<p>python(2.7,3.3版)是否在程序完成后立即关闭数据库连接?在</p>
<p>例如:</p>
<pre><code>import MySQLdb
conn = sqlite3.connect(host="localost", user="adam", password="12345", db ="my_db")
c = conn.cursor()
c.execute('''SELECT * FROM MY_TABLE''')
cur.close() # Do I really need that ?
conn.close() # Do I really need that ?
</code></pre>
<p>如果我一次又一次地运行这个脚本,那么关闭连接会有问题吗?在</p>
<p>是的,我知道最好的做法是关闭所有资源。在</p>