Program.cs

using System;
using QuestDB;

using var sender =  Sender.New("http::addr=localhost:9000;");
await sender.Table("trades")
    .Symbol("symbol", "ETH-USD")
    .Symbol("side", "sell")
    .Column("price", 2615.54)
    .Column("amount", 0.00044)
    .AtAsync(DateTime.UtcNow);

await sender.Table("trades")
    .Symbol("symbol", "BTC-USD")
    .Symbol("side", "sell")
    .Column("price", 39269.98)
    .Column("amount", 0.001)
    .AtAsync(DateTime.UtcNow);

await sender.SendAsync();