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  <blog_title>Webエンジニアの技術メモ　〜PHP、SQL、Linuxなど〜</blog_title>
  <blog_url>https://moroto1122.hatenadiary.org/</blog_url>
  <categories>
    <anon>Postgres</anon>
    <anon>SQL</anon>
  </categories>
  <description>両者の結果は同じになります SELECT * FROM tbl_date WHERE date IN('2008-9-1','2008-10-1','2008-11-1'); SELECT * FROM tbl_date WHERE date = '2008-9-1' OR date = '2008-10-1' OR date = '2008-11-1';</description>
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  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2009-04-21 18:32:24</published>
  <title>IN演算子の使いどころ　※OR条件でカラムが同じ場合</title>
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  <url>https://moroto1122.hatenadiary.org/entry/20090421/1240306344</url>
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