コード例 #1
0
ファイル: Stylist.cs プロジェクト: tfirman/HairSalon
        public List <Specialty> GetSpecialties()
        {
            MySqlConnection conn = DB.Connection();

            conn.Open();
            MySqlCommand cmd = conn.CreateCommand() as MySqlCommand;

            cmd.CommandText = @"SELECT specialties.* FROM stylists
                JOIN specialties_stylists ON (stylists.id = specialties_stylists.stylist_id)
                JOIN specialties ON (specialties_stylists.specialty_id = specialties.id)
                WHERE stylists.id = @StylistId;";

            MySqlParameter stylistIdParameter = new MySqlParameter();

            stylistIdParameter.ParameterName = "@StylistId";
            stylistIdParameter.Value         = _id;
            cmd.Parameters.Add(stylistIdParameter);
            MySqlDataReader rdr = cmd.ExecuteReader() as MySqlDataReader;

            List <Specialty> specialties = new List <Specialty> {
            };

            while (rdr.Read())
            {
                int       specialtyId   = rdr.GetInt32(0);
                string    specialtyName = rdr.GetString(1);
                Specialty newSpecialty  = new Specialty(specialtyName, specialtyId);
                specialties.Add(newSpecialty);
            }

            conn.Close();
            if (conn != null)
            {
                conn.Dispose();
            }
            return(specialties);
        }