sql/migrations/2019-10-10/up.sql
ALTER TABLE bookbrainz.revision
ADD is_merge BOOLEAN NOT NULL DEFAULT FALSE;
ALTER TABLE bookbrainz.author_revision
ADD is_merge BOOLEAN NOT NULL DEFAULT FALSE;
ALTER TABLE bookbrainz.edition_revision
ADD is_merge BOOLEAN NOT NULL DEFAULT FALSE;
ALTER TABLE bookbrainz.edition_group_revision
ADD is_merge BOOLEAN NOT NULL DEFAULT FALSE;
ALTER TABLE bookbrainz.publisher_revision
ADD is_merge BOOLEAN NOT NULL DEFAULT FALSE;
ALTER TABLE bookbrainz.work_revision
ADD is_merge BOOLEAN NOT NULL DEFAULT FALSE;