sql进行UPDATE时,有些字段无法更新,但有些更新了

Question

SQL Post出来看看..
无法更新..出现什么问题?.

Answer 1

update teacher set firstname_t=@Firstname,lastname_t=@Lastname,sex_t=@Sex,goodsubject_t=@Goodsubject,wantedpay_t=@Wantedpay,school_t=@School,majorin_t=@Majorin,grade_t=@Grade,mobile_t=@Mobile,phone_t=@Phone,email_t=@Email,sno_t=@Sno,hometown_t=@Hometown,classtime_t=@Classtime,experience_t=@Experience where username_t=@Username

Answer 2

 以上就是SQL代码  不能更新的字段有:goodsubject_t ,school_t,classtimeS_t,experience_t其余字段都可以更新