时间:2021-07-01 10:21:17 帮助过:31人阅读
- <?xml version="1.0" encoding="UTF-8" ?>
- <!DOCTYPE mapper
- PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
- "mybatis.org/dtd/mybatis-3-mapper.dtd">
- <mapper namespace="ssmy.dao.UserDao">
- <resultMap type="ssmy.dto.User" id="User">
- <!--<resultMap type="User" id="User"> 如果在sprin文件里配置初始化 mybatis里配置了别名就是有-->
- <!-- 用id属性来映射主键字段 -->
- <id property="id" column="id" jdbcType="INTEGER"/>
- <!-- 用result属性来映射非主键字段 -->
- <result property="userName" column="userName" jdbcType="VARCHAR"/>
- <result property="password" column="password" jdbcType="VARCHAR"/>
- <result property="trueName" column="trueName" jdbcType="VARCHAR"/>
- <result property="email" column="email" jdbcType="VARCHAR"/>
- <result property="phone" column="phone" jdbcType="VARCHAR"/>
- <result property="roleName" column="roleName" jdbcType="VARCHAR"/>
- </resultMap>
- <!--分页返回类型list 可以使用map User对应的是resultMap size每页的大小-->
- <select id="find" resultMap="User" parameterType="Map">
- select t2.* from
- ( select t1.*,rownum rn from t_user t1
- <where>
- <if test ="userName !=null and userName !='' ">
- t1.userName like '%'||#{userName,jdbcType=VARCHAR}||'%'
- </if>
- </where>
- ) t2
- <where>
- <if test ="start !=null and start !=''">
- <![CDATA[and t2.rn >=#{start}]]>
- </if>
- <if test ="size !=null and size !=''">
- and <![CDATA[t2.rn <=#{size}]]>
- </if>
- </where>
- </select>
- <!--获取总记录数 -->
- <select id="getTotal" parameterType="Map" resultType="java.lang.Integer">
- select count(1) from t_user
- <where>
- <if test ="userName !=null and userName !='' ">
- userName like '%'||#{userName,jdbcType=VARCHAR}||'%'
- </if>
- </where>
- </select>
- <!--<insert id="createser" parameterType="User">
- insert into NEWS_USER (id,username,password,email,usertype)
- values (#{id,jdbcType=NUMERIC},#{username,jdbcType=VARCHAR},
- #{password,jdbcType=VARCHAR},#{email,jdbcType=VARCHAR},1)
- <selectKey resultType="int" order="BEFORE" keyProperty="id">
- select seq_id.nextval from dual
- </selectKey>
- </insert>-->
- </mapper>
以上就是springmvc+mybatis 做分页的实例代码的详细内容,更多请关注Gxl网其它相关文章!