-- Restore migration 026's predicate, then drop the column it depended on.
--
-- Note the same pairing caveat 026's own down carries: this is only valid alongside a code
-- rollback. `Upload::create` sends an ON CONFLICT predicate that must match the live index, so
-- running this down against the current binary makes every keyed upload a runtime 500.
DROP INDEX IF EXISTS upload_client_upload_id_key;
CREATE UNIQUE INDEX upload_client_upload_id_key ON upload (client_upload_id)
    WHERE client_upload_id IS NOT NULL AND deleted_at IS NULL;

ALTER TABLE upload DROP COLUMN IF EXISTS taken_down_by_host;