{"author_name":"hyoshiok","author_url":"https://blog.hatena.ne.jp/hyoshiok/","published":"2006-12-12 00:00:00","description":"jpug-users(\u65e5\u672cPostgreSQL\u30e6\u30fc\u30b6\u4f1a\u306e\u30e1\u30fc\u30ea\u30f3\u30b0\u30ea\u30b9\u30c8\uff09\u3067\u4e0b\u8a18\u306e\u8ad6\u6587\u304c\u7d39\u4ecb\u3055\u308c\u3066\u3044\u305f\u3002 http://research.microsoft.com/~jrzhou/pub/bufplan.pdf\u547d\u4ee4\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u3092\u4f4e\u6e1b\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u6027\u80fd\u3092\u5411\u4e0a\u3059\u308b\u3068\u3044\u3046\u304a\u8a71\u3067\u3042\u308b\u3002RDBMS\u306a\u3069\u306f\u30c7\u30fc\u30bf\u91cf\u304c\u591a\u3044\u306e\u3067\u30c7\u30fc\u30bf\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u304c\u591a\u767a\u3059\u308b\u306e\u3067\u3001\u305d\u308c\u3092\u4f4e\u6e1b\u3059\u308b\u3053\u3068\u304c\u6027\u80fd\u5411\u4e0a\u306b\u7e4b\u304c\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3088\u304f\u77e5\u3089\u308c\u3066\u3044\u308b\u3002\u307e\u305f\u5b9f\u52b9\u547d\u4ee4\u306e\u30e1\u30e2\u30ea\u30d5\u30c3\u30c8\u30dd\u30a4\u30f3\u30c8\u3082\u5927\u304d\u3044\u306e\u3067\u547d\u4ee4\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u304c\u5927\u304d\u3044\u3053\u3068\u3082\u77e5\u3089\u308c\u3066\u3044\u308b\u3002\u554f\u984c\u306f\u547d\u4ee4\u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u304c\u3069\u306e\u304f\u3089\u3044\u6027\u80fd\u306b\u5f71\u97ff\u3057\u3066\u3044\u308b\u304b\u3088\u304f\u5206\u304b\u3063\u3066\u3044\u306a\u3044\u3068\u3044\u3046\u70b9\u3067\u3042\u308b\u2026","height":"190","type":"rich","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhyoshiok.hatenablog.com%2Fentry%2F20061212%2Fp1\" title=\" \u547d\u4ee4\u30ad\u30e3\u30c3\u30b7\u30e5 - \u672a\u6765\u306e\u3044\u3064\u304b/hyoshiok\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","version":"1.0","width":"100%","title":" \u547d\u4ee4\u30ad\u30e3\u30c3\u30b7\u30e5","blog_url":"https://hyoshiok.hatenablog.com/","categories":[],"url":"https://hyoshiok.hatenablog.com/entry/20061212/p1","image_url":null,"blog_title":"\u672a\u6765\u306e\u3044\u3064\u304b/hyoshiok\u306e\u65e5\u8a18"}