ThreeGamesBackEnd/base/src/main/java/com/api/base/dao/mapper/UserRoleMapper.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.api.base.dao.UserRoleMapper">
  <resultMap id="BaseResultMap" type="com.api.base.model.UserRole">
    <id column="role_id" jdbcType="BIGINT" property="roleId" />
    <id column="user_id" jdbcType="BIGINT" property="userId" />
  </resultMap>
    <delete id="deleteByUid">
      delete from sys_user_role where user_id = #{uid}
    </delete>
</mapper>