如何限制为 SQL 中的字段输入的值
Appointment ( Appointment_ID, Appointment_Date, Appointment_Time )
我必须限制输入的值应该是
Appointment_Date (Monday – Friday)
Appointment_Time (08:00- 17:00)
如何限制为 SQL 中的字段输入的值
Appointment ( Appointment_ID, Appointment_Date, Appointment_Time )
我必须限制输入的值应该是
Appointment_Date (Monday – Friday)
Appointment_Time (08:00- 17:00)