-- Users 表创建脚本 -- 数据库类型: SQLite CREATE TABLE IF NOT EXISTS Users ( id INTEGER PRIMARY KEY AUTOINCREMENT, username TEXT UNIQUE NOT NULL, password_hash TEXT NOT NULL, create_at DATETIME DEFAULT CURRENT_TIMESTAMP, last_login DATETIME, is_active BOOLEAN DEFAULT 1 ); CREATE TABLE IF NOT EXISTS notes ( id INTEGER PRIMARY KEY AUTOINCREMENT, pid INTEGER NOT NULL, title VARCHAR(128) NOT NULL, content TEXT NOT NULL );