MoonTV/D1初始化.md

CREATE TABLE IF NOT EXISTS users (
    username TEXT PRIMARY KEY,
    password TEXT NOT NULL,
    created_at INTEGER NOT NULL DEFAULT (strftime('%s', 'now'))
  );

  CREATE TABLE IF NOT EXISTS play_records (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    username TEXT NOT NULL,
    key TEXT NOT NULL,
    title TEXT NOT NULL,
    source_name TEXT NOT NULL,
    cover TEXT NOT NULL,
    year TEXT NOT NULL,
    index_episode INTEGER NOT NULL,
    total_episodes INTEGER NOT NULL,
    play_time INTEGER NOT NULL,
    total_time INTEGER NOT NULL,
    save_time INTEGER NOT NULL,
    search_title TEXT,
    UNIQUE(username, key)
  );

  CREATE TABLE IF NOT EXISTS favorites (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    username TEXT NOT NULL,
    key TEXT NOT NULL,
    title TEXT NOT NULL,
    source_name TEXT NOT NULL,
    cover TEXT NOT NULL,
    year TEXT NOT NULL,
    total_episodes INTEGER NOT NULL,
    save_time INTEGER NOT NULL,
    UNIQUE(username, key)
  );

  CREATE TABLE IF NOT EXISTS search_history (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    username TEXT NOT NULL,
    keyword TEXT NOT NULL,
    created_at INTEGER NOT NULL DEFAULT (strftime('%s', 'now')),
    UNIQUE(username, keyword)
  );

  CREATE TABLE IF NOT EXISTS admin_config (
    id INTEGER PRIMARY KEY DEFAULT 1,
    config TEXT NOT NULL,
    updated_at INTEGER NOT NULL DEFAULT (strftime('%s', 'now'))
  );

  -- 基本索引
  CREATE INDEX IF NOT EXISTS idx_play_records_username ON play_records(username);
  CREATE INDEX IF NOT EXISTS idx_favorites_username ON favorites(username);
  CREATE INDEX IF NOT EXISTS idx_search_history_username ON search_history(username);

  -- 复合索引优化查询性能
  -- 播放记录：用户名+键值的复合索引，用于快速查找特定记录
  CREATE INDEX IF NOT EXISTS idx_play_records_username_key ON play_records(username, key);
  -- 播放记录：用户名+保存时间的复合索引，用于按时间排序的查询
  CREATE INDEX IF NOT EXISTS idx_play_records_username_save_time ON play_records(username, save_time DESC);

  -- 收藏：用户名+键值的复合索引，用于快速查找特定收藏
  CREATE INDEX IF NOT EXISTS idx_favorites_username_key ON favorites(username, key);
  -- 收藏：用户名+保存时间的复合索引，用于按时间排序的查询
  CREATE INDEX IF NOT EXISTS idx_favorites_username_save_time ON favorites(username, save_time DESC);

  -- 搜索历史：用户名+关键词的复合索引，用于快速查找/删除特定搜索记录
  CREATE INDEX IF NOT EXISTS idx_search_history_username_keyword ON search_history(username, keyword);
  -- 搜索历史：用户名+创建时间的复合索引，用于按时间排序的查询
  CREATE INDEX IF NOT EXISTS idx_search_history_username_created_at ON search_history(username, created_at DESC);

  -- 搜索历史清理查询的优化索引
  CREATE INDEX IF NOT EXISTS idx_search_history_username_id_created_at ON search_history(username, id, created_at DESC);