LootBoxGenerator/LootBoxSimulator/Program.cs

using System.Reflection.Emit;
using System.Runtime.InteropServices.ComTypes;
using LootBoxSimulator.Models.DAO;

RemoteDatabaseContext db = new RemoteDatabaseContext();


//add value 
CategoryDao newCategory = new CategoryDao
{
    Name = "epic"
};
db.Categories.Add(newCategory);
db.SaveChanges();
//change value 
var categoriesUpd = db.Categories.Find(3);
if(categoriesUpd == null) return;
categoriesUpd.Name = "rare";
//remove value
var categories = db.Categories.Find(3);
if(categories == null) return;
db.Remove(categories);
db.SaveChanges();

//display value
await foreach (var categoryDao in db.Categories)
{
    Console.WriteLine(categoryDao.Name);
}