{"id":1788,"date":"2011-01-27T17:44:18","date_gmt":"2011-01-26T23:44:18","guid":{"rendered":"http:\/\/www.moonmile.net\/blog\/archives\/1788"},"modified":"2011-01-27T17:46:06","modified_gmt":"2011-01-27T08:46:06","slug":"cakephp%e3%81%a72%e3%81%a4%e3%81%ae%e3%83%86%e3%83%bc%e3%83%96%e3%83%ab%e3%82%92%e9%80%a3%e7%b5%90%e3%81%95%e3%81%9b%e3%82%8b2","status":"publish","type":"post","link":"http:\/\/www.moonmile.net\/blog\/archives\/1788","title":{"rendered":"CakePHP\u30672\u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u9023\u7d50\u3055\u305b\u308b(2)"},"content":{"rendered":"

\n\u96d1\u8a8c(magazines)\u304c\u51fa\u7248\u793e(publishers)\u306b\u5c5e\u3059\u308b\u3001\u3068\u3044\u3046\u5f62\u3067 magazines \u306e\u307b\u3046\u304b\u3089 Model::$belongsTo \u3092\u4f7f\u3063\u3066\u9023\u7d50\u3067\u304d\u305f\u306e\u3067\u3001\u4eca\u5ea6\u306f\u51fa\u7248\u793e\u304c\u6301\u3063\u3066\u3044\u308b\u96d1\u8a8c\u306e\u4e00\u89a7\u3092\u51fa\u3057\u3066\u307f\u307e\u3059\u3002\n<\/p>\n

\r\n<h2>\u51fa\u7248\u793e\u4e00\u89a7<\/h2>\r\n<table>\r\n\t<tr>\r\n\t\t<td>id<\/td>\r\n\t\t<td>name<\/td>\r\n\t\t<td>Magazine.name<\/td>\r\n\t<\/tr>\r\n<?php foreach($Publishers as $item) : ?>\r\n\t<tr>\r\n\t\t<td><?php echo $item['Publisher']['id'] ?><\/td>\r\n\t\t<td><?php echo $item['Publisher']['name'] ?><\/td>\r\n\t\t<td><?php echo $item['Magazine']['name'] ?><\/td> \u2605\r\n\t<\/tr>\r\n<?php endforeach ; ?>\r\n<\/table>\r\n<\/pre>\n
\n\u3053\u3093\u306a\u98a8\u306b\u3001$Publishers \u306e\u30eb\u30fc\u30d7\u306e\u4e2d\u3067\u3001$item[‘Magazine’][‘name’] \u3067\u53c2\u7167\u3067\u304d\u308c\u3070\u826f\u3044\u306a\u3068\u3002\n<\/p>\n
\n\u30e2\u30c7\u30eb\u306e Magazine \u3067 Model::$belongsTo \u3092\u8a2d\u5b9a\u3057\u3066\u3042\u308b\u306e\u3067\u3001\u9006\u5411\u304d\u3082\u3067\u304d\u3066\u3044\u308b\u3093\u3058\u3083\u306a\u3044\u304b\u306a\u3041\u3001\u3068\u671f\u5f85\u3057\u3066\u305d\u306e\u307e\u307e\u52d5\u304b\u3059\u3068\u3002\n<\/p>\n
<\/a><\/p>\n
\n\u306a\u30a8\u30e9\u30fc\u304c\u51fa\u307e\u3059\u3002\u9006\u5411\u304d\u306f\u81ea\u52d5\u3067\u8a2d\u5b9a\u3057\u3066\u304f\u308c\u306a\u3044\u306e\u3067\u3059\u306d\u3002\u3002\u3002
\n\u306a\u306e\u3067\u3001Publisher \u30e2\u30c7\u30eb\u306b\u52a0\u7b46\u3057\u307e\u3059\u3002\n<\/p>\n
\r\n<!-- models\/publisher.php -->\r\n<?php\r\nclass Publisher extends AppModel\r\n{\r\n\tvar $name = 'Publisher ';\r\n\tvar $useTable = 'T200';\r\n\tvar $hasMany = array('Magazine' =>\r\n\t\tarray(\r\n\t\t\t'className' => 'Magazine',\r\n\t\t\t'conditions' => '',\r\n\t\t\t'order' => 'Magazine.T200id ASC',\r\n            'limit' => 10,\r\n\t\t\t'foreignKey' => 'T200id',\r\n            'dependent' => true,\r\n            'exclusive' => false,\r\n            'finderQuery' => ''));\r\n}\r\n?>\r\n<\/pre>\n
\nMode::$hasMany \u306e\u8a73\u3057\u3044\u4f7f\u3044\u65b9\u306f\u3001\u30de\u30cb\u30e5\u30a2\u30eb\u3092\u898b\u308b\u3068\u3057\u3066\u3001\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\u3084\u3063\u3071\u308a\u30a8\u30e9\u30fc\u304c\u3067\u307e\u3059\u3002\n<\/p>\n
<\/a><\/p>\n
