DROP TABLE IF EXISTS user_group; -- DROP SEQUENCE IF EXISTS user_group_user_group_id_seq; -- CREATE SEQUENCE user_group_user_group_id_seq; CREATE TABLE user_group ( "user_group_id" int PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY, -- SERIAL PRIMARY KEY "status" int NOT NULL, "sort_order" int NOT NULL DEFAULT 0 -- PRIMARY KEY("user_group_id") ); SELECT setval('user_group_user_group_id_seq', 1, true); -- last inserted id by sample data