org.apache.hadoop.hive.metastore.txn.jdbc.commands

Class RemoveTxnsFromMinHistoryLevelCommand

java.lang.Object

org.apache.hadoop.hive.metastore.txn.jdbc.InClauseBatchCommand<Long>

org.apache.hadoop.hive.metastore.txn.jdbc.commands.RemoveTxnsFromMinHistoryLevelCommand

All Implemented Interfaces:

ConditionalCommand, ParameterizedQuery

public class RemoveTxnsFromMinHistoryLevelCommand
extends InClauseBatchCommand<Long>
implements ConditionalCommand

Constructor Summary

Constructors

Constructor and Description
RemoveTxnsFromMinHistoryLevelCommand(List<Long> txnids)

Method Summary

Modifier and Type	Method and Description
void	onError(DatabaseProduct databaseProduct, Exception e) Called in case of execution error in order to notify this command about the failure
boolean	shouldBeUsed(DatabaseProduct databaseProduct) Indicates if the command should be executed or not

Methods inherited from class org.apache.hadoop.hive.metastore.txn.jdbc.InClauseBatchCommand

getInClauseParameterName, getParameterizedQueryString, getParameterLengthComparator, getQueryParameters

Methods inherited from class java.lang.Object

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

Constructor Detail

RemoveTxnsFromMinHistoryLevelCommand

public RemoveTxnsFromMinHistoryLevelCommand(List<Long> txnids)

Method Detail

shouldBeUsed

public boolean shouldBeUsed(DatabaseProduct databaseProduct)

Description copied from interface: ConditionalCommand

Indicates if the command should be executed or not

Specified by:

shouldBeUsed in interface ConditionalCommand

Returns:

Returns true if the command can be executed, false otherwise.

onError

public void onError(DatabaseProduct databaseProduct,
                    Exception e)

Description copied from interface: ConditionalCommand

Called in case of execution error in order to notify this command about the failure

Specified by:

onError in interface ConditionalCommand

e - The caught Exception