public static SeriesMetaList GetSeriesMeta(IList<string> tagTypes, SeriesTag tag)
        {
            SeriesMetaList _meta = new SeriesMetaList();

            var db = new Database();
            string sql =
                "SELECT " +
                    "DISTINCT CORE_DATUM_TYPE_ID, DATA_SOURCE, NAME, TAG_TYPE, TAG_VALUE, TAG_DESCRIPTION " +
                    "FROM " +
                        "CORE.DATUM_TYPE_TAG " +
                    "WHERE " +
                        "TAG_TYPE IN " + GetTagTypeInClauseValues(tagTypes) + " " +
                    "ORDER BY " +
                        "CORE_DATUM_TYPE_ID, TAG_TYPE, TAG_VALUE ";

            DataTable table = db.GetDataTable(sql);

            int id = 0;
            string dataSource = string.Empty;
            string name = string.Empty;
            SeriesTagList metaTags = new SeriesTagList();

            foreach (DataRow record in table.Rows)
            {

                if (Convert.ToInt32(record["CORE_DATUM_TYPE_ID"]) != id) {

                    if ((id != 0) && (metaTags.ContainsTag(tag)))
                    {
                        _meta.Add(new SeriesMeta(id, dataSource, name, metaTags));
                    };

                    id = Convert.ToInt32(record["CORE_DATUM_TYPE_ID"]);
                    dataSource = record["DATA_SOURCE"].ToString();
                    name = record["NAME"].ToString();

                    metaTags = new SeriesTagList();
                }

                metaTags.Add(new SeriesTag(record["TAG_TYPE"].ToString(), record["TAG_VALUE"].ToString()));
            };

            return _meta;
        }
        public static SeriesMetaList GetSeriesMetaList()
        {
            SeriesMetaList list = new SeriesMetaList();

            string data = GetRequest("https://fundalytics.argusmedia.com/datatypes/2013-01-01/00.00");

            XmlDocument xml = new XmlDocument();
            xml.LoadXml(data);

            foreach (XmlNode xmlMeta in xml.SelectNodes("/ArgusFundamentals/DataTypes/DataType")) {

                data = GetRequest("https://fundalytics.argusmedia.com/datatypes/" + xmlMeta.ChildNodes[0].InnerText);

                XmlDocument tagsXML = new XmlDocument();
                tagsXML.LoadXml(data);

                SeriesTagList tags = new SeriesTagList();
                foreach (XmlNode xmlTag in tagsXML.SelectNodes("/ArgusFundamentals/DataType/DataTypeTags/DataTypeTag")) {

                    tags.Add(new SeriesTag(xmlTag.ChildNodes[0].InnerText, xmlTag.ChildNodes[1].InnerText));
                };

                list.Add(new SeriesMeta(Convert.ToInt32(xmlMeta.ChildNodes[0].InnerText), xmlMeta.ChildNodes[1].InnerText, xmlMeta.ChildNodes[2].InnerText, tags));
            };

            return list;
        }