Of course they can use DB specific features. I use ecto (elixir) and there you use it with an adapter for the specific db you want. Does is have all the million

Of course they can use DB specific features. I use ecto (elixir) and there you use it with an adapter for the specific db you want. Does is have all the million different specific features? No, but the common ones. Do you need more? Many extensions exist, you can write your own extension of ecto or you could just use "fragment()" and inject raw sql in the middle of a query