Package org.apache.hadoop.hive.ql.optimizer.unionproc

Class Summary
UnionProcContext  
UnionProcContext.UnionParseContext  
UnionProcessor Implementation of the union processor.
UnionProcFactory Operator factory for union processing
UnionProcFactory.MapJoinUnion Map-join subquery followed by Union
UnionProcFactory.MapRedUnion MapRed subquery followed by Union
UnionProcFactory.MapUnion Map-only subquery followed by Union
UnionProcFactory.NoUnion Default processor
UnionProcFactory.UnknownUnion Union subquery followed by Union
 



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