{"url":"https://taedium.hatenadiary.org/entry/20090302/p1","title":" B-Tree\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3002btgettuple()\u3002\u691c\u7d22\u6642\u306b\u4f7f\u308f\u308c\u308b\u95a2\u6570\u306e\u3056\u3063\u304f\u308a\u3068\u3057\u305f\u6982\u8981","author_url":"https://blog.hatena.ne.jp/taedium/","blog_title":"taedium\u306e\u65e5\u8a18","description":"backend/access/nbtree/README\u3092\u8aad\u3093\u3067\u3082\u3088\u304f\u308f\u304b\u3089\u306a\u304b\u3063\u305f\u306e\u3067\u5148\u306b\u30b3\u30fc\u30c9\u3092\u8ffd\u3046\u3053\u3068\u306b\u3057\u305f\u3002bt_first()\u306e\u524d\u534a\u90e8\u5206\u306f\u3068\u308a\u3042\u3048\u305a\u3068\u3070\u3057\u3066\u5f8c\u534a\u90e8\u5206\u3092\u773a\u3081\u3066\u3044\u305f\u3089\u6700\u521d\u3088\u308a\u306f\u305a\u3044\u3076\u3093\u898b\u901a\u3057\u304c\u826f\u304f\u306a\u3063\u3066\u304d\u305f\u3002 index_getnext() IndexScanDesc.xs_ctup.t_self \u306b\u306f\u691c\u7d22\u5bfe\u8c61\u306e\u30bf\u30d7\u30ebID\uff08\u5b9f\u30c6\u30fc\u30d6\u30eb\u306e\u884c\u3078\u306e\u30dd\u30a4\u30f3\u30bf\uff09\u304c\u5165\u3063\u3066\u3044\u308b\u3002\u3053\u308c\u3092\u4f7f\u3063\u3066\u30bf\u30d7\u30eb\u3092\u53d6\u5f97\u3057\u3066\u3044\u308b\u3002HOT\u306b\u95a2\u3059\u308b\u30c1\u30a7\u30fc\u30f3\u3092\u30bf\u30b0\u3063\u3066\u5bfe\u8c61\u3068\u3059\u3079\u304d\u30bf\u30d7\u30eb\u3092\u5224\u5b9a\u3057\u3066\u3044\u308b\u306e\u3082\u3053\u3053\u3002 btgettuple() \u30bf\u30d7\u30eb1\u4ef6\u3092\u53d6\u5f97\u3059\u308b\u51e6\u7406\u30021\u5ea6\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30b9\u30ad\u30e3\u30f3\u306b\u8907\u6570\u56de\u547c\u3070\u308c\u308b\u306f\u305a\uff08\u2026","provider_name":"Hatena Blog","width":"100%","image_url":null,"author_name":"taedium","type":"rich","version":"1.0","height":"190","categories":["DB","PostgreSQL"],"blog_url":"https://taedium.hatenadiary.org/","published":"2009-03-02 00:00:00","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftaedium.hatenadiary.org%2Fentry%2F20090302%2Fp1\" title=\" B-Tree\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3002btgettuple()\u3002\u691c\u7d22\u6642\u306b\u4f7f\u308f\u308c\u308b\u95a2\u6570\u306e\u3056\u3063\u304f\u308a\u3068\u3057\u305f\u6982\u8981 - 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>"}