Building Database Applications in Elixir with Ecto/

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Create Table-less Schemas

Create Table-less Schemas

Learn how to create table-less schemas.

We'll cover the following...

Create two schemas

We’ll create two new table-less schemas to solve our problem—one for SoloArtist and another for Band. We’ll use these schemas to collect user input and then translate them into Artist records when it’s time to store them.

First, let’s set up our new schemas.

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defmodule MusicDB.SoloArtist do 
  import Ecto.Changeset
  use Ecto.Schema
  embedded_schema do
    field :name1, :string 
    field :name2, :string 
    field :name3, :string 
    field :birth_date, :date 
    field :death_date, :date
  end 
end
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defmodule MusicDB.Band do 
  import Ecto.Changeset 
  use Ecto.Schema
  embedded_schema do
    field :name, :string
    field :year_started, :integer 
    field :year_ended, :integer
  end 
end

For the most part, these look quite a lot like ...