ALTER TABLE `live_scene_record`
MODIFY COLUMN `record_type`  tinyint(1) NULL DEFAULT 0 COMMENT '回顾类型：0，直播时移；1，m3u8；2，mp4；3，快速剪辑；4，mp3' AFTER `tenant_id`;

UPDATE live_scene_record SET record_type = 4 WHERE uri LIKE '%.mp3'