def find_by_key(self, id): """Suchen eines Studenten mit vorgegebener ID""" result = [] cursor = self._cnx.cursor() command = "SELECT * FROM student WHERE id like '{}'".format(id) cursor.execute(command) tuples = cursor.fetchall() if len(tuples) != 0: for (id, user_id, name, course, matriculation_number, mail, google_id, create_time) \ in tuples: student = Student() student.set_id(id) student.set_user_id(user_id) student.set_name(name) student.set_course(course) student.set_matriculation_number(matriculation_number) student.set_mail(mail) student.set_google_id(google_id) student.set_create_time(create_time) result.append(student) result = student else: result = None self._cnx.commit() cursor.close() return result
def find_by_user_id(self, user_id): """Suchen eines Studenten anhand der User_ID.""" result = [] cursor = self._cnx.cursor() command = "SELECT * FROM student WHERE user_id like '{}'".format( user_id) cursor.execute(command) tuples = cursor.fetchall() for (id, user_id, name, course, matriculation_number, mail, google_id, create_time) \ in tuples: student = Student() student.set_id(id) student.set_user_id(user_id) student.set_name(name) student.set_course(course) student.set_matriculation_number(matriculation_number) student.set_mail(mail) student.set_google_id(google_id) student.set_create_time(create_time) result.append(student) self._cnx.commit() cursor.close() return result
def find_all(self): """Auslesen aller Studenten""" result = [] cursor = self._cnx.cursor() command = "SELECT * FROM student" cursor.execute(command) tuples = cursor.fetchall() for (id, user_id, name, course, matriculation_number, mail, google_id, create_time) \ in tuples: student = Student() student.set_id(id) student.set_user_id(user_id) student.set_name(name) student.set_course(course) student.set_matriculation_number(matriculation_number) student.set_mail(mail) student.set_google_id(google_id) student.set_create_time(create_time) result.append(student) self._cnx.commit() cursor.close() return result