// Aktualizace záznamu v VERSION_COMPANY
 public string ChangeCompany(VERSION_COMPANY companyForChange)
 {
     try
     {
         using (OracleConnectionString accessToDB = new OracleConnectionString())
         {
             accessToDB.Entry(companyForChange).State = System.Data.Entity.EntityState.Modified;
             accessToDB.SaveChanges();
             return(result = "Požadavek byl proveden");
         }
     }
     catch (Exception ex)
     {
         return(result = $"Požadavek NEBYL proveden.Popis chyby:\n\n { ex.Message.ToString()} ");
     }
 }
 // Odstranění verze z tabulky VERSION_LOG
 public string DeleteVersion(long idVersion)
 {
     try
     {
         using (OracleConnectionString accessToDB = new OracleConnectionString())
         {
             accessToDB.Entry(new VERSION_LOG {
                 VER_ID = idVersion
             }).State = System.Data.Entity.EntityState.Deleted;
             accessToDB.SaveChanges();
             return(result = "Požadavek byl proveden");
         }
     }
     catch (Exception ex)
     {
         return(result = $"Požadavek NEBYL proveden.Popis chyby:\n\n { ex.Message.ToString()} ");
     }
 }