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The "Pig070IncompatibleChanges" page has been changed by PradeepKamath. http://wiki.apache.org/pig/Pig070IncompatibleChanges?action=diff&rev1=33&rev2=34 -------------------------------------------------- || Switching to Hadoop's local mode || Local Mode || Low || None || Main change is 10-20x performance slowdown. Also, local mode now uses the same UDF interfaces to execute UDFs as the MR mode. || || Removing support for Load-Stream or Stream-Store optimization || Streaming || Low to None || None || This feature was never documented so it is unlikely it was ever used || || We no longer support serialization and decerialization via load/store functions || Streaming || Unknown but hopefully low to medium || Implement new PigToStream and StreamToPig interfaces for non-standard serialization || LoadStoreRedesignProposal || + || Removing BinaryStorage builtin || Streaming || Low to None || None || As far as we know, this class was only used internally by streaming || || Output part files now have a "-m-" and "-r" in the name || Output file names || Low to medium || If you have a system which depends on output file names the names now have changed from part-XXXXX to part-m-XXXXX if the output is being written from the map phase of the job or part-r-XXXX if it is being written from the reduce phase || || - || Removing BinaryStorage builtin || Streaming || Low to None || None || As far as we know, this class was only used internally by streaming || || Removing Split by file feature || Split by File || Low to None || Input format of the loader would need to support this || We don't know that this feature was widely/ever used || || Local files no longer accessible from cluster || Access to Local Files from Map-Reduce Mode || low to none || copy the file to the cluster using copyToLocal command prior to the load || This feature was not documented || || Removing Custom Comparators || Removing Custom Comparators || Low to None || None || This feature has been deprecated since Pig 0.5.0 release. We don't have a single known use case ||
