use Ecto.Migration
def change do
- create table(:lists) do
- add :user_id, references(:users, on_delete: :delete_all)
- add :title, :string
- add :following, {:array, :string}
+ create_if_not_exists table(:lists) do
+ add(:user_id, references(:users, on_delete: :delete_all))
+ add(:title, :string)
+ add(:following, {:array, :string})
timestamps()
end
- create index(:lists, [:user_id])
+ create_if_not_exists(index(:lists, [:user_id]))
end
end