uid integer NOT NULL references res_users on delete cascade,
rid integer NOT NULL references res_roles on delete cascade
);
+create index res_roles_users_rel_uid_idx on res_roles_users_rel (uid);
+create index res_roles_users_rel_gid_idx on res_roles_users_rel (gid);
CREATE TABLE res_groups_users_rel (
uid integer NOT NULL references res_users on delete cascade,
inst_id int not null references wkf_instance on delete cascade
);
+create index wkf_witm_trans_inst_idx on wkf_witm_trans (inst_id);
+
create table wkf_logs
(
id serial,