_general_queries.q which has about 60 > or so example queries demonstrating various capabilities which we have > already working (including row_number). > We hope to have this branch merged in trunk soon. > > Hope it helps, > Ashutosh > On Wed, Feb 20, 2013 at 11:33 PM, kumar mr <kumar...@aol.com> wrote: > >> Hi, >> >> This is Kumar, and this is my first question in this group. >> >> I have a requirement to implement ROW_NUMBER() from Teradata in Hive >> where partitioning happens on multiple columns along with multiple column >> ordering. >> It can be easily implemented in Hadoop MR, but I have to do in Hive. By >> doing in UDF can assign same rank to grouping key considering dataset is >> small, but ordering need to be done in prior step. >> Can we do this in lot simpler way? >> >> Thanks in advance. >> >> Regards, >> Kumar >> > >
