/ 在这里输入什么? /
好吧,什么都没有。在Java SE环境中,您必须使用来自JPA提供程序的内置连接池,并且设置如下所示:
<persistence xmlns="http://java.sun.com/xml/ns/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"> <persistence-unit name="manager" transaction-type="RESOURCE_LOCAL"> <provider>org.hibernate.ejb.HibernatePersistence</provider> <class>com.acme.Foo</class> ... <properties> <property name="javax.persistence.jdbc.driver" value="org.hsqldb.jdbcDriver"/> <property name="javax.persistence.jdbc.url" value="jdbc:hsqldb:mem:testdb"/> <property name="javax.persistence.jdbc.user" value="sa"/> <property name="javax.persistence.jdbc.password" value=""/> <property name="hibernate.dialect" value="org.hibernate.dialect.HSQLDialect"/> <property name="hibernate.hbm2ddl.auto" value="update"/> </properties> </persistence-unit></persistence>
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