作成

CREATE TABLE users (
    id BIGSERIAL PRIMARY KEY,
    username TEXT NOT NULL UNIQUE,
    password_hash TEXT NOT NULL,
    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
    deleted_at TIMESTAMPTZ
);

CREATE TABLE bookmarks (
    id BIGSERIAL PRIMARY KEY,
    user_id BIGINT REFERENCES users(id) ON DELETE CASCADE,
    book_name TEXT NOT NULL,
    page_number INTEGER NOT NULL DEFAULT 1,
    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
    deleted_at TIMESTAMPTZ
);

削除

DROP TABLE IF EXISTS bookmarks;
DROP TABLE IF EXISTS users;