org.apache.hadoop.hive.metastore.datasource

Class BoneCPDataSourceProvider

java.lang.Object

org.apache.hadoop.hive.metastore.datasource.BoneCPDataSourceProvider

All Implemented Interfaces:

DataSourceProvider

public class BoneCPDataSourceProvider
extends Object
implements DataSourceProvider

DataSourceProvider for the BoneCP connection pool.

Field Summary

Fields

Modifier and Type	Field and Description
static String	BONECP

Constructor Summary

Constructors

Constructor and Description
BoneCPDataSourceProvider()

Method Summary

Modifier and Type	Method and Description
DataSource	create(org.apache.hadoop.conf.Configuration hdpConfig)
boolean	mayReturnClosedConnection() BoneCp has a bug which causes closed connections to be returned to the pool under certain conditions.
boolean	supports(org.apache.hadoop.conf.Configuration configuration)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hive.metastore.datasource.DataSourceProvider

getMetastoreJdbcDriverUrl, getMetastoreJdbcPasswd, getMetastoreJdbcUser, getPrefixedProperties

Field Detail

BONECP

public static final String BONECP

See Also:

Constant Field Values

Constructor Detail

BoneCPDataSourceProvider

public BoneCPDataSourceProvider()

Method Detail

create

public DataSource create(org.apache.hadoop.conf.Configuration hdpConfig)
                  throws SQLException

Specified by:

create in interface DataSourceProvider

Returns:

the new connection pool

Throws:

SQLException

mayReturnClosedConnection

public boolean mayReturnClosedConnection()

Description copied from interface: DataSourceProvider

BoneCp has a bug which causes closed connections to be returned to the pool under certain conditions. (HIVE-11915)

Specified by:

mayReturnClosedConnection in interface DataSourceProvider

Returns:

true if the factory creates BoneCp pools which need "special attention"

supports

public boolean supports(org.apache.hadoop.conf.Configuration configuration)

Specified by:

supports in interface DataSourceProvider

Parameters:

configuration - Hadoop configuration object

Returns:

factory able to create a connection pool for the implementation specified in the configuration