5.  Setting the Transaction Isolation

OpenJPA typically retains the default transaction isolation level of the JDBC driver. However, you can specify a transaction isolation level to use through the openjpa.jdbc.TransactionIsolation configuration property. The following is a list of standard isolation levels. Note that not all databases support all isolation levels.

Example 4.7.  Specifying a Transaction Isolation

<property name="openjpa.jdbc.TransactionIsolation" value="repeatable-read"/>