servercommonprovider.cs

public class CoreDataProvider
    {
        private SQLiteConnection _connection;

        public CoreDataProvider(string appPath, ISQLitePlatform platform)
        {
            _connection = new SQLiteConnection(platform, appPath);
            _connection.CreateTable<Stock>();


            Insert(new Stock() { Symbol = "MSFT" });
            Get();
        }

        public void Insert(Stock stockData)
        {
            _connection.Insert(stockData);

        }
        public void Get()
        {
            try
            {
                var result = _connection.Table<Stock>();
                foreach (var item in result)
                {
                    var a = item.Symbol;
                }
            }
            catch (Exception ex)
            {
                string error = ex.Message;
            }
        }
    }