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Make actors deletion cascade to followers

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Signed-off-by: Thomas Citharel <tcit@tcit.fr>
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Thomas Citharel 2019-10-23 16:02:01 +02:00
parent 221d10cd85
commit 0f67256814
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1 changed files with 23 additions and 0 deletions
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priv/repo/migrations/20191023133805_delete_actors_cascade_to_followers.exs Normal file
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defmodule Mobilizon.Storage.Repo.Migrations.DeleteActorsCascadeToFollowers do
use Ecto.Migration
def up do
drop(constraint(:followers, "followers_actor_id_fkey"))
drop(constraint(:followers, "followers_target_actor_id_fkey"))
alter table(:followers) do
modify(:actor_id, references(:actors, on_delete: :delete_all))
modify(:target_actor_id, references(:actors, on_delete: :delete_all))
end
end
def down do
drop(constraint(:followers, "followers_actor_id_fkey"))
drop(constraint(:followers, "followers_target_actor_id_fkey"))
alter table(:followers) do
modify(:actor_id, references(:actors, on_delete: :nothing))
modify(:target_actor_id, references(:actors, on_delete: :nothing))
end
end
end