private void CreateTable(FbConnection fbConnection, string tableName)
        {
            string createTable = String.Format("CREATE TABLE {0}" +
                "(ID BIGINT NOT NULL PRIMARY KEY," +
                "Symbol VARCHAR(255) NOT NULL," +
                "TickTime TIMESTAMP NOT NULL," + //Time,Timestamp
                "Bid REAL NOT NULL," +
                "Ask REAL NOT NULL," +
                "BidSize INT NOT NULL," +
                "AskSize INT NOT NULL," +
                "Provider VARCHAR(255) NOT NULL" +
                ");"
                , tableName);

            fbConnection.ExecuteNonQuery(createTable);
        }