- add_primary_key "relation_members", ["id", "version", "member_type", "member_id", "member_role"]
- add_index "relation_members", ["member_type", "member_id"], :name => "relation_members_member_idx"
+ add_primary_key "relation_members", %w[id version member_type member_id member_role]
+ add_index "relation_members", %w[member_type member_id], :name => "relation_members_member_idx"