mybatis基本实例详解

<configuration>  <properties resource="db.properties">    <property name="" value=""/>  </properties>  <!-- 起别名 -->  <typeAliases>     <package name="com.my.mybatis.beans"/> <!-- 别名为:类名 -->     <package name="com.my.mybatis.xml"/>    <!--    <typeAlias type="com.my.mybatis.xml.User" alias="_User"/>    -->  </typeAliases>  <environments default="development">    <environment id="development">      <transactionManager type="JDBC" />      <dataSource type="POOLED">        <property name="driver" value="com.mysql.jdbc.Driver" />        <property name="url" value="jdbc:mysql://localhost:3306/mybatis" />        <property name="username" value="root" />        <property name="password" value="tiger" />      </dataSource>    </environment>  </environments>  <mappers>    <mapper resource="com/my/mybatis/userMapper.xml"></mapper>    <mapper resource="com/my/mybatis/xml/testUserXml.xml"/>    <mapper class="com.my.mybatis.xml.UserMapper"/>    <mapper resource="com/my/mybatis/one2one/one2one.xml"/>    <mapper resource="com/my/mybatis/one2many/one2many.xml"/>    <mapper resource="com/my/mybatis/jstllike/jstl.xml"/>    <mapper resource="com/my/mybatis/procedure/store.xml"/>  </mappers></configuration>

<select id="getlike" parameterType="ConditionUser" resultType="User">    select * from d_user where     <if test="name != null">    <!-- 如下格式 -->    name like '%' #{name} '%' and     </if>    age between #{minAge} and #{maxAge}  </select>