擅长:python、mysql、java
<p>您需要为<strong>异步调用使用<code>await</code>;下面是一个关于如何从池中获取连接、运行查询并将连接释放回池的代码段</p>
<pre class="lang-py prettyprint-override"><code>conn = await pg.acquire()
try:
result = await conn.fetchrow("SELECT id, owner, editor, title, text FROM mshma.posts where id=$1", post_id)
finally:
await pg.release(conn)
# do something with result (which is an asyncpg.Record object)
</code></pre>