public static bool UpdateStudyByPeople(int people_Id, string school, string grade, string major, string protector, string relationship, string phoneNo) { try { DbEntry.UsingTransaction(delegate { Study st = Study.FindOne(CK.K["People_Id"] == people_Id && CK.K["IsDelete"] == false); st.School = school; st.Grade = grade; st.Major = major; st.Protector = protector; st.Relationship = relationship; st.PhoneNo = phoneNo; st.Save(); }); } catch { return(false); } return(true); }