IETMWebBackend/src/main/resources/mapper/UserMapper.xml

<?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.backend.webbackend.mapper.UserMapper">

    <resultMap id="BaseResultMap" type="com.backend.webbackend.domain.User">
            <id property="id" column="id" />
            <result property="username" column="username" />
            <result property="password" column="password" />
            <result property="realName" column="real_name" />
            <result property="deptId" column="dept_id" />
            <result property="phone" column="phone" />
            <result property="role" column="role" />
            <result property="status" column="status" />
            <result property="createTime" column="create_time" />
            <result property="lastLoginTime" column="last_login_time" />
    </resultMap>

    <sql id="Base_Column_List">
        id,username,password,real_name,phone,role,
        status,create_time,last_login_time
    </sql>

    <select id="selectByPrimaryKey" parameterType="java.lang.Long" resultMap="BaseResultMap">
        select
        <include refid="Base_Column_List" />
        from user
        where  id = #{id} 
    </select>
    <select id="countByUsername" resultType="java.lang.Integer">
        select count(*) from user where username = #{username}
    </select>
    <select id="selectByUsername" resultType="com.backend.webbackend.domain.User">
        select
        <include refid="Base_Column_List" />
        from user
        where username = #{username}
    </select>

    <delete id="deleteByPrimaryKey" parameterType="java.lang.Long">
        delete from user
        where  id = #{id} 
    </delete>

    <insert id="insert" keyColumn="id" keyProperty="id" parameterType="com.backend.webbackend.domain.User" useGeneratedKeys="true">
        insert into user
        ( id,username,password,real_name,dept_id,phone,role,
        status,create_time,last_login_time)
        values (#{id},#{username},#{password},#{realName},#{deptId},#{phone},#{role},
        #{status},#{createTime},#{lastLoginTime})
    </insert>

    <insert id="insertSelective" keyColumn="id" keyProperty="id" parameterType="com.backend.webbackend.domain.User" useGeneratedKeys="true">
        insert into user
        <trim prefix="(" suffix=")" suffixOverrides=",">
                <if test="id != null">id,</if>
                <if test="username != null">username,</if>
                <if test="password != null">password,</if>
                <if test="realName != null">real_name,</if>
                <if test="phone != null">phone,</if>
                <if test="role != null">role,</if>
                <if test="status != null">status,</if>
                <if test="createTime != null">create_time,</if>
                <if test="lastLoginTime != null">last_login_time,</if>
        </trim>
        <trim prefix="values (" suffix=")" suffixOverrides=",">
                <if test="id != null">#{id},</if>
                <if test="username != null">#{username},</if>
                <if test="password != null">#{password},</if>
                <if test="realName != null">#{realName},</if>
                <if test="phone != null">#{phone},</if>
                <if test="role != null">#{role},</if>
                <if test="status != null">#{status},</if>
                <if test="createTime != null">#{createTime},</if>
                <if test="lastLoginTime != null">#{lastLoginTime},</if>
        </trim>
    </insert>
    <update id="updateByPrimaryKeySelective" parameterType="com.backend.webbackend.domain.User">
        update user
        <set>
                <if test="username != null">
                    username = #{username},
                </if>
                <if test="password != null">
                    password = #{password},
                </if>
                <if test="realName != null">
                    real_name = #{realName},
                </if>
                <if test="phone != null">
                    phone = #{phone},
                </if>
                <if test="role != null">
                    role = #{role},
                </if>
                <if test="status != null">
                    status = #{status},
                </if>
                <if test="createTime != null">
                    create_time = #{createTime},
                </if>
                <if test="lastLoginTime != null">
                    last_login_time = #{lastLoginTime},
                </if>
        </set>
        where   id = #{id} 
    </update>
    <update id="updateByPrimaryKey" parameterType="com.backend.webbackend.domain.User">
        update user
        set 
            username =  #{username},
            password =  #{password},
            real_name =  #{realName},
            phone =  #{phone},
            role =  #{role},
            status =  #{status},
            create_time =  #{createTime},
            last_login_time =  #{lastLoginTime}
        where   id = #{id} 
    </update>
    <update id="updateById">
        update user
        set
            last_login_time =  #{lastLoginTime}
        where   id = #{id}
    </update>

    <update id="updateByName">
        update user
       <set>
            <if test="password != null">
            password =  #{password},
            </if>
            <if test="realName != null">
            real_name =  #{realName},
            </if>
            <if test="phone != null">
            phone =  #{phone},
            </if>
            <if test="deptId != null">
            dept_id =  #{deptId},
            </if>
            <if test="role != null">
            role =  #{role},
            </if>
            <if test="status != null">
            status =  #{status},
            </if>
         </set>
        where   username = #{username}
    </update>
</mapper>