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	<title>MySQL server has gone away - 四号程序员</title>
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		<title>peewee解决问题&quot;OperationalError: (2006, &#039;MySQL server has gone away&#039;)&quot;</title>
		<link>https://www.coder4.com/archives/6030</link>
					<comments>https://www.coder4.com/archives/6030#respond</comments>
		
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		<pubDate>Wed, 25 Apr 2018 08:25:55 +0000</pubDate>
				<category><![CDATA[Python]]></category>
		<category><![CDATA[MySQL server has gone away]]></category>
		<category><![CDATA[peewee]]></category>
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					<description><![CDATA[用过ＭySQL的应该都知道，ＭySQL默认长链接只能保持8小时，超过后就会自动断开。 在peewee中如何维持长连接呢？ 解决方法比较晦涩，需要自定义一个支持重试的mixin，然后自定义一种RetryMySQLDatabase混入mixin from peewee import * from peewee import __exception_wrapper__ class RetryOperationalError(object): def execute[......] 继续阅读]]></description>
		
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