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CREATE TABLE users (
user_id SERIAL PRIMARY KEY,
username VARCHAR(64) NOT NULL UNIQUE,
display_name VARCHAR(64) NOT NULL,
icon_path VARCHAR(255),
is_admin BOOLEAN NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT NOW()
);
CREATE TABLE user_auths (
user_auth_id SERIAL PRIMARY KEY,
user_id INT NOT NULL,
auth_type VARCHAR(16) NOT NULL,
password_hash VARCHAR(256),
CONSTRAINT fk_user_id FOREIGN KEY(user_id) REFERENCES users(user_id)
);
CREATE TABLE games (
game_id SERIAL PRIMARY KEY,
state VARCHAR(32) NOT NULL,
display_name VARCHAR(255) NOT NULL,
duration_seconds INT NOT NULL,
created_at TIMESTAMP NOT NULL DEFAULT NOW(),
started_at TIMESTAMP,
problem_id INT,
CONSTRAINT fk_problem_id FOREIGN KEY(problem_id) REFERENCES problems(problem_id)
);
CREATE TABLE game_players (
game_id INT NOT NULL,
user_id INT NOT NULL,
PRIMARY KEY (game_id, user_id),
CONSTRAINT fk_game_id FOREIGN KEY(game_id) REFERENCES games(game_id),
CONSTRAINT fk_user_id FOREIGN KEY(user_id) REFERENCES users(user_id)
);
CREATE TABLE problems (
problem_id SERIAL PRIMARY KEY,
title VARCHAR(255) NOT NULL,
description TEXT NOT NULL
);
CREATE TABLE testcases (
testcase_id SERIAL PRIMARY KEY,
problem_id INT NOT NULL,
stdin TEXT NOT NULL,
stdout TEXT NOT NULL,
CONSTRAINT fk_problem_id FOREIGN KEY(problem_id) REFERENCES problems(problem_id)
);
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