Research Article
[Retracted] Optimization of Online Course Platform for Piano Preschool Education Based on Internet Cloud Computing System
| | Field | Type of data | Remark |
| | id | int (ll) | Primary key id | | illustration_path | varchar (255) | URL of the illustration | | Opern_path | varchar (255) | The URL of the score | | English_name | varchar (255) | English name of the score | | name | varchar (16) | Score name | | page_number | tinyint (4) | The page number of the score in the book | | book_id | int (ll) | The id of the book where the score is located | | created_at | datetime | Creation time | | is_deleted | tinyint (4) | Whether to be deleted | | Opern_data_path | varchar (255) | Data storage URL parsed from the score | | is_one_hand | tinyint (4) | One-handed or two-handed |
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