Research Article

[Retracted] Optimization of Online Course Platform for Piano Preschool Education Based on Internet Cloud Computing System

Table 5

Recording table.

FieldType of dataRemark

Idint (11)Primary key id
created_atdatetimeCreation time
student_idint (11)Student id
demonstration_detail_idint (11))Specific demonstration id
homework_detail_idint (11)Specific job id
opern_namevarchar (16)Score name
opern_idint (11)Score id
is_availabletinyint (4)Whether to be deleted
audio_pathvarchar (255)Audio file address
algorithm_pathvarchar (255)Algorithm file address
playback_pathvarchar (255)Playback file address
recording_created_atdatetimeRecord creation time
Starmediumint (4)Number of stars obtained
Sizedecimal (4, 2)The size of the recording file
Durationdecimal (4, 2)Duration of recording
like_counttinyint (4)Likes
homework_idint (11)Big job id
parent_idint (11)Parent id
Typetinyint (4)Recording type
teacher_idint (11)Teacher id
Uuidvarchar (64)Unique ID of iPad
Handtinyint (4)Left-handed, right-handed or two-handed
is_long_sharedtinyint (4)Long-term sharing
is_stick_toptinyint (4)Whether to top