{"id":2827,"date":"2012-01-10T02:19:15","date_gmt":"2012-01-09T17:19:15","guid":{"rendered":"http:\/\/www.moonmile.net\/blog\/archives\/2827"},"modified":"2012-01-10T02:56:22","modified_gmt":"2012-01-09T17:56:22","slug":"ado-net-entity-data-model%e3%81%ae%e6%8e%a5%e7%b6%9a%e5%85%88%e3%82%92%e5%8b%95%e7%9a%84%e3%81%ab%e5%88%87%e3%82%8a%e6%9b%bf%e3%81%88%e3%82%8b","status":"publish","type":"post","link":"http:\/\/www.moonmile.net\/blog\/archives\/2827","title":{"rendered":"ADO.NET Entity Data Model\u306e\u63a5\u7d9a\u5148\u3092\u52d5\u7684\u306b\u5207\u308a\u66ff\u3048\u308b"},"content":{"rendered":"

LINQ\u3092\u4f7f\u3046\u6642\u306b\u3001ADO.NET Entity Data Model\u3092\u4f5c\u6210\u3059\u308b\u3001\u3063\u3066\u306e\u304c\u4eca\u5f8c\u306e\u4e3b\u6d41\u306a\u8a33\u3067\u3059\u304c\u3001Data Model \u3092\u4f5c\u308b\u3068\u304d\u306e\u63a5\u7d9a\u5148\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3068\u304d\u306b\u3001\u3069\u3046\u3084\u3063\u3066\u5207\u308a\u66ff\u3048\u3089\u308c\u308b\u306e\u304b\uff1f\u3068\u3044\u3046\u554f\u984c\u304c\u3042\u3063\u3066…\u3044\u3084\u3001\u77e5\u3089\u306a\u304b\u3063\u305f\u3060\u3051\u306a\u3093\u3067\u3059\u3051\u3069\u306d\u3002\u826f\u304f\u898b\u305f\u3089 MSDN \u306b\u66f8\u3044\u3066\u3042\u3063\u305f\u306e\u3067\u3002<\/p>\n

ConnectionString \u30d7\u30ed\u30d1\u30c6\u30a3
\nhttp:\/\/msdn.microsoft.com\/ja-jp\/library\/system.data.entityclient.entityconnection.connectionstring.aspx<\/a><\/p>\n

\u666e\u901a\u306b\u4f5c\u6210\u3059\u308b\u3068\u3001web.config\/app.config \u306b\u66f8\u304b\u308c\u308b\u306e\u3067\u3001\u3055\u3066\u3053\u308c\u3092\u3069\u3046\u3084\u3063\u3066\u5b9f\u884c\u6642\u306b\u5909\u3048\u305f\u3089\u3044\u3044\u3082\u306e\u304b\uff1f\u3068\u60a9\u3080\u308f\u3051\u3067\u3059\u3002\u67d0\u3072\u3068\u76ee Azure \u3067\u3082\u304b\u306a\u308a\u60a9\u3093\u3060\u3002<\/p>\n

\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f MySQL \u63a5\u7d9a\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306a\u3068\u3053\u308d\u306f SQL Server \u3067\u3082\u540c\u3058\u3067\u3059\u3002<\/p>\n

\u25a0web.config\/app.confg \u306e connectionStrings \u3067\u5207\u308a\u66ff\u3048\u308b<\/p>\n

Data Entity \u3092\u4f5c\u308b\u3068\u3001config \u306b connectionStrings\/add \u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n

