diff --git a/priv/repo/migrations/20191128153944_fix_missing_following_count.exs b/priv/repo/migrations/20191128153944_fix_missing_following_count.exs new file mode 100644 index 000000000..3236de7a4 --- /dev/null +++ b/priv/repo/migrations/20191128153944_fix_missing_following_count.exs @@ -0,0 +1,53 @@ +defmodule Pleroma.Repo.Migrations.FixMissingFollowingCount do + use Ecto.Migration + + def up do + """ + UPDATE + users + SET + following_count = sub.count + FROM + ( + SELECT + users.id AS sub_id + ,COUNT (following_relationships.id) + FROM + following_relationships + ,users + WHERE + users.id = following_relationships.follower_id + AND following_relationships.state = 'accept' + GROUP BY + users.id + ) AS sub + WHERE + users.id = sub.sub_id + AND users.local = TRUE + ; + """ + |> execute() + + """ + UPDATE + users + SET + following_count = 0 + WHERE + following_count IS NULL + """ + |> execute() + + execute("ALTER TABLE users + ALTER COLUMN following_count SET DEFAULT 0, + ALTER COLUMN following_count SET NOT NULL + ") + end + + def down do + execute("ALTER TABLE users + ALTER COLUMN following_count DROP DEFAULT, + ALTER COLUMN following_count DROP NOT NULL + ") + end +end