Pig 0.13 Backward Compatibility

PigProgressNotificationListener.initialPlanNotification generalized

The signature of the method is more generalized:

Original:

initialPlanNotification(String scriptId, MROperPlan plan);

Now:

initialPlanNotification(String scriptId, OperatorPlan<?> plan);

More counter groups

In addition to original PigWarning counter group for all Pig warnings, there are additional counter group, one group per UDF class for UDF specific warnings:

Original:

Now:

LoadCaster.bytesToMap(byte[] b) is removed

LoadCaster.bytesToMap(byte[] b) is marked for deprecated for several versions. We decide to drop it in 0.13

zebra no longer available

Starting with Pig 0.13, Pig drop Zebra as its contrib project since it has stopped development for a while