org.apache.hadoop.hive.ql.optimizer.unionproc
Class UnionProcFactory.MapJoinUnion
java.lang.Object
org.apache.hadoop.hive.ql.optimizer.unionproc.UnionProcFactory.MapJoinUnion
- All Implemented Interfaces:
- NodeProcessor
- Enclosing class:
- UnionProcFactory
public static class UnionProcFactory.MapJoinUnion
- extends Object
- implements NodeProcessor
Map-join subquery followed by Union
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
UnionProcFactory.MapJoinUnion
public UnionProcFactory.MapJoinUnion()
process
public Object process(Node nd,
Stack<Node> stack,
NodeProcessorCtx procCtx,
Object... nodeOutputs)
throws SemanticException
- Description copied from interface:
NodeProcessor
- generic process for all ops that don't have specific implementations
- Specified by:
process
in interface NodeProcessor
- Parameters:
nd
- operator to processprocCtx
- operator processor contextnodeOutputs
- A variable argument list of outputs from other nodes in the walk
- Returns:
- Object to be returned by the process call
- Throws:
SemanticException
Copyright © 2009 The Apache Software Foundation