Example Phoenix / Ecto Form Model

example_form_model.ex

defmodule Phlink.Form do
  use Ecto.Schema
  import Ecto.Changeset

  @primary_key false
  schema "non_db_form.user" do
    field :name, :string
    field :thing, :string
  end
  @required_fields ~w(name)
  @optional_fields ~w(thing)

  def changeset(model, params \\ :empty) do
    cast(model, params, @required_fields, @optional_fields)
    |> validate_length(:name, min: 3)
  end
end