/// <summary>
        /// This method add Ngrams data to table.
        /// </summary>
        /// <param name="tableName">Table name.</param>
        /// <param name="ngrams">List of ngrams.</param>
        /// <inheritdoc />
        public void AddNgramsToTable(string tableName, List <NGram> ngrams)
        {
            if (ngrams == null || ngrams.Count <= 0)
            {
                return;
            }

            var commandText = _provider.InsertNgramsString(tableName, ngrams);

            _db.ConnectToDb();
            _db.ExecuteNonQueryDb(commandText);
            _db.Disconnect();
        }