#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import sqlite3

conn = sqlite3.connect('dpd.db')
cursor = conn.execute("SELECT * FROM ads LIMIT 1")
columns = [description[0] for description in cursor.description]
print("ads 表的所有字段名（从查询结果获取）：")
print("-" * 60)
for i, col in enumerate(columns):
    print(f"{i+1}. {col}")
print("-" * 60)
print(f"\n总共有 {len(columns)} 个字段")
cursor.close()
conn.close()