Codeigniter4.4.4\u3067MySQL\u306b\u63a5\u7d9a\u3057CRUD\u64cd\u4f5c\u3057\u305f\u3044\u3002\u307e\u305f\u3001\u4efb\u610f\u306eSQL\u6587\u3092\u767a\u884c\u3057\u305f\u3044\u6642\u3082\u3042\u308b\u3068\u601d\u3046\u306e\u3067\u305d\u306e\u64cd\u4f5c\u65b9\u6cd5\u3082\u3042\u308f\u305b\u3066\u30e1\u30e2\u3002<\/p>\n
<\/p>\n
https:\/\/ci-trans-jp.gitlab.io\/user_guide_4_jp\/database\/index.html<\/a><\/p>\n <\/p>\n \u904e\u53bb\u8a18\u4e8b<\/a>\u3092\u53c2\u8003\u306e\u4e0a\u3067MySQL\u8a2d\u5b9a\u3092\u884c\u3063\u3066\u304a\u304f\u3002<\/p>\n <\/p>\n \u4eca\u56de\u306f\u4f8b\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u305f\u3002<\/p>\n <\/p>\n limit\u6307\u5b9a\u3084Where\u691c\u7d22\u3057\u305f\u3044\u3088\u3046\u306a\u5834\u5408\u306f\u3053\u3061\u3089\u306e\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/a>\u3092\u53c2\u7167\u3059\u308b\u3002<\/p>\n <\/p>\n \u30c7\u30fc\u30bf\u306e\u633f\u5165\u30fb\u66f4\u65b0\u306f\u7279\u6b8a\u306aSQL\u6587\u3092\u767a\u884c\u3059\u308b\u30b1\u30fc\u30b9\u306f\u5c11\u306a\u3044\u306e\u3067\u30af\u30a8\u30ea\u30d3\u30eb\u30c0\u30af\u30e9\u30b9<\/a>\u3092\u4f7f\u7528\u3057\u3001\u691c\u7d22\u6642\u306f\u4efb\u610f\u306eSQL\u6587\u3092\u767a\u884c\u3059\u308b\u5f62\u306b\u306a\u308a\u305d\u3046\u3002\u524a\u9664\u306f\u666e\u6bb5\u884c\u308f\u306a\u3044(\u8ad6\u7406\u524a\u9664\u3059\u308b)\u306e\u3067\u7279\u306b\u6c17\u306b\u3059\u308b\u5fc5\u8981\u306f\u7121\u3057\u3002<\/p>\n MySQL\u306e\u30c7\u30fc\u30bf\u691c\u7d22\u6642\u3068\u306a\u308b\u3068\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3082\u57fa\u672c\u7684\u306b\u306f\u30bb\u30c3\u30c8\u306b\u306a\u308b\u3068\u601d\u3046\u3002\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u7528\u30e9\u30a4\u30d6\u30e9\u30ea<\/a>\u3082\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u3053\u3061\u3089\u306e\u8a18\u4e8b\u7b49<\/a>\u3092\u53c2\u8003\u306b\u5b9f\u88c5\u3057\u305f\u3044\u3068\u3053\u308d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" Codeigniter4.4.4\u3067MySQL\u306b\u63a5\u7d9a\u3057CRUD\u64cd\u4f5c\u3057\u305f\u3044\u3002\u307e\u305f\u3001\u4efb ... <\/p>\n","protected":false},"author":1,"featured_media":2517,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2,5,80,66],"tags":[],"class_list":["post-3835","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php","category-mysql","category-codeigniter","category-database"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/3835","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=3835"}],"version-history":[{"count":0,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/3835\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media\/2517"}],"wp:attachment":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media?parent=3835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/categories?post=3835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/tags?post=3835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}MySQL\u8a2d\u5b9a<\/h2>\n
\u30b5\u30f3\u30d7\u30eb\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210<\/h2>\n
mysql> SHOW COLUMNS FROM sample_table;\r\n+------------+--------------+------+-----+---------+----------------+\r\n| Field | Type | Null | Key | Default | Extra |\r\n+------------+--------------+------+-----+---------+----------------+\r\n| id | int | NO | PRI | NULL | auto_increment |\r\n| name | varchar(255) | NO | | NULL | |\r\n| age | int | NO | | NULL | |\r\n| update_ymd | datetime | NO | | NULL | |\r\n| regist_ymd | datetime | NO | | NULL | |\r\n+------------+--------------+------+-----+---------+----------------+<\/pre>\n
MySQL\u306e\u64cd\u4f5c<\/h2>\n
\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u53ca\u3073\u30c6\u30fc\u30d6\u30eb\u306e\u6307\u5b9a<\/h3>\n
\/\/\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u63a5\u7d9a\r\n$db = \\Config\\Database::connect();\r\n\r\n\/\/\u30c6\u30fc\u30d6\u30eb\u6307\u5b9a\r\n$builder = $db->table('sample_table');<\/pre>\n\u30c7\u30fc\u30bf\u306e\u633f\u5165<\/h3>\n
$now = date('Y-m-d H:i:s');\r\n$data = [\r\n 'name' => '\u5c71\u7530\u592a\u90ce',\r\n 'age' => '20',\r\n 'update_ymd' => $now,\r\n 'regist_ymd' => $now,\r\n];\r\n\r\n$builder->insert($data);<\/pre>\n\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u8fbc\u307f<\/h3>\n
$query = $builder->get();\r\nforeach ($query->getResult() as $row){\r\n var_dump($row);\r\n}<\/pre>\n\u30c7\u30fc\u30bf\u306e\u66f4\u65b0<\/h3>\n
$now = date('Y-m-d H:i:s');\r\n$data = [\r\n 'name' => '\u5c71\u7530\u592a\u90ce\u7de8\u96c6',\r\n 'age' => '30',\r\n 'update_ymd' => $now,\r\n];\r\n$builder->update($data, ['id' => 1]);<\/pre>\n\u30c7\u30fc\u30bf\u306e\u524a\u9664<\/h3>\n
$builder->delete(['id' => 1]);<\/pre>\n
\u4efb\u610f\u306eSQL\u6587\u306e\u767a\u884c<\/h3>\n
$sql = '\r\n INSERT INTO sample_table \r\n (\r\n `name`,\r\n `age`,\r\n `update_ymd`,\r\n `regist_ymd`\r\n ) \r\n VALUES \r\n (\r\n ' . $db->escape($data['name']) . ',\r\n ' . $db->escape($data['age']) . ',\r\n ' . $db->escape($data['update_ymd']) . ',\r\n ' . $db->escape($data['regist_ymd']) . '\r\n )\r\n';\r\n$query = $db->query($sql);<\/pre>\n
\u6240\u611f<\/h2>\n
\u5b9f\u904b\u7528\u306b\u3042\u305f\u3063\u3066<\/h3>\n
\u30da\u30fc\u30b8\u30e3\u30fc\u306b\u95a2\u3057\u3066<\/h3>\n