hibernate.cfg.xml文件连接mySql、Oracle、SqlServer配置

1.连接mySql，文件配置如下： 
<?xml version="1.0" encoding="UTF-8"?> 
<!DOCTYPE hibernate-configuration PUBLIC 
"-//Hibernate/Hibernate Configuration DTD 3.0//EN" 
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"> 
<hibernate-configuration> 
<session-factory> 
<property name="connection.url"> 
jdbc:mysql://localhost:3306/test 
</property> 
<property name="connection.username">root</property> 
<property name="connection.password">253503125</property> 
<property name="connection.driver_class"> 
com.mysql.jdbc.Driver 
</property> 
<property name="dialect"> 
org.hibernate.dialect.MySQLDialect 
</property> 
<property name="show_sql">true</property> 
</session-factory> 
</hibernate-configuration>

2.连接Oracle，文件配置如下： 
<?xml version="1.0" encoding="UTF-8"?> 
<!DOCTYPE hibernate-configuration PUBLIC 
"-//Hibernate/Hibernate Configuration DTD 3.0//EN" 
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"> 
<hibernate-configuration> 
<session-factory> 
<property name="connection.url">jdbc:oracle:thin:@192.168.7.248:1521:orcl</property> 
<property name="connection.username">liferay</property> 
<property name="connection.password">liferay</property> 
<property name="connection.driver_class">oracle.jdbc.driver.OracleDriver</property> 
<property name="dialect">org.hibernate.dialect.Oracle9Dialect</property> 
<property name="show_sql">true</property> 
</session-factory> 
</hibernate-configuration>

3.连接sqlServer，问津配置如下： 
<?xml version="1.0" encoding="UTF-8"?> 
<!DOCTYPE hibernate-configuration PUBLIC 
"-//Hibernate/Hibernate Configuration DTD 3.0//EN" 
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"> 
<hibernate-configuration> 
<session-factory> 
<property name="connection.url">jdbc:sqlserver://192.168.7.199:1433;databaseName=xycms</property> 
<property name="connection.username">sa</property> 
<property name="connection.password">123456</property> 
<property name="connection.driver_class">com.microsoft.sqlserver.jdbc.SQLServerDriver</property> 
<property name="dialect">org.hibernate.dialect.SQLServerDialect</property> 
<property name="show_sql">true</property> 
</session-factory> 
</hibernate-configuration>