org.apache.hadoop.hive.ql.optimizer.listbucketingpruner

Class LBProcFactory.LBPRFilterPruner

java.lang.Object

org.apache.hadoop.hive.ql.optimizer.PrunerOperatorFactory.FilterPruner

org.apache.hadoop.hive.ql.optimizer.listbucketingpruner.LBProcFactory.LBPRFilterPruner

All Implemented Interfaces:

NodeProcessor

Enclosing class:

LBProcFactory

public static class LBProcFactory.LBPRFilterPruner
extends PrunerOperatorFactory.FilterPruner

Determines the list bucketing pruner for the filter. This is called only when the filter follows a table scan operator.

Constructor Summary

Constructors

Constructor and Description
LBProcFactory.LBPRFilterPruner()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	generatePredicate(NodeProcessorCtx procCtx, FilterOperator fop, TableScanOperator top) Generate predicate.

Methods inherited from class org.apache.hadoop.hive.ql.optimizer.PrunerOperatorFactory.FilterPruner

addPruningPred, addPruningPred, process

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LBProcFactory.LBPRFilterPruner

public LBProcFactory.LBPRFilterPruner()

Method Detail

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