Design and Application of Interactive Teaching System for Electronic Engineering Specialty Based on ZigBee

Table 2

Teacher table.

Field name	Data type	Major key	Is it empty	Field description
Jjiaoshi	Text	Yes	Not null	Teacher number
Jxingming	Text		Not null	Teacher’s name
Jxingbie	Text		Not null	Teacher gender
Jbumen	Text		Null	The department
Jdianhua	Text		Null	The teacher telephone
Jemai	Text		Null	Teacher email
Jzhicheng	Text		Null	Teacher title