{"id":14,"date":"2025-10-24T10:22:20","date_gmt":"2025-10-24T01:22:20","guid":{"rendered":"http:\/\/www.markernet.co.jp\/blog\/?p=14"},"modified":"2025-10-28T17:13:33","modified_gmt":"2025-10-28T08:13:33","slug":"wordpress-db-direct-query","status":"publish","type":"post","link":"https:\/\/www.markernet.co.jp\/blog\/web_production\/wordpress\/wordpress-db-direct-query\/","title":{"rendered":"wpdb\u306f\u4f7f\u308f\u305a\u3001WordPress\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u76f4\u63a5\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

\u4eca\u56de\u306f\u3001wordpress\u306ewpdb\u3092\u5229\u7528\u3067\u304d\u306a\u3044\u74b0\u5883\u3067\u3001php\u306ePDO\u3092\u5229\u7528\u3057\u3001
\nselect\u3059\u308b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u3002
\nWordPress\u306e\u30b5\u30a4\u30c8\u304b\u3089\u30d5\u30a9\u30fc\u30e0\u306b\u8a18\u4e8bID\u3068\u3068\u3082\u306b\u9077\u79fb\u3057\u3001\u30d5\u30a9\u30fc\u30e0\u306b\u8a18\u4e8b\u306e\u60c5\u5831\u3092
\n\u8f09\u305b\u308b\u5834\u5408\u306a\u3069\u3067\u4f7f\u3048\u307e\u3059\uff01<\/p>\n

\uff11\uff09PDO\u3092\u5229\u7528\u3057\u3001WordPress\u306eMySQL\u306b\u63a5\u7d9a\u3057\u307e\u3059<\/h2>\n

$dbname = \u201c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d\u201d;
\n$user = \u201c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30e6\u30fc\u30b6\u30fc\u540d\u201d;
\n$password = \u201c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d1\u30b9\u30ef\u30fc\u30c9\u201d;
\n$pdo\u00a0= new PDO(\u201cmysql:host=localhost;dbname=$dbname;charset=utf8\u201d, $user, $password);<\/p>\n

\uff12\uff09select\u3067\u60c5\u5831\u3092\u53d6\u5f97\u3057\u307e\u3059<\/h2>\n

\u4f8b\uff09ID\u304b\u3089\u8a18\u4e8b\u306e\u30bf\u30a4\u30c8\u30eb\u3092\u53d6\u5f97
\n$result = $pdo->query(\u201cSELECT post_title FROM wp_posts\u00a0WHERE ID={$id}\u201d);
\n$data = $result->fetchall(PDO::FETCH_ASSOC);<\/p>\n

\u4f8b\uff09ID\u304b\u3089\u8a18\u4e8b\u306e\u30ab\u30b9\u30bf\u30e0\u30d5\u30a3\u30fc\u30eb\u30c9\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u5024\u3092\u53d6\u5f97
\n$result = $pdo->query(\u201cSELECT meta_value FROM wp_postmeta WHERE meta_key IN (\u2018\u53d6\u5f97\u3057\u305f\u3044\u30ab\u30b9\u30bf\u30e0\u30d5\u30a3\u30fc\u30eb\u30c9\u9805\u76ee\u540d\u2019, \u2018\u53d6\u5f97\u3057\u305f\u3044\u30ab\u30b9\u30bf\u30e0\u30d5\u30a3\u30fc\u30eb\u30c9\u9805\u76ee\u540d\u2019) AND post_id={$id}\u201d);<\/p>\n

$data = $result->fetchall(PDO::FETCH_ASSOC);<\/p>\n

 <\/p>\n

\u3042\u3068\u306f\u3001$data\u306e\u30c7\u30fc\u30bf\u3092\u52a0\u5de5\u3057\u3001\u5229\u7528\u3067\u304d\u307e\u3059\u3002
\n\u305c\u3072\u3001\u3054\u5229\u7528\u3055\u308c\u3066\u307f\u3066\u306f\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n

 <\/p>\n

\u5f0a\u793e\u3067\u306fWEB\u30d5\u30a9\u30fc\u30e0\u3084\u4e88\u7d04\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3001
\nWEB\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u52d5\u4f5c\u3059\u308b\u3042\u3089\u3086\u308b\u30b7\u30b9\u30c6\u30e0\u3092\u304a\u5ba2\u69d8\u306e\u72b6\u6cc1\u3084\u4e88\u7b97\u306b\u5fdc\u3058\u3066\u3054\u63d0\u6848\u3057\u307e\u3059\u3002<\/span><\/p>\n

WEB\u30b7\u30b9\u30c6\u30e0\u958b\u767a<\/a><\/strong><\/span><\/p>\n

WEB\u30b5\u30a4\u30c8\u5236\u4f5c\u5b9f\u7e3e3,000\u30b5\u30a4\u30c8\u4ee5\u4e0a\uff01
\n\u65b0\u898f\u4f5c\u6210\u304b\u3089\u30ea\u30cb\u30e5\u30fc\u30a2\u30eb\u307e\u3067\u3001
\n\u591a\u69d8\u306a\u3054\u8981\u671b\u306b\u304a\u5fdc\u3048\u3057\u305f\u5f0a\u793e\u5236\u4f5c\u4e8b\u4f8b\u304b\u3089\u691c\u8a0e\u3057\u305f\u3044\u65b9\u306f\u3053\u3061\u3089<\/span><\/p>\n

\u5236\u4f5c\u5b9f\u7e3e\u3092\u898b\u308b<\/a><\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

\u4eca\u56de\u306f\u3001wordpress\u306ewpdb\u3092\u5229\u7528\u3067\u304d\u306a\u3044\u74b0\u5883\u3067\u3001php\u306ePDO\u3092\u5229\u7528\u3057\u3001 select\u3059\u308b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u3002 WordPress\u306e\u30b5\u30a4\u30c8\u304b\u3089\u30d5\u30a9\u30fc\u30e0\u306b\u8a18\u4e8bID\u3068\u3068\u3082\u306b\u9077\u79fb\u3057\u3001\u30d5\u30a9\u30fc\u30e0\u306b … <\/p>\n","protected":false},"author":1,"featured_media":498,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-14","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wordpress"],"acf":[],"yoast_head":"\nwpdb\u306f\u4f7f\u308f\u305a\u3001WordPress\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u76f4\u63a5\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5 | \u30d6\u30ed\u30b0\uff5c\u6771\u4eac\u306eWEB\u5236\u4f5c\u4f1a\u793e\u30fb\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u5236\u4f5c\u4f1a\u793e | \u30de\u30fc\u30ab\u30fc\u30cd\u30c3\u30c8<\/title>\n<meta name=\"description\" content=\"WordPress\u306ewpdb\u304c\u4f7f\u3048\u306a\u3044\u5834\u5408\u3001PHP\u306ePDO\u3092\u4f7f\u3063\u3066MySQL\u306b\u63a5\u7d9a\u3057\u3001\u8a18\u4e8b\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u8a18\u4e8bID\u304b\u3089\u30bf\u30a4\u30c8\u30eb\u3084\u30ab\u30b9\u30bf\u30e0\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5024\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.markernet.co.jp\/blog\/web_production\/wordpress\/wordpress-db-direct-query\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" 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