-- X-Server 清理冗余表
-- 执行前请确认已备份数据库

USE xserver;

-- =====================================
-- 1. 删除 users_bak 表（用户表旧版备份）
-- =====================================

DROP TABLE IF EXISTS users_bak;

-- =====================================
-- 2. 删除 user_feishu_binding 表（已被 user_feishu_apps 替代）
-- =====================================

DROP TABLE IF EXISTS user_feishu_binding;

-- =====================================
-- 验证结果
-- =====================================

SELECT "=== 当前表列表 ===" as "";
SHOW TABLES;

SELECT "=== user_feishu_apps 统计 ===" as "";
SELECT
    company_id,
    COUNT(DISTINCT user_id) as users_count,
    COUNT(*) as bindings_count
FROM user_feishu_apps
GROUP BY company_id;