Org.apache.hadoop.mapred.lib.aggregate has been ported to new api in branch 0.21. See http://issues.apache.org/jira/browse/MAPREDUCE-358
Thanks Amareshwari On 2/7/10 5:34 AM, "Meng Mao" <[email protected]> wrote: >From what I can tell, while the ValueAggregator stuff should be useable, the ValueAggregatorJob and ValueAggregatorJobBase classes still use the old Mapper and Reducer signatures, and basically aren't compatible with the new mapreduce.* API. Is that correct? Has anyone out there done a port? We've been dragging our feet very hard about getting away from use of deprecated API for our classes that take advantage of the aggregate lib. It would be a huge boost if there was any stuff we could borrow to port over.
