Пример #1
0
        private static void InsertIntoLatestScrape(Stocks stock)
        {
            string latestScrape = @"IF EXISTS(SELECT* FROM Stocks WHERE Symbol = @Symbol)
                                        UPDATE Stocks
                                        SET LastPrice = @LastPrice, ChangePercent = @ChangePercent,
                                            Volume = @Volume, AvgVol = @AvgVol, MarketCap = @MarketCap 
                                        WHERE Symbol = @Symbol 
                                    ELSE
                                        INSERT INTO Stocks VALUES(@Symbol, @LastPrice, @ChangePercent, @Volume, @AvgVol, @MarketCap);";


            using (SqlConnection con = new SqlConnection(_connectionString))
            {
                con.Open();

                if (con.State == System.Data.ConnectionState.Open)
                {
                    using (SqlCommand command = new SqlCommand(latestScrape, con))
                    {
                        command.Parameters.Add(new SqlParameter("@Symbol", stock.Symbol));
                        command.Parameters.Add(new SqlParameter("@LastPrice", stock.LastPrice));
                        command.Parameters.Add(new SqlParameter("@ChangePercent", stock.ChangePercent));
                        command.Parameters.Add(new SqlParameter("@Volume", stock.Volume));
                        command.Parameters.Add(new SqlParameter("@AvgVol", stock.AvgVol));
                        command.Parameters.Add(new SqlParameter("@MarketCap", stock.MarketCap));

                        command.ExecuteNonQuery();
                        Console.WriteLine("{0} added to Stocks table...", stock.Symbol);
                    }
                }
                else
                {
                    Console.WriteLine("No connection...");
                }
                con.Close();
            }
        }
Пример #2
0
 public static void InsertStockDataIntoDB(Stocks stock)
 {
     InsertIntoLatestScrape(stock);
     InsertIntoScrapeHistory(stock);
 }