public TechnologyTable Get(int seqno)
 {
     using (TechnologyDBEntities entities = new TechnologyDBEntities())
     {
         return(entities.TechnologyTables.FirstOrDefault(e => e.SNO == seqno));
     }
 }
 public IEnumerable <TechnologyTable> Get()
 {
     using (TechnologyDBEntities entities = new TechnologyDBEntities())
     {
         return(entities.TechnologyTables.ToList());
     }
 }