| <?xml version="1.0" encoding="UTF-8" ?> |
| <persistence xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" |
| xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd" |
| version="2.0" xmlns="http://java.sun.com/xml/ns/persistence"> |
| <persistence-unit name="order-old" transaction-type="RESOURCE_LOCAL"> |
| <class>model.Order</class> |
| <class>model.OrderLine</class> |
| <class>model.Customer</class> |
| <properties> |
| <!-- Change this to access your own database. --> |
| <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver" /> |
| <property name="javax.persistence.jdbc.url" value="jdbc:mysql://localhost:3306/test" /> |
| <property name="javax.persistence.jdbc.user" value="test" /> |
| <property name="javax.persistence.jdbc.password" value="password" /> |
| <property name="eclipselink.ddl-generation" value="create-tables" /> |
| <!-- property name="eclipselink.logging.level" value="FINE" /--> |
| <property name="eclipselink.logging.level" value="off" /> |
| </properties> |
| </persistence-unit> |
| <persistence-unit name="order" transaction-type="RESOURCE_LOCAL"> |
| <class>model.Order</class> |
| <class>model.OrderLine</class> |
| <class>model.Customer</class> |
| <properties> |
| <!-- Change this to access your own database. --> |
| <property name="javax.persistence.jdbc.driver" value="oracle.jdbc.OracleDriver" /> |
| <property name="javax.persistence.jdbc.url" value="jdbc:oracle:thin:@localhost:1521:orcl" /> |
| <property name="javax.persistence.jdbc.user" value="scott" /> |
| <property name="javax.persistence.jdbc.password" value="tiger" /> |
| <property name="eclipselink.ddl-generation" value="create-tables" /> |
| <property name="eclipselink.logging.level" value="off" /> |
| </properties> |
| </persistence-unit> |
| <persistence-unit name="order-opt" transaction-type="RESOURCE_LOCAL"> |
| <!-- Optimization #7, 8 - sequence preallocation, query result cache --> |
| <mapping-file>META-INF/order-orm.xml</mapping-file> |
| <class>model.Order</class> |
| <class>model.OrderLine</class> |
| <class>model.Customer</class> |
| <properties> |
| <!-- Change this to access your own database. --> |
| <property name="javax.persistence.jdbc.driver" value="oracle.jdbc.OracleDriver" /> |
| <property name="javax.persistence.jdbc.url" value="jdbc:oracle:thin:@localhost:1521:orcl" /> |
| <property name="javax.persistence.jdbc.user" value="scott" /> |
| <property name="javax.persistence.jdbc.password" value="tiger" /> |
| <property name="eclipselink.ddl-generation" value="create-tables" /> |
| <!-- Optimization #9 - statement caching --> |
| <property name="eclipselink.jdbc.cache-statements" value="true" /> |
| <!-- Optimization #10 - batch writing --> |
| <property name="eclipselink.jdbc.batch-writing" value="JDBC" /> |
| <property name="eclipselink.jdbc.batch-writing.size" value="1000" /> |
| <!-- Optimization #11 - disable caching for batch insert (caching only improves reads, so only adds overhead for inserts) --> |
| <property name="eclipselink.cache.shared.default" value="false" /> |
| <!-- Except for Customer which is shared by orders --> |
| <property name="eclipselink.cache.shared.Customer" value="true" /> |
| <!-- Optimization #12 - turn logging off --> |
| <!-- property name="eclipselink.logging.level" value="FINE" /--> |
| <property name="eclipselink.logging.level" value="off" /> |
| <!-- Optimization #13 - close EntityManager on commit, to avoid cost of resume --> |
| <property name="eclipselink.persistence-context.close-on-commit" value="true" /> |
| <!-- Optimization #14 - avoid auto flush cost on query execution --> |
| <property name="eclipselink.persistence-context.flush-mode" value="commit" /> |
| <!-- Optimization #15 - avoid cost of persist on commit --> |
| <property name="eclipselink.persistence-context.persist-on-commit" value="true" /> |
| </properties> |
| </persistence-unit> |
| </persistence> |