pleroma/priv/repo/migrations/20200328130139_add_following_relationships_following_id_index.exs
rinpatch 138e6ece1b Merge branch 'following-relationships-optimizations' into 'develop'
FollowingRelationship storage & performance optimizations

See merge request pleroma/pleroma!2332
2020-05-01 14:31:26 +03:00

12 lines
440 B
Elixir

defmodule Pleroma.Repo.Migrations.AddFollowingRelationshipsFollowingIdIndex do
use Ecto.Migration
# [:follower_index] index is useless because of [:follower_id, :following_id] index
# [:following_id] index makes sense because of user's followers-targeted queries
def change do
drop_if_exists(index(:following_relationships, [:follower_id]))
create_if_not_exists(index(:following_relationships, [:following_id]))
end
end