org.apache.hadoop.hive.ql.optimizer.ppr
Class OpProcFactory.FilterPPR
java.lang.Object
org.apache.hadoop.hive.ql.optimizer.PrunerOperatorFactory.FilterPruner
org.apache.hadoop.hive.ql.optimizer.ppr.OpProcFactory.FilterPPR
- All Implemented Interfaces:
- NodeProcessor
- Enclosing class:
- OpProcFactory
public static class OpProcFactory.FilterPPR
- extends PrunerOperatorFactory.FilterPruner
Determines the partition pruner for the filter. This is called only when
the filter follows a table scan operator.
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
OpProcFactory.FilterPPR
public OpProcFactory.FilterPPR()
generatePredicate
protected void generatePredicate(NodeProcessorCtx procCtx,
FilterOperator fop,
TableScanOperator top)
throws SemanticException,
UDFArgumentException
- Description copied from class:
PrunerOperatorFactory.FilterPruner
- Generate predicate.
Subclass should implement the function. Please refer to
OpProcFactory.FilterPPR
- Specified by:
generatePredicate
in class PrunerOperatorFactory.FilterPruner
- Throws:
SemanticException
UDFArgumentException
Copyright © 2012 The Apache Software Foundation