mobilizon/priv/repo/migrations/20180816093446_add_primary_key_to_member.exs

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defmodule Mobilizon.Repo.Migrations.AddPrimaryKeyToMember do
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use Ecto.Migration
def up do
execute("ALTER TABLE members DROP CONSTRAINT IF EXISTS members_pkey")
drop_if_exists(index(:members, ["members_account_id_index"]))
create(
unique_index(:members, [:actor_id, :parent_id], name: :members_actor_parent_unique_index)
)
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alter table(:members) do
add(:id, :serial, primary_key: true)
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end
end
def down do
drop(index(:members, [:actor_id, :parent_id], name: :members_actor_parent_unique_index))
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alter table(:members) do
remove(:id)
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end
end
end