persistence.xml鏄疛ava Persistence API锛圝PA锛変腑鐢ㄤ簬閰嶇疆鎸佷箙鍖栧崟鍏冿紙Persistence Unit锛夌殑鏂囦欢銆?/p>

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涓嬮潰鏄竴涓ず渚嬬殑persistence.xml鏂囦欢锛?/p>

<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence
http://xmlns.jcp.org/xml/ns/persistence/persistence_2_2.xsd"
version="2.2">
<persistence-unit name="myPersistenceUnit" transaction-type="JTA">
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
<jta-data-source>java:/myDataSource</jta-data-source>
<class>com.example.entity.User</class>
<mapping-file>META-INF/orm.xml</mapping-file>
<property name="javax.persistence.jdbc.url" value="jdbc:mysql://localhost:3306/mydb"/>
<property name="javax.persistence.jdbc.user" value="root"/>
<property name="javax.persistence.jdbc.password" value="password"/>
</persistence-unit>
</persistence>

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