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Persistence Unit: Advanced Configuration

Configuration Options     Related Tasks     Related Topics

This page shows the advanced attributes of a persistence unit.

This page also allows you to create and configure DB Dictionaries and Query Caches.

DB Dictionaries

The following considerations apply to DB Dictionaries:

Note:
Only one DB Dictionary can be defined per module.

Query Caches

The following considerations apply to Query Caches:

Note:
You can define multiple Query Caches per module.

Configuration Options

Name Description
Transaction Isolation

The name ofthe JDBC transaction isolation level to use. "default" indicates to use the JDBC driver's default level.

MBean Attribute:
PersistenceUnitConfigurationBean.TransactionIsolation

Changes take effect after you redeploy the module or restart the server.

Connection Retain Mode

Controls when connections are pulled from the connection pool.

MBean Attribute:
PersistenceUnitConfigurationBean.ConnectionRetainMode

Changes take effect after you redeploy the module or restart the server.

Lock Timeout

The number of milliseconds to wait for an object lock before throwing an exception, or -1 for no limit.

MBean Attribute:
PersistenceUnitConfigurationBean.LockTimeout

Schema Names

A list of schemas and/or tables you are using for persistent class tables.

MBean Attribute:
PersistenceUnitConfigurationBean.Schemata

Changes take effect after you redeploy the module or restart the server.

DB Dictionaries

MBean Attribute:
PersistenceUnitConfigurationBean.DBDictionaryTypes

Changes take effect after you redeploy the module or restart the server.

Query Caches

This is a Kodo plugin. default subtype: DefaultQueryCacheBean

MBean Attribute:
PersistenceUnitConfigurationBean.QueryCaches

Changes take effect after you redeploy the module or restart the server.

Related Tasks

Related Topics


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