public string UpdateDoctor(Class_Doctor doc)
        {
            checkDB();
            try
            {
                if (mysql == true)
                {
                    using (var db = new MySQLBase.MySQL_Model())
                    {
                        var original = db.doctors.Find(doc.docID);
                        if (original != null)
                        {
                            original.docID = doc.docID;
                            original.address = doc.address;
                            original.docName = doc.docName;
                            original.contact = doc.contact;
                            original.faculty = doc.faculty;

                        }
                        db.SaveChanges();
                    }
                }

                else
                {
                    string sFilePath1 = @"C:\Users\Pratik\Desktop\MySQL.txt";
                    string sDateTime = GetLogFor(doc);
                    sDateTime.Remove((sDateTime.Length - 2), 1);
                    System.IO.StreamWriter oFileWriter = new System.IO.StreamWriter(sFilePath1, true);
                    oFileWriter.WriteLine("Insert");
                    oFileWriter.WriteLine(sDateTime);
                    oFileWriter.Close();

                }

                if (sql2008 == true)
                {
                    using (var db = new SQL2008.hospitalEntities())
                    {
                        var original = db.DBdoctors.Find(doc.docID);
                        if (original != null)
                        {
                            original.docID = doc.docID;
                            original.address = doc.address;
                            original.docName = doc.docName;
                            original.contact = doc.contact;
                            original.faculty = doc.faculty;

                        }
                        db.SaveChanges();
                    }

                }
            }
            catch (DbEntityValidationException dbEx)
            {
                foreach (var validationErrors in dbEx.EntityValidationErrors)
                {
                    foreach (var validationError in validationErrors.ValidationErrors)
                    {
                        return "Property: " + validationError.PropertyName + "Error: " + validationError.ErrorMessage;
                    }
                }
            }

            catch (Exception e)
            {
                return "not done" + e.Message;
            }
            return "hell";
        }
        public string InsertNewDoctor(Class_Doctor da)
        {
            checkDB();
            try
            {
                if (mysql == true)
                {
                    using (MySQLBase.MySQL_Model db = new MySQLBase.MySQL_Model())
                    {
                        var d = new MySQLBase.doctor
                        {
                            docID = da.docID,
                            docName = da.docName,
                            address = da.address,
                            contact = da.contact,
                            faculty = da.faculty
                        };
                        db.doctors.Add(d);
                        db.SaveChanges();
                    }
                }
                else
                {
                    string sFilePath1 = @"C:\Users\Pratik\Desktop\MySQL.txt";
                    string sDateTime = GetLogFor(da);
                    sDateTime.Remove((sDateTime.Length - 2), 1);
                    System.IO.StreamWriter oFileWriter = new System.IO.StreamWriter(sFilePath1, true);
                    oFileWriter.WriteLine("Insert");
                    oFileWriter.WriteLine(sDateTime);
                    oFileWriter.Close();
                }

                if (sql2008 == true)
                {
                    using (SQL2008.hospitalEntities db = new SQL2008.hospitalEntities())
                    {
                        var d = new SQL2008.DBdoctor
                        {
                            docID = da.docID,
                            docName = da.docName,
                            address = da.address,
                            contact = da.contact,
                            faculty = da.faculty
                        };
                        db.DBdoctors.Add(d);
                        db.SaveChanges();
                    }
                }
            }
            catch (DbEntityValidationException dbEx)
            {
                foreach (var validationErrors in dbEx.EntityValidationErrors)
                {
                    foreach (var validationError in validationErrors.ValidationErrors)
                    {
                        return "Property: " + validationError.PropertyName + "Error: " + validationError.ErrorMessage;
                    }
                }
            }
            catch (Exception ex)
            {
                return "not done" + ex.Message;
            }
            return "hell";
        }