[Retracted] Development of Online Political and Ideological Education System Based on Personalized Recommendation

Table 2

Online course schedule of online teaching system.

The field	The field type	The length of the field	Whether the primary key
Serial number	int	10	Is
Course name	varchar	20	No
Course is an introduction to	varchar	100	No
Learning goals	varchar	100	No
The teaching content	datetime	200	No
Course fee	datetime		No
Creation time	varchar	10	No
The teacher’s name	datetime		No
Class time	varchar		No