{"provider_url":"https://hatena.blog","height":"190","categories":["DB","PostgreSQL"],"url":"https://taedium.hatenadiary.org/entry/20090216/p2","image_url":null,"blog_url":"https://taedium.hatenadiary.org/","provider_name":"Hatena Blog","published":"2009-02-16 00:00:02","type":"rich","description":"\u304d\u306e\u3046\u306e\u5bbf\u984c\u306e\u56de\u7b54 \u30bf\u30d7\u30eb\u8ffd\u52a0\u306e\u305f\u3081\u306b\u30d0\u30c3\u30d5\u30a1\u3092\u53d6\u5f97\u3059\u308b\u30ed\u30b8\u30c3\u30af\u306f\u3069\u3046\u306a\u3063\u3066\u3044\u308b\uff1f \u3044\u308d\u3093\u306a\u6761\u4ef6\u304c\u3042\u308b\u3051\u3069\u3001\u3088\u304f\u3042\u308a\u305d\u3046\u306a\u30b1\u30fc\u30b9\u306f\u958b\u304d\u9818\u57df\u304c\u3042\u308c\u3070\u4eca\u306e\u30da\u30fc\u30b8\u3001\u306a\u3051\u308c\u3070\u65b0\u3057\u3044\u30da\u30fc\u30b8\u3092\u53d6\u5f97\u3002\u30c6\u30fc\u30d6\u30eb\u306b\u7a7a\u304d\u3092\u6b8b\u3059\u305f\u3081\u306eFILLFACTOR\u304c\u8003\u616e\u3055\u308c\u3066\u3044\u308b\u3002FILLFACTOR\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3060\u3068100\u3002\u66f4\u65b0\u3055\u308c\u308b\u30c6\u30fc\u30d6\u30eb\u306b\u306f100\u4ee5\u5916\u3092\u6307\u5b9a\u3059\u308b\u3088\u3046\u306b\u8abf\u6574\u3059\u3079\u304d\u3002\u78ba\u304bHOT(Hot Only Tuple)\u3082\u540c\u3058\u30da\u30fc\u30b8\u306b\u3042\u308b\u5834\u5408\u306b\u306e\u307f\u6709\u52b9\u3060\u3063\u305f\u306f\u305a\u3002FILLFACTOR\u306fCREATE TABLE\u3067\u6307\u5b9a\u3067\u304d\u308b\u3002 \u30e9\u30fc\u30b8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u7ba1\u7406\u3059\u308b\u3057\u304f\u307f\uff08TOAST\uff09\u306b\u3064\u3044\u3066\u3082\u8003\u616e\u3055\u308c\u3066\u3044\u308b\u3051\u3069\u3001\u4eca\u306f\u30b9\u30eb\u30fc\u3002\u3069\u3046\u7ba1\u7406\u2026","title":" \u30d0\u30c3\u30d5\u30a1\u7ba1\u7406\u3002\u30bf\u30d7\u30eb\u306e\u8ffd\u52a0\u3002\u5bbf\u984c\u3078\u306e\u56de\u7b54","width":"100%","author_name":"taedium","version":"1.0","author_url":"https://blog.hatena.ne.jp/taedium/","blog_title":"taedium\u306e\u65e5\u8a18","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftaedium.hatenadiary.org%2Fentry%2F20090216%2Fp2\" title=\" \u30d0\u30c3\u30d5\u30a1\u7ba1\u7406\u3002\u30bf\u30d7\u30eb\u306e\u8ffd\u52a0\u3002\u5bbf\u984c\u3078\u306e\u56de\u7b54 - taedium\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>"}