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SQLize.online is a free online SQL environment for quickly running, experimenting with and sharing code. You can run your SQL code on top of the most popular RDBMS including MySQL, MariaDB, SQLite, PostgreSQL, Oracle and Microsoft SQL Server.

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CREATE TABLE "item" ( "item_id" uuid PRIMARY KEY DEFAULT (uuid_generate_v4()), "name" text NOT NULL, "image" text NOT NULL, "description" text NOT NULL ); CREATE TABLE "profile" ( "profile_id" uuid PRIMARY KEY DEFAULT (uuid_generate_v4()), "name" text NOT NULL, "total_points" bigint NOT NULL DEFAULT 0 ); CREATE TABLE "auction" ( "auction_id" uuid PRIMARY KEY DEFAULT (uuid_generate_v4()), "item_id" uuid NOT NULL, "unit_price" bigint NOT NULL, "created_at" timestamp NOT NULL DEFAULT (now() at time zone 'utc'), "quantity" bigint NOT NULL, "is_completed" boolean NOT NULL DEFAULT (false) ); CREATE TABLE "bid" ( "bid_id" uuid PRIMARY KEY DEFAULT (uuid_generate_v4()), "profile_id" uuid NOT NULL, "auction_id" uuid NOT NULL, "bid_price" bigint NOT NULL, "created_at" timestamp NOT NULL DEFAULT (now() at time zone 'utc'), "is_winning_bid" boolean NOT NULL DEFAULT (false) ); ALTER TABLE "auction" ADD FOREIGN KEY ("item_id") REFERENCES "item" ("item_id"); ALTER TABLE "bid" ADD FOREIGN KEY ("profile_id") REFERENCES "profile" ("profile_id"); ALTER TABLE "bid" ADD FOREIGN KEY ("auction_id") REFERENCES "auction" ("auction_id"); INSERT INTO item VALUES ( 'ce753590-d3c2-4355-a4db-728dd640fe91', 'Special Coin', 'https://i.pinimg.com/736x/a4/b2/1a/a4b21a6dc0bed9447b45b4f98214917c--bullion-coins-silver-bullion.jpg', 'Limited collection of special coin' ); INSERT INTO item VALUES ( '7f53d8f9-425c-4238-857a-34eb53e7c580', 'Teddy Bear', 'https://nationaltoday.com/wp-content/uploads/2021/08/Teddy-Bear-Day-640x514.jpg', 'An amazing collection of a bear' ); INSERT INTO item VALUES ( '77910083-2e84-4ef5-a57f-9d886a9a9fd2', 'Rolex Submariner Oyster Watch', 'https://www.thewatchmart.in/wp-content/uploads/2021/07/Rolex-Submariner-Blue-Dial-Stainless-Steel-and-18K-Yellow-Gold-Oyster-Watch-116613BLSO_3c30285b-b494-4f2d-aa83-5883e7b5214b-1024x1024.jpg', 'Very small collection of exclusive Rolex' ); INSERT INTO auction (item_id, unit_price, quantity) VALUES ( 'ce753590-d3c2-4355-a4db-728dd640fe91', 2000, 4 ); INSERT INTO auction (item_id, unit_price, quantity) VALUES ( '77910083-2e84-4ef5-a57f-9d886a9a9fd2', 1000, 5 ); INSERT INTO auction (item_id, unit_price, quantity) VALUES ( '7f53d8f9-425c-4238-857a-34eb53e7c580', 5000, 5 );

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