اتصال به دیتابیس PostgreSQL در برنامه‌های NET.

dotnet add package Npgsql.EntityFrameworkCore.PostgreSQL --version 8.0.2

{
  "Logging": {
    "LogLevel": {
      "Default": "Information",
      "Microsoft.AspNetCore": "Warning"
    }
  },
  "AllowedHosts": "*",
  "ConnectionStrings": {
    "Production": "Host=etna.liara.cloud; Port=31584; Username=root; Password=MGV9V4JyUlRiVlCTZj72Su3U; Database=postgres"
    }
}

using Microsoft.EntityFrameworkCore;
using your-project-name.Data;
var builder = WebApplication.CreateBuilder(args);
builder.Services.AddDbContext<your-db-Context>(options =>
  options.UseNpgsql(builder.Configuration.GetConnectionString("Production")));