newcpms/master/src/main/resources/mybatis/system/SysRoleMenuMapper.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.ruoyi.project.system.mapper.SysRoleMenuMapper">

	<resultMap type="SysRoleMenu" id="SysRoleMenuResult">
		<result property="roleId"     column="role_id"      />
		<result property="menuId"     column="menu_id"      />
	</resultMap>

	<select id="checkMenuExistRole" resultType="Integer">
	    select count(1) from sys_role_menu where menu_id = #{menuId}
	</select>

	<delete id="deleteRoleMenuByRoleId" parameterType="Long">
		delete from sys_role_menu where role_id=#{roleId}
	</delete>

	<insert id="batchRoleMenu" useGeneratedKeys="false">
		insert all
		<foreach item="item" index="index" collection="list">
			into sys_role_menu(role_id, menu_id) values (#{item.roleId},#{item.menuId})
		</foreach>
		SELECT 1 FROM DUAL
	</insert>

</mapper>