Hi, i have a requirement to compare two different columns in 2 adjacent rows and if values are equal, it should return a non zero value else should give 0 as result.
Please let me know how can we implement using UDAF(User Defined Aggregate Function) in hive. TIA. Regards, Swagtk On Fri, Aug 16, 2013 at 11:43 PM, Swagatika Tripathy < swagatikat...@gmail.com> wrote: > Hi, > i have a requirement to compare two different columns in 2 adjacent rows > and if values are equal, it should return a non zero value else should give > 0 as result. > > Please let me know how can we implement using UDAF(User Defined Aggregate > Function) in hive. > > TIA. > > Regards, > Swagatika >
