{"id":24,"date":"2014-02-22T00:00:00","date_gmt":"2014-02-21T15:00:00","guid":{"rendered":"http:\/\/taitan916.info\/blog\/?p=24"},"modified":"2024-04-18T17:45:44","modified_gmt":"2024-04-18T08:45:44","slug":"post-24","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/24","title":{"rendered":"MySQL\u3067\u30e9\u30f3\u30c0\u30e0\u306b\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3064\u3064\u30da\u30fc\u30b8\u30f3\u30b0\u6a5f\u80fd\u3082\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>MySQL\u304b\u3089\u30c7\u30fc\u30bf\u3092\u6301\u3063\u3066\u304f\u308b\u969b\u306b\u30e9\u30f3\u30c0\u30e0\u306a\u8868\u793a\u3092\u884c\u3063\u3066\u307b\u3057\u3044\u3068\u8a00\u308f\u308c\u305f\u3002\u305f\u3060\u30011\u30da\u30fc\u30b8\u3042\u305f\u308a20\u4ef6\u8868\u793a\u3067\u3001\u691c\u7d22\u7d50\u679c\u4ef6\u6570\u304c\u305d\u308c\u4ee5\u4e0a\u306a\u3089\u30da\u30fc\u30b8\u3092\u3064\u3051\u3066\u307b\u3057\u3044\u3068\u306e\u3053\u3068\u3002\u8abf\u3079\u305f\u3068\u3053\u308dMySQL\u306eRAND()\u95a2\u6570\u3067\u89e3\u6c7a\u3057\u305f\u3002\u4ee5\u4e0b\u306b\u5bfe\u5fdc\u65b9\u6cd5\u3092\u30e1\u30e2\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h2>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">&lt;?php\r\n$rand = ( isset($_GET['rand']) &amp;&amp; is_numeric($_GET['rand']) ) ? $_GET['rand'] : rand(1,100); \/\/\u30af\u30a8\u30ea\u304c\u8a2d\u5b9a\u3055\u308c\u308c\u3070\u305d\u308c\u3092\u5f15\u304d\u56de\u3059\u3002\u7121\u3051\u308c\u30701-100\u306e\u9593\u3067\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5024\u3092\u8a2d\u5b9a\u3059\u308b\r\n$sql = '\r\n    SELECT SQL_CALC_FOUND_ROWS *\r\n    FROM testtable AS\r\n    ORDER BY RAND(' . $rand . 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',' . $limit\r\n;<\/pre>\n<p>\u30da\u30fc\u30b8\u30f3\u30b0\u306e\u969b\u306b$rand\u3092\u30af\u30a8\u30ea\u306b\u3064\u3051\u3066\u3042\u3052\u308b\u3068\u4e0a\u624b\u3044\u3053\u3068\u3044\u3063\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u53c2\u8003\u30b5\u30a4\u30c8<\/h2>\n<p><a href=\"http:\/\/satussy.blogspot.jp\/2011\/04\/mysql.html?m=1\" target=\"_blank\" rel=\"noopener\">http:\/\/satussy.blogspot.jp\/2011\/04\/mysql.html?m=1<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL\u304b\u3089\u30c7\u30fc\u30bf\u3092\u6301\u3063\u3066\u304f\u308b\u969b\u306b\u30e9\u30f3\u30c0\u30e0\u306a\u8868\u793a\u3092\u884c\u3063\u3066\u307b\u3057\u3044\u3068\u8a00\u308f\u308c\u305f\u3002\u305f\u3060 ... <\/p>\n","protected":false},"author":1,"featured_media":1072,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2,5],"tags":[],"class_list":["post-24","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php","category-mysql"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" 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