\n\u300cUndefined index: name\u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u51fa\u3066\u3044\u308b\u306e\u3067\u3001\u3069\u3046\u3084\u3089\u3001Magazine \u306f\u898b\u3064\u304b\u3063\u305f\u3089\u3057\u3044\u3051\u3069\u3001name \u304c\u898b\u3064\u304b\u3089\u306a\u3044\u3002\u3067\u3001print_r($Publishers) \u3067\u898b\u3066\u307f\u308b\u3068\u3001Magazine \u4ee5\u964d\u306f\u30c4\u30ea\u30fc\u69cb\u9020\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u306d\u3002\n<\/p>\n
\r\nArray\r\n(\r\n    [0] => Array\r\n        (\r\n            [Publisher] => Array\r\n                (\r\n                    [id] => 1\r\n                    [name] => \u5e73\u548c\u30b7\u30b9\u30c6\u30e0\r\n                )\r\n \r\n            [Magazine] => Array\r\n                (\r\n                    [0] => Array\r\n                        (\r\n                            [id] => 1\r\n                            [name] => \u9006\u5f15\u304d\u5927\u5168F#555\r\n                            [T200id] => 1\r\n                            [price] => 1000\r\n                            [publisher_id] => 1\r\n                        )\r\n \r\n                    [1] => Array\r\n                        (\r\n                            [id] => 2\r\n                            [name] => \u9006\u5f15\u304d\u5927\u5168CakePHP555\r\n                            [T200id] => 1\r\n                            [price] => 2000\r\n                            [publisher_id] => 1\r\n                        )\r\n \r\n                )\r\n \r\n        )\r\n    [1] => Array\r\n        (\r\n            [Publisher] => Array\r\n                (\r\n                    [id] => 2\r\n                    [name] => \u65e5\u7d4cBB\u793e\r\n                )\r\n \r\n            [Magazine] => Array\r\n                (\r\n                    [0] => Array\r\n                        (\r\n                            [id] => 3\r\n                            [name] => \u3072\u3068\u76ee\u3067\u5206\u304b\u308bOracle\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5165\u9580\r\n                            [T200id] => 2\r\n                            [price] => 3000\r\n                            [publisher_id] => 2\r\n                        )\r\n \r\n                )\r\n \r\n        )\r\n \r\n<\/pre>\n
\n\u306a\u306e\u3067\u3001\u30a2\u30af\u30bb\u30b9\u306e\u4ed5\u65b9\u3068\u3057\u3066\u306f\u3001$item[‘Magazine’][0][‘name’] \u306e\u3088\u3046\u306b\u6dfb\u3048\u5b57\u304c\u9593\u306b\u631f\u307e\u308b\u308f\u3051\u3067\u3059\u304c\u3001\u3053\u308c\u3060\u3068\u4e00\u89a7\u8868\u306b\u306f\u4e0d\u4fbf\u3067\u3059(\u591a\u5206\u3001\u51fa\u7248\u793e\u2192\u305d\u306e\u914d\u4e0b\u306e\u96d1\u8a8c\u3092\u8868\u793a\u3001\u306e\u3088\u3046\u306b\u9077\u79fb\u3059\u308b\u5834\u5408\u306b\u4f7f\u3046\u306e\u304b\u3068\uff09\u3002\n<\/p>\n
\n\u4ed5\u65b9\u304c\u306a\u3044\u306e\u3067\u3001Model::$belongsTo \u3092\u4f7f\u3063\u3066\u307f\u307e\u3059\u3002\u610f\u5473\u7684\u306b\u306f\u5909\u306a\u306e\u3067\u3059\u304c\u3002\n<\/p>\n
