Research Article
RETRACTED: Simulation of Piano Teaching System Based on Virtual Data Space System and Neural Network
Table 5
Course information table.
| | Field name | Types of | Length | Description |
| | K_ID | Int | 10 | Course ID number | | K_name | Varchar | 20 | Course title | | K_type | Varchar | 20 | Course type | | K_size | Varchar | 20 | Course size | | K_FB | Varchar | 10 | Course publisher |
|
|
