<?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"> <!-- 系统角色表 --> <mapper namespace="com.yiboshi.science.dao.SystemRoleDAO"> <sql id="allColumns"> t.id as id, t.name as name, t.role_level as roleLevel </sql> <select id="getListByPage" resultType="com.yiboshi.science.param.dto.SystemRoleDTO"> SELECT * FROM system_role <where> ${ew.sqlSegment} </where> </select> <select id="getMaxRoleId" resultType="java.lang.Integer"> SELECT max(role_id) role_id from system_role </select> </mapper>