DROP TABLE IF EXISTS product_image; -- DROP SEQUENCE IF EXISTS product_image_product_image_id_seq; -- CREATE SEQUENCE product_image_product_image_id_seq; CREATE TABLE product_image ( "product_image_id" int PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY, -- SERIAL PRIMARY KEY "product_id" int check ("product_id" > 0) NOT NULL, "image" varchar(191) NOT NULL, "sort_order" int NOT NULL DEFAULT 0 -- PRIMARY KEY("product_image_id") ); CREATE INDEX "product_image_product_id" ON product_image ("product_id", "product_image_id", "sort_order"); SELECT setval('product_image_product_image_id_seq', 53, true); -- last inserted id by sample data