DROP TABLE IF EXISTS order_shipment; -- DROP SEQUENCE IF EXISTS order_shipment_order_shipment_id_seq; -- CREATE SEQUENCE order_shipment_order_shipment_id_seq; CREATE TABLE order_shipment ( "order_shipment_id" int PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY, -- SERIAL PRIMARY KEY "order_id" int check ("order_id" > 0) NOT NULL, "shipping_method" varchar(191) NOT NULL, "tracking_number" varchar(191) NOT NULL, "created_at" timestamp(0) NOT NULL DEFAULT now() -- PRIMARY KEY("order_shipment_id") ); -- SELECT setval('order_shipment_order_shipment_id_seq', 0, true); -- last inserted id by sample data