src/main/resources/mappers/UserRoleMapper.xml

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.nathan.crm.dao.UserRoleMapper">
  <resultMap id="BaseResultMap" type="com.nathan.crm.vo.UserRole">
    <id column="id" jdbcType="INTEGER" property="id" />
    <result column="user_id" jdbcType="INTEGER" property="userId" />
    <result column="role_id" jdbcType="INTEGER" property="roleId" />
    <result column="create_date" jdbcType="TIMESTAMP" property="createDate" />
    <result column="update_date" jdbcType="TIMESTAMP" property="updateDate" />
  </resultMap>
  <sql id="Base_Column_List">
    id, user_id, role_id, create_date, update_date
  </sql>
  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
    select 
    <include refid="Base_Column_List" />
    from t_user_role
    where id = #{id,jdbcType=INTEGER}
  </select>
  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
    delete from t_user_role
    where id = #{id,jdbcType=INTEGER}
  </delete>
  <insert id="insert" parameterType="com.nathan.crm.vo.UserRole">
    insert into t_user_role (id, user_id, role_id, 
      create_date, update_date)
    values (#{id,jdbcType=INTEGER}, #{userId,jdbcType=INTEGER}, #{roleId,jdbcType=INTEGER}, 
      #{createDate,jdbcType=TIMESTAMP}, #{updateDate,jdbcType=TIMESTAMP})
  </insert>
  <insert id="insertSelective" parameterType="com.nathan.crm.vo.UserRole">
    insert into t_user_role
    <trim prefix="(" suffix=")" suffixOverrides=",">
      <if test="id != null">
        id,
      </if>
      <if test="userId != null">
        user_id,
      </if>
      <if test="roleId != null">
        role_id,
      </if>
      <if test="createDate != null">
        create_date,
      </if>
      <if test="updateDate != null">
        update_date,
      </if>
    </trim>
    <trim prefix="values (" suffix=")" suffixOverrides=",">
      <if test="id != null">
        #{id,jdbcType=INTEGER},
      </if>
      <if test="userId != null">
        #{userId,jdbcType=INTEGER},
      </if>
      <if test="roleId != null">
        #{roleId,jdbcType=INTEGER},
      </if>
      <if test="createDate != null">
        #{createDate,jdbcType=TIMESTAMP},