-- +goose Up
CREATE TABLE urls (
    url_id SERIAL PRIMARY KEY,
    long_url TEXT NOT NULL,
    short_code VARCHAR(10) UNIQUE NOT NULL,
    created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL,
    expires_at TIMESTAMP WITH TIME ZONE,
    is_active BOOLEAN DEFAULT TRUE NOT NULL
);

-- Crucial index for lightning-fast lookups when redirecting
CREATE INDEX idx_urls_short_code ON urls(short_code);

-- +goose Down
DROP INDEX idx_urls_short_code;
DROP TABLE urls;