import pymysql

conn = pymysql.connect(host='localhost', port=3306, user='root', password='rootx77', charset='utf8mb4')
cursor = conn.cursor()

cursor.execute("SHOW DATABASES LIKE 'fastadmin'")
if cursor.fetchone():
    cursor.execute("USE fastadmin")
    cursor.execute("SHOW TABLES")
    tables = cursor.fetchall()
    print(f"fastadmin 数据库有 {len(tables)} 张表")
    
    for t in ['nf_user', 'nf_lovers', 'nf_chat_message']:
        cursor.execute(f"SHOW TABLES LIKE '{t}'")
        print(f"{'✅' if cursor.fetchone() else '❌'} {t}")
else:
    print("fastadmin 数据库不存在")

cursor.close()
conn.close()