id, user_id, name, type, create_time insert into chat_msg_user(user_id, name, type, create_time) values (#{userId}, #{name}, #{type}, #{createTime}) insert into chat_msg_user(user_id, name, type, create_time) values (#{entity.userId}, #{entity.name}, #{entity.type}, #{entity.createTime}) insert into chat_msg_user(user_id, name, type, create_time) values (#{entity.userId}, #{entity.name}, #{entity.type}, #{entity.createTime}) on duplicate key update user_id = values(user_id), name = values(name), type = values(type), create_time = values(create_time) update chat_msg_user user_id = #{userId}, name = #{name}, type = #{type}, create_time = #{createTime}, where id = #{id} delete from chat_msg_user where id = #{id} delete from chat_msg_user where chat_msg_user.user_id = #{id}