{"image_url":null,"author_url":"https://blog.hatena.ne.jp/argius/","provider_name":"Hatena Blog","width":"100%","description":"\u884c\u306b\u3064\u3044\u3066\u306e\u60c5\u5831\u3092\u6271\u3046\u64ec\u4f3c\u5217\u306b\u3064\u3044\u3066\u306e\u30e1\u30e2\u3067\u3059\u3002 ROWID ROWNUM\u3068ROW_NUMBER() \u64ec\u4f3c\u5217\u3068*\u3092\u4f75\u7528\u3059\u308b\u306b\u306f Oracle\u306b\u9650\u3063\u305f\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001DBMS\u306b\u306f\u30e1\u30bf\u30c7\u30fc\u30bf\u7684\u306a\u60c5\u5831\u3092\u5217\u3068\u3057\u3066\u6271\u3046\u305f\u3081\u306e\u4ed5\u639b\u3051\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u300c\u64ec\u4f3c\u5217\u300d\u3068\u3044\u3044\u307e\u3059\u3002 \u4f8b\u3048\u3070\u3001\"ROWID\"\u3002ROWID\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4e2d\u3067\u884c\u3092\u30e6\u30cb\u30fc\u30af\u306b\u7279\u5b9a\u3067\u304d\u308bID\u3067\u3059\u3002\u3053\u306e\u5024\u306f\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u793a\u3059\u30dd\u30a4\u30f3\u30bf\u3060\u305d\u3046\u3067\u3001PRIMARY KEY\u306a\u3069\u306e\u30e6\u30cb\u30fc\u30af\u30ad\u30fc\u304c\u7121\u304f\u3066\u3082\u884c\u3092\u7279\u5b9a\u3067\u304d\u308b\u30ad\u30fc\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002 ROWID\u3067\u306e\u30a2\u30af\u30bb\u30b9\u306f\u3001\u5358\u4e00\u884c\u53d6\u5f97(UNIQUE SCAN)\u306e\u5834\u5408\u306f\u6700\u3082\u901f\u3044\u306e\u3067\u3059\u304c\u3001IN\u53e5\u306a\u3069\u3067\u8907\u2026","blog_title":"argius note","blog_url":"https://argius.hatenablog.jp/","height":"190","title":"Oracle \u884c\u60c5\u5831\u3092\u6271\u3046\u64ec\u4f3c\u5217(ROW,ROWNUM)","type":"rich","published":"2011-02-09 22:03:32","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fargius.hatenablog.jp%2Fentry%2F20110209%2F1297256612\" title=\"Oracle \u884c\u60c5\u5831\u3092\u6271\u3046\u64ec\u4f3c\u5217(ROW,ROWNUM) - argius note\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://argius.hatenablog.jp/entry/20110209/1297256612","author_name":"argius","categories":["database"],"provider_url":"https://hatena.blog"}