Build-in and custom reducers.
hi! looking examples how reduce statement works, how use built-in reducers , how write custom reducer. need group rowset id, , combine rows same id new row. sorry delay (i on vacation , catching up). there no built-in reducers. can find reducer sample here: https://blogs.msdn.microsoft.com/mrys/2016/06/08/how-do-i-combine-overlapping-ranges-using-u-sql-introducing-u-sql-reducer-udos/ michael rys Microsoft Azure > Azure Data Lake Analytics & Store