\r\n<!-- models\/publisher.php -->\r\n<?php\r\nclass Publisher extends AppModel\r\n{\r\n\tvar $name = 'Publisher ';\r\n\tvar $useTable = 'T200';\r\n    var $belongsTo = array('Magazine' =>\r\n\t\tarray(\r\n\t\t\t'className' => 'Magazine',\r\n\t\t\t'conditions' => 'Magazine.T200id = Publisher.id',\r\n\t\t\t'order' => 'Publisher.id ASC',\r\n\t\t\t'foreignKey' => ''));\r\n}\r\n?>\r\n<\/pre>\n
\n\u5916\u90e8\u30ad\u30fc(foreignKey)\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u306e\u3067\u3001join \u306e\u6761\u4ef6(conditions)\u3092\u76f4\u63a5\u6307\u5b9a\u3057\u307e\u3059\u3002
\n\u3053\u3053\u3067\u30cf\u30de\u308b\u306e\u306f\u3001T100, T200 \u306e\u5143\u306e\u30c6\u30fc\u30d6\u30eb\u540d\u3092\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u306a\u304f\u3066(\u305d\u308c\u306f\u305d\u308c\u3067\u826f\u3044\u306e\u3067\u3059\u304c)\u3001Magazine, Publisher \u3068\u3044\u3046\u30e2\u30c7\u30eb\u540d\u3092\u4f7f\u3046\u3068\u3053\u308d\u3067\u3059\u306d\u3002SQL \u6587\u3067\u5225\u540d\u5b9a\u7fa9\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u306e\u5236\u9650\u306a\u306e\u3067\u3001MySQL \u3060\u3051\u306e\u5236\u9650\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\n<\/p>\n
\n\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u3081\u3067\u305f\u304f\u4e00\u89a7\u8868\u304c\u51fa\u307e\u3059\u3002\n<\/p>\n
<\/a><\/p>\n
\n\u304c\u30c3!!! \u4e00\u898b\u5927\u4e08\u592b\u305d\u3046\u306b\u307f\u3048\u3066\u3001\u3042\u3042\u3001left join \u3092\u4f7f\u3063\u3066\u3044\u308b\u306e\u3067\u96d1\u8a8c\u3092\u51fa\u3057\u3066\u3044\u306a\u3044\u51fa\u7248\u793e\u306e\u540d\u524d\u3082\u4e00\u89a7\u306b\u51fa\u3066\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u307e\u3041\u3053\u308c\u3067\u826f\u3044\u306e\u304b\u3068\u601d\u3044\u307e\u3059\u304c\u3002\n<\/p>\n
\n\u3067\u3082 left join \u3067\u30eb\u30fc\u30d7\u3057\u306a\u3044\u5834\u5408\u306f\u3069\u3046\u3059\u308b\u3093\u3067\u3057\u3087\u3046\u306d\uff1f\u3068\u3044\u3046\u7591\u554f\u304c(\u3053\u308c\u306f\u307e\u3060\u89e3\u6c7a\u305b\u305a)<\/p>\n","protected":false},"excerpt":{"rendered":"
\u96d1\u8a8c(magazines)\u304c\u51fa\u7248\u793e(publishers)\u306b\u5c5e\u3059\u308b\u3001\u3068\u3044\u3046\u5f62\u3067 magazines \u306e\u307b\u3046\u304b\u3089 Model::$belongsTo \u3092\u4f7f\u3063\u3066\u9023\u7d50\u3067\u304d\u305f\u306e\u3067\u3001\u4eca\u5ea6\u306f\u51fa\u7248\u793e\u304c\u6301\u3063\u3066\u3044\u308b\u96d1\u8a8c\u306e\u4e00\u89a7\u3092\u51fa\u3057\u3066\u307f\u307e\u3059 … \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[20],"tags":[],"class_list":["post-1788","post","type-post","status-publish","format-standard","hentry","category-cakephp"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/1788","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/comments?post=1788"}],"version-history":[{"count":4,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/1788\/revisions"}],"predecessor-version":[{"id":1792,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/1788\/revisions\/1792"}],"wp:attachment":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=1788"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=1788"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=1788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}