HDP 2.4.2 provides Pig 0.15.0 and the following Apache patches:
PIG-4690: Union with self replicate join will fail in Tez.
PIG-4760: TezDAGStats.convertToHadoopCounters is not used, but impose MR counter limit.
PIG-4790: Join after union fail due to UnionOptimizer.
PIG-4814: AvroStorage does not take namenode HA as part of schema file URL.
PIG-4816: Read a null scalar causing a Tez failure.
HDP 2.4.0 provided Pig 0.15.0 with no additional Apache patches included.
