16、spring_datasource连接的几种方式

第一种:使用spring自带的DriverManagerDataSource
  <bean name="dataSource"   class="org.springframework.jdbc.datasource.DriverManagerDataSource">  
    <property name="driverClassName"  value="com.mysql.jdbc.Driver" />
     <property name="url" value="jdbc:mysql://localhost:3306/test" />
     <property name="username" value="root" />
     <property name="password" value="123456" />
    </bean>


第二种:C3P0数据源
 <bean name="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">  
            <property name="driverClass"  value="com.mysql.jdbc.Driver" />    
            <property name="jdbcUrl" value="jdbc:mysql://localhost:3306/test" />
            <property name="user" value="root" />
            <property name="password" value="123456" />
            </bean>


第三种:使用apache的dbcp插件连接数据库
<bean name="dataSource" class="org.apache.commons.dbcp.BasicDataSource">  
    <property name="driverClassName"  value="com.mysql.jdbc.Driver" />    
    <property name="url" value="jdbc:mysql://localhost:3306/test" />
     <property name="username" value="root" />  
    <property name="password" value="123456" />  
</bean>


第四种:使用hibernate/mybatis数据源(单独使用较少)


第五种:使用配置属性properties文件配置jdbc.properties
jdbc.driverClassName=com.mysql.jdbc.Driver 
jdbc.url=jdbc\:mysql\://localhost\:3306/demo 
jdbc.username=root 
jdbc.password=root 
jdbc.initialPoolSize=5 
jdbc.minPoolSize=5 
jdbc.maxPoolSize=100
<bean id="propertyConfigurer"  
   class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">  
       <property name="location">  
           <value>classpath:jdbc.properties</value>  
           <!-- <value></WEB-INF/jdbc.properties</value> -->  
       </property>  
</bean>  
<bean id="dataSource"  
     class="org.springframework.jdbc.datasource.DriverManagerDataSource">  
     <property name="driverClassName" value="${jdbc.driverClassName}" />  
     <property name="url" value="${jdbc.url}" />  
     <property name="username" value="${jdbc.username}" />  
     <property name="password" value="${jdbc.password}" />  
</bean> 



sqlserver  :jdbc:sqlserver://localhost:1433; DatabaseName=sample
oracle     :jdbc:oracle:thin:@localhost:1521:test
mysql      :jdbc:mysql://localhost:3306/test

常用参数:useUnicode=true&characterEncoding=UTF-8
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转载自onway417.iteye.com/blog/2190402