{"id":392,"date":"2013-03-31T12:59:07","date_gmt":"2013-03-31T03:59:07","guid":{"rendered":"http:\/\/taitan916.info\/blog\/?p=392"},"modified":"2024-05-19T19:41:27","modified_gmt":"2024-05-19T10:41:27","slug":"post-392","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/392","title":{"rendered":"MySQL\u306b\u3066\u76f4\u8fd1\u306e\u30af\u30a8\u30ea\u3067\u767a\u884c\u3055\u308c\u305fAUTO_INCREMENT\u306e\u5024\u3092\u53d6\u5f97\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>\u3084\u308a\u305f\u304b\u3063\u305f\u3053\u3068\u306f\u300cMySQL\u3067\u65b0\u898f\u767b\u9332(INSERT)\u306a\u3089\u3001\u767b\u9332\u6642\u306eAUTO_INCREMENT\u306e\u5024(id)\u3092\u7279\u5b9a\u306e\u30ab\u30e9\u30e0\u540d\u306b\u5165\u308c\u3001\u7de8\u96c6(UPDATE)\u306a\u3089\u65e2\u5b58\u306e\u756a\u53f7(id)\u3092\u7279\u5b9a\u306e\u30ab\u30e9\u30e0\u540d\u306b\u5165\u308c\u308b\u300d\u3068\u3044\u3046\u3053\u3068\u3002\u4ee5\u4e0b\u306b\u5bfe\u5fdc\u65b9\u6cd5\u3092\u30e1\u30e2\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u80cc\u666f<\/h2>\n<p>\u65e2\u5b58\u306e\u756a\u53f7\u306f\u7de8\u96c6\u30dc\u30bf\u30f3\u306a\u3093\u304b\u3092\u62bc\u3057\u305f\u6642\u306bhidden\u3067id\u306e\u5024\u3092\u6e21\u305b\u3070\u3044\u3044\u304c\u3001\u65b0\u898f\u767b\u9332\u6642\u306bMAX(id)\u3068\u304b\u3067\u8abf\u3079\u305f\u969b\u3001<strong>\u3082\u3057\u524a\u9664\u3068\u304b\u304c\u884c\u308f\u308c\u3066\u3044\u305f\u5834\u5408MAX(id)\u3068\u30aa\u30fc\u30c8\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u306e\u5024\u304c\u7570\u306a\u3063\u3066\u3057\u307e\u3046<\/strong>\u3002<\/p>\n<p>\u305d\u3046\u3044\u3046\u5834\u5408\u306fmysql_insert_id()\u3092\u7528\u3044\u308b\u306e\u304c\u826f\u3055\u305d\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/h2>\n<p><a href=\"https:\/\/www.php.net\/manual\/ja\/function.mysql-insert-id.php\" target=\"_blank\" rel=\"noopener\">https:\/\/www.php.net\/manual\/ja\/function.mysql-insert-id.php<\/a><\/p>\n<p>&nbsp;<\/p>\n<h2>\u5bfe\u5fdc\u65b9\u6cd5<\/h2>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">&lt;?php\r\nif ($mode == 'insert') { \/\/INSERT\u306e\u5834\u5408\r\n    $sql = '\r\n        INSERT INTO table_a\r\n            (aaa, bbb)\r\n        VALUES\r\n            $aaa, $bbb;\r\n    ';\r\n    $row = mysql_query($sql);\r\n    $max_id = mysql_insert_id(); \/\/\u3053\u3053\u3067\u53d6\u5f97\u3067\u304d\u308b\r\n}else if( $mode == 'update' ){ \/\/UPDATE\u306e\u5834\u5408\r\n    $max_id = $id; \/\/hidden\u3068\u304b\u3067$seq\u3092\u6e21\u3057\u3066\u304a\u304f\r\n}<\/pre>\n<p>&nbsp;<\/p>\n<h2>\u6ce8\u610f\u70b9<\/h2>\n<p>mysql_insert_id\u306fPHP5.5.0\u3067\u975e\u63a8\u5968\u3001PHP7.0.0\u3067\u524a\u9664\u3055\u308c\u305f\u305f\u3081\u3001\u4ee5\u4e0b\u306emysqli_insert_id\u306b\u5909\u66f4\u3059\u308b\u5fc5\u8981\u3042\u308a\u3002<\/p>\n<p><a href=\"https:\/\/www.php.net\/manual\/ja\/mysqli.insert-id.php\" target=\"_blank\" rel=\"noopener\">https:\/\/www.php.net\/manual\/ja\/mysqli.insert-id.php<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3084\u308a\u305f\u304b\u3063\u305f\u3053\u3068\u306f\u300cMySQL\u3067\u65b0\u898f\u767b\u9332(INSERT)\u306a\u3089\u3001\u767b\u9332\u6642\u306eAUTO_ ... <\/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":[5,66],"tags":[],"class_list":["post-392","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","category-database"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/392","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/comments?post=392"}],"version-history":[{"count":2,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/392\/revisions"}],"predecessor-version":[{"id":6216,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/392\/revisions\/6216"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media\/1072"}],"wp:attachment":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media?parent=392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/categories?post=392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/tags?post=392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}