{"id":64,"date":"2012-06-28T14:04:08","date_gmt":"2012-06-28T05:04:08","guid":{"rendered":"http:\/\/blog.tkouen.mydns.jp\/wordpress\/?p=64"},"modified":"2012-06-28T14:04:08","modified_gmt":"2012-06-28T05:04:08","slug":"%e3%83%a1%e3%83%a2mongodb%ef%bc%9a%e9%85%8d%e5%88%97%e5%86%85%e3%81%ae%e5%80%a4%e3%81%a7%e3%81%ae%e7%b5%9e%e3%82%8a%e8%be%bc%e3%81%bf%e3%81%ae%e4%bb%95%e6%96%b9","status":"publish","type":"post","link":"https:\/\/devlog.nb3.jp\/wordpress\/64","title":{"rendered":"[\u30e1\u30e2]mongodb\uff1a\u914d\u5217\u5185\u306e\u5024\u3067\u306e\u7d5e\u308a\u8fbc\u307f\u306e\u4ed5\u65b9"},"content":{"rendered":"<p>\u5b8c\u5168\u306b\u81ea\u5206\u7528\u30e1\u30e2\u3067\u3059\u3002<\/p>\n<p>mongoDB\u3067\u914d\u5217\u5185\u306e\u5024\u3092\u30ad\u30fc\u306b\u3069\u3046\u3084\u3063\u3066\u7d5e\u308a\u8fbc\u3080\u304b\u89e3\u3089\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u8abf\u3079\u307e\u3057\u305f\u3002<br \/>\n\u203b\u5b9f\u969b\u306b\u5024\u3092\u4f5c\u3063\u3066\u30af\u30a8\u30ea\u30fc\u6295\u3052\u3066\u307f\u3066\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u57fa\u672c\u7684\u306b\u306f\u3053\u3053\u306b\u3059\u3079\u3066\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n<a href=\"http:\/\/www.mongodb.org\/pages\/viewpage.action?pageId=6029357#%E9%AB%98%E5%BA%A6%E3%81%AA%E3%82%AF%E3%82%A8%E3%83%AA%E3%83%BC-%E9%85%8D%E5%88%97%E5%86%85%E3%81%AE%E5%80%A4\" target=\"_blank\">\u9ad8\u5ea6\u306a\u30af\u30a8\u30ea\u30fc-\u914d\u5217\u5185\u306e\u5024<\/a><\/p>\n<p>\u81ea\u5206\u304c\u9069\u5f53\u306b\u691c\u8a3c\u3057\u305f\u306e\u306f\u30fb\u30fb<\/p>\n<pre class=\"brush: text; gutter: true; first-line: 1; highlight: []; html-script: false\">\r\n[user@servername ~]$ mongo test_db\r\n&gt; db.test_collection.save({a:1});\r\n&gt; db.test_collection.save({a:2});\r\n&gt; db.test_collection.save({a:3});\r\n&gt; db.test_collection.save({a:4});\r\n&gt; db.test_collection.save({a:5});\r\n&gt; db.test_collection.save({a:6});\r\n&gt; db.test_collection.save({a:7,b:[{b1:&quot;b1_1&quot;,b2:&quot;b1_2&quot;},{b1:&quot;b2_1&quot;,b2:&quot;b2_2&quot;}]});\r\n&gt; db.test_collection.save({a:8,b:[{b1:&quot;b1_2&quot;,b2:&quot;b1_3&quot;},{b1:&quot;b2_2&quot;,b2:&quot;b2_3&quot;}]});\r\n&gt; db.test_colection.find({b:{$elemMatch:{b1:&quot;b1_1&quot;}}});\r\n{ &quot;_id&quot; : ObjectId(&quot;4febdcb92cd09b7bd6abce80&quot;), &quot;a&quot; : 7, &quot;b&quot; : [ { &quot;b1&quot; : &quot;b1_1&quot;, &quot;b2&quot; : &quot;b1_2&quot; }, { &quot;b1&quot; : &quot;b2_1&quot;, &quot;b2&quot; : &quot;b2_2&quot; } ] }\r\n&gt;\r\n<\/pre>\n<p>\u3053\u308c\u3067\u898b\u4e8b\u306b\u53d6\u5f97\u3067\u304d\u3066\u3044\u308b\u3002\u3002<br \/>\ndb.test_colection.find({b:{$elemMatch:{b1:&#8221;b1_1&#8243;}}});<br \/>\n\uff08\u7d50\u5c40$elemMatch\u3092\u4f7f\u3048\u3070\u3088\u3044\u3068\u3044\u3046\u3053\u3068\u3089\u3057\u3044\u3002\uff09<\/p>\n<p>\u3053\u308c\u3067\u3084\u3063\u3068\u3001\u4e00\u3064\u308f\u304b\u3089\u306a\u3044\u90e8\u5206\u304c\u89e3\u6c7a\u3057\u305f\u3002\u3002<br \/>\n\u9577\u304b\u3063\u305f\u306a\u3041\u30fb\u30fb\u30fb<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b8c\u5168\u306b\u81ea\u5206\u7528\u30e1\u30e2\u3067\u3059\u3002 mongoDB\u3067\u914d\u5217\u5185\u306e\u5024\u3092\u30ad\u30fc\u306b\u3069\u3046\u3084\u3063\u3066\u7d5e\u308a\u8fbc\u3080\u304b\u89e3\u3089\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u8abf\u3079\u307e\u3057\u305f\u3002 \u203b\u5b9f\u969b\u306b\u5024\u3092\u4f5c\u3063\u3066\u30af\u30a8\u30ea\u30fc\u6295\u3052\u3066\u307f\u3066\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002 \u57fa\u672c\u7684\u306b\u306f\u3053\u3053\u306b\u3059\u3079\u3066\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002 \u9ad8\u5ea6\u306a\u30af\u30a8\u30ea\u30fc-\u914d &hellip; <a href=\"https:\/\/devlog.nb3.jp\/wordpress\/64\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,31,28],"tags":[27,29,30,109],"class_list":["post-64","post","type-post","status-publish","format-standard","hentry","category-database","category-mongodb-database","category-28","tag-memo","tag-mongo","tag-mongodb","tag-109"],"_links":{"self":[{"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/posts\/64","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/comments?post=64"}],"version-history":[{"count":0,"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/posts\/64\/revisions"}],"wp:attachment":[{"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/media?parent=64"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/categories?post=64"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devlog.nb3.jp\/wordpress\/wp-json\/wp\/v2\/tags?post=64"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}