2-4有关项目‘基于音乐喜好的智能选型平台’中间层建立

建立中间层代码：

select * from music_top250; CREATE TABLE yinyvepaihang.yinyve_info_mid ( -> id INT PRIMARY KEY, -> yinyve_name VARCHAR(500) NOT NULL, -> yinyve_info TEXT NOT NULL, -> author VARCHAR(255), -> publisher VARCHAR(255), -> publish_date VARCHAR(50), -> price DECIMAL(10,2) -> ); Query OK, 0 rows affected (0.323 sec) show tables; +-------------------------+ | Tables_in_yinyvepaihang | +-------------------------+ | music_top250 | | yinyve_info_mid | | yinyvepaihang | +-------------------------+ 3 rows in set (0.018 sec)

清洗后数据的导入代码（未完成）