org.apache.hadoop.hive.ql.plan

Class DummyStoreDesc

java.lang.Object

org.apache.hadoop.hive.ql.plan.AbstractOperatorDesc

org.apache.hadoop.hive.ql.plan.DummyStoreDesc

All Implemented Interfaces:

Serializable, Cloneable, OperatorDesc

public class DummyStoreDesc
extends AbstractOperatorDesc

Dummy Store Desc. This is only used by sort-merge joins to store the result for the small table (sub-query) being scanned.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.plan.AbstractOperatorDesc

bucketingVersion, colExprMap, memAvailable, memNeeded, opProps, opTraits, runtimeStatsTmpDir, statistics, vectorDesc, vectorMode

Constructor Summary

Constructors

Constructor and Description
DummyStoreDesc()

Method Summary

Modifier and Type	Method and Description
DummyStoreDesc	clone()

Methods inherited from class org.apache.hadoop.hive.ql.plan.AbstractOperatorDesc

addComputedField, fillSignature, getBucketingVersion, getColumnExprMap, getColumnExprMapForExplain, getComputedFields, getMaxMemoryAvailable, getMemoryNeeded, getOpProps, getRuntimeStatsTmpDir, getStatistics, getTraits, getUserLevelStatistics, getVectorDesc, getVectorMode, isSame, setBucketingVersion, setColumnExprMap, setMaxMemoryAvailable, setMemoryNeeded, setOpProps, setRuntimeStatsTmpDir, setStatistics, setTraits, setVectorDesc, setVectorMode

Methods inherited from class java.lang.Object

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

Constructor Detail

DummyStoreDesc

public DummyStoreDesc()

Method Detail

clone

public DummyStoreDesc clone()

Specified by:

clone in interface OperatorDesc

Overrides:

clone in class AbstractOperatorDesc