<?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.sincere.autho.mapper.UserMapper"> <select id="loginTeacher" parameterType="com.sincere.autho.dto.req.LoginReqDto" resultType="java.lang.String"> select user_id from SZ_User where mobile = #{account} and pass = #{password} </select> <select id="loginStudent" parameterType="com.sincere.autho.dto.req.LoginReqDto" resultType="java.lang.String"> select user_id from SZ_User where name = #{account} and pass = #{password} </select> <select id="loginStudentOthName" parameterType="com.sincere.autho.dto.req.LoginReqDto" resultType="java.lang.String"> select user_id from SZ_User where othername = #{account} and pass = #{password} </select> </mapper>