/// <summary>
        /// Gets all categories in database
        /// </summary>
        /// <returns>List of categories</returns>
        public override List<CurriculaInfo> FillCurriculaInfos()
        {
            List<CurriculaInfo> infos = new List<CurriculaInfo>();
            string connString = ConfigurationManager.ConnectionStrings[connStringName].ConnectionString;
            string providerName = ConfigurationManager.ConnectionStrings[connStringName].ProviderName;
            DbProviderFactory provider = DbProviderFactories.GetFactory(providerName);

            using (DbConnection conn = provider.CreateConnection())
            {
                conn.ConnectionString = connString;

                using (DbCommand cmd = conn.CreateCommand())
                {
                    string sqlQuery = "SELECT InfoID, CurriculaID,StartDate,EndDate,Cast,CityTown,IsPublished " +
                        "FROM " + tablePrefix + "CurriculaInfo ";
                    cmd.CommandText = sqlQuery;
                    cmd.CommandType = CommandType.Text;
                    conn.Open();

                    using (DbDataReader rdr = cmd.ExecuteReader())
                    {
                        if (rdr.HasRows)
                        {
                            while (rdr.Read())
                            {
                                CurriculaInfo inf = new CurriculaInfo();
                                inf.CurriculaId = rdr.GetGuid(1);
                                inf.StartDate = rdr.GetDateTime(2);
                                inf.EndDate = rdr.GetDateTime(3);
                                inf.Cast = rdr.GetInt32(4);
                                inf.CityTown = rdr.GetString(5);
                                if (rdr.IsDBNull(6))
                                {
                                    inf.IsPublished = rdr.GetBoolean(6);
                                }
                                else
                                {
                                    inf.IsPublished = false;
                                }

                                inf.Id = new Guid(rdr.GetGuid(0).ToString());
                                infos.Add(inf);
                                inf.MarkOld();
                            }
                        }
                    }
                }
            }

            return infos;
        }
        /// <summary>
        /// Returns a field 
        /// </summary>
        /// <param name="id">Id of field to return</param>
        /// <returns></returns>
        public override CurriculaInfo SelectCurriculaInfo(Guid id)
        {
            List<CurriculaInfo> infos = CurriculaInfo.CurriculaInfos;

            CurriculaInfo info = new CurriculaInfo();

            foreach (CurriculaInfo cat in infos)
            {
                if (cat.Id == id)
                    info = cat;
            }
            info.MarkOld();
            return info;
        }