AdministerDAO.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.zhongzhi.dao.AdministerDAO">

    <select id="getAdministerPage" resultType="com.zhongzhi.vo.administer.GetAdministerPageVO">
        SELECT
            *
        FROM
            administer t
        WHERE
            t.delete_time IS NULL
            AND t.role = #{listItem}
            <if test="username != null and username != ''">
                AND t.username LIKE concat('%', #{username}, '%')
            </if>
    </select>

    <update id="updateAdminister">
        update administer t
          set   t.telephone = #{telephone},
            t.username = #{username},
            t.avatar = #{avatar},
            t.role = #{role},
            t.college = #{college}
            where id = #{id}
    </update>
</mapper>