org.apache.hadoop.hive.ql.optimizer.ppr

Class OpWalkerCtx

java.lang.Object

org.apache.hadoop.hive.ql.optimizer.ppr.OpWalkerCtx

All Implemented Interfaces:

NodeProcessorCtx

public class OpWalkerCtx
extends Object
implements NodeProcessorCtx

Context class for operator tree walker for partition pruner. TODO: this class may be not useful.

Constructor Summary

Constructors

Constructor and Description
OpWalkerCtx(HashMap<TableScanOperator,ExprNodeDesc> opToPartPruner) Constructor.

Method Summary

Modifier and Type	Method and Description
HashMap<TableScanOperator,ExprNodeDesc>	getOpToPartPruner()

Methods inherited from class java.lang.Object

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

Constructor Detail

OpWalkerCtx

public OpWalkerCtx(HashMap<TableScanOperator,ExprNodeDesc> opToPartPruner)

Constructor.

Method Detail

getOpToPartPruner

public HashMap<TableScanOperator,ExprNodeDesc> getOpToPartPruner()