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    <title>qinyuc (qinyu chen)</title>
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      <title>如何提高查询速度？</title>
      <description>&lt;p&gt;因为数据量大 还有不同的表，典型的做法是不是搞个 jenkins job, 把要查的东西集中写到一个小的表里，坏处是有一定的延迟和额外的维护？&lt;/p&gt;</description>
      <author>qinyuc</author>
      <pubDate>Fri, 10 Mar 2017 01:38:16 +0800</pubDate>
      <link>https://ruby-china.org/topics/32493</link>
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