\r\n<?xml version=&quot;1.0&quot; encoding=&quot;utf-8&quot;?>\r\n<configuration>\r\n  <connectionStrings>\r\n    <add name=&quot;wordpressEntities&quot; connectionString=&quot;metadata=res:\/\/*\/Model1.csdl|res:\/\/*\/Model1.ssdl|res:\/\/*\/Model1.msl;provider=MySql.Data.MySqlClient;provider connection string=&quot;server=localhost;User Id=wordpress;password=wordpress;Persist Security Info=True;database=wordpress;Allow Zero Datetime=True;Convert Zero Datetime=True;&quot;&quot; providerName=&quot;System.Data.EntityClient&quot; \/>\r\n  <\/connectionStrings>\r\n<\/configuration>\r\n<\/pre>\n
\u3053\u3093\u306a\u98a8\u306b\u3001\u4f5c\u6210\u6642\u306e\u63a5\u7d9a\u6587\u5b57\u5217\u304c\u4f5c\u3089\u308c\u308b\u306e\u3067\u3001\u540c\u3058\u3088\u3046\u306b\u5225\u306e\u63a5\u7d9a\u6587\u5b57\u5217\u3082\u4f5c\u3063\u3066\u307f\u307e\u3059\u3002<\/p>\n
\r\n<?xml version=&quot;1.0&quot; encoding=&quot;utf-8&quot;?>\r\n<configuration>\r\n  <connectionStrings>\r\n    <add name=&quot;wordpressEntities&quot; connectionString=&quot;metadata=res:\/\/*\/Model1.csdl|res:\/\/*\/Model1.ssdl|res:\/\/*\/Model1.msl;provider=MySql.Data.MySqlClient;provider connection string=&quot;server=localhost;User Id=wordpress;password=wordpress;Persist Security Info=True;database=wordpress;Allow Zero Datetime=True;Convert Zero Datetime=True;&quot;&quot; providerName=&quot;System.Data.EntityClient&quot; \/>\r\n    <add name=&quot;wp33jEntities&quot; connectionString=&quot;metadata=res:\/\/*\/Model1.csdl|res:\/\/*\/Model1.ssdl|res:\/\/*\/Model1.msl;provider=MySql.Data.MySqlClient;provider connection string=&quot;server=localhost;User Id=wpuser;password=wppass;Persist Security Info=True;database=wp33jp;Allow Zero Datetime=True;Convert Zero Datetime=True;&quot;&quot; providerName=&quot;System.Data.EntityClient&quot; \/>\r\n  <\/connectionStrings>\r\n<\/configuration>\r\n<\/pre>\n
\u3053\u308c\u3092\u3001<\/p>\n
\r\n\/\/ \u516c\u958b\u3057\u3066\u3044\u308b\u8a18\u4e8b\u4e00\u89a7\u3092\u8868\u793a\r\nwordpressEntities ent = new wordpressEntities();\r\n<\/pre>\n
\u306e\u3088\u3046\u306b\u63a5\u7d9a\u3059\u308b\u3068\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u300cwordpressEntities\u300d\u306b\u63a5\u7d9a\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u306e\u30b3\u30fc\u30c9\u306f\u3001model \u306e\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u300cModel1.Designer.cs\u300d\u3092\u898b\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306b name \u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\r\n\/\/\/ <summary>\r\n\/\/\/ \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u69cb\u6210\u30d5\u30a1\u30a4\u30eb\u306e 'wordpressEntities' \u30bb\u30af\u30b7\u30e7\u30f3\u306b\u3042\u308b\u63a5\u7d9a\u6587\u5b57\u5217\u3092\u4f7f\u7528\u3057\u3066\u65b0\u3057\u3044 wordpressEntities \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u521d\u671f\u5316\u3057\u307e\u3059\u3002\r\n\/\/\/ <\/summary>\r\npublic wordpressEntities() : base(&quot;name=wordpressEntities&quot;, &quot;wordpressEntities&quot;)\r\n{\r\n    this.ContextOptions.LazyLoadingEnabled = true;\r\n    OnContextCreated();\r\n}\r\n<\/pre>\n
\u306a\u306e\u3067\u3001config \u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u3044\u3066\u3044\u3042\u308b\u5225\u306e\u63a5\u7d9a\u6587\u5b57\u5217\u3092\u6301\u3063\u3066\u304d\u305f\u3044\u5834\u5408\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u300cname=\u63a5\u7d9a\u540d\u300d\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001config \u306b\u3042\u3089\u304b\u3058\u3081\u8a2d\u5b9a\u3057\u305f\u300cwp33jEntities\u300d\u3092\u53d6\u5f97\u3057\u3066\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n
\r\nprivate void button3_Click(object sender, EventArgs e)\r\n{\r\n\t\/\/ web.config \u304b\u3089\u8a2d\u5b9a\u5024\u3092\u53d6\u5f97\r\n\twordpressEntities ent = new wordpressEntities("name=wp33jEntities");\r\n\tvar posts = from t in ent.wp_posts\r\n\t\t\t\twhere t.post_status == "publish"\r\n\t\t\t\t&& t.post_type == "post"\r\n\t\t\t\torderby t.post_date descending\r\n\t\t\t\tselect new { t.ID, t.post_title, t.post_date };\r\n\t\/\/ \u30d0\u30a4\u30f3\u30c9\r\n\tdataGridView1.DataSource = posts;\r\n}\r\n<\/pre>\n
\u25a0\u63a5\u7d9a\u6587\u5b57\u5217\u3092\u52d5\u7684\u306b\u8a2d\u5b9a\u3059\u308b<\/p>\n
\u4e0a\u8a18\u306e\u65b9\u6cd5\u3060\u3068\u3001\u3042\u3089\u304b\u3058\u3081 web.config\/app.config \u306b\u63a5\u7d9a\u6587\u5b57\u5217\u3092\u66f8\u3044\u3066\u304a\u304b\u306a\u3044\u3068\u3060\u3081\u306a\u306e\u3067\u3001\u4f55\u3089\u304b\u306e\u72ec\u81ea\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u306e\u8aad\u307f\u51fa\u3057\u305f\u60c5\u5831\u304b\u3089\u306f\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3067\u304d\u307e\u305b\u3093\u3088\u306d\u3002\u30e6\u30fc\u30b6\u30fc\u540d\u3084\u3089\u30d1\u30b9\u30ef\u30fc\u30c9\u3084\u3001\u30b5\u30fc\u30d0\u30fc\u540d\u306a\u3069\u3092\u52d5\u7684\u306b\u5207\u308a\u66ff\u3048\u305f\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002
\n\u305d\u3093\u306a\u5834\u5408\u306f\u3001\u63a5\u7d9a\u6587\u5b57\u5217\u3092\u72ec\u81ea\u306b\u4f5c\u6210\u3057\u3066\u6e21\u3057\u307e\u3059\u3002\u5148\u306e\u300cwordpressEntities\u300d\u30af\u30e9\u30b9\u306f\u3001ObjectContext \u30af\u30e9\u30b9\u3092\u7d99\u627f\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u76f4\u63a5\u63a5\u7d9a\u6587\u5b57\u5217\u3092\u6e21\u305b\u305d\u3046\u306a\u306e\u3067\u3059\u304c\u3001\u666e\u901a\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3059\u308b\u5834\u5408\u3068\u306f\u3061\u3087\u3063\u3068\u9055\u3046\u306e\u3067\u3001ConnectionString \u30d7\u30ed\u30d1\u30c6\u30a3<\/a> \u3092\u53c2\u8003\u306b\u3057\u3066\u3001EntityConnection \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6e21\u3059\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n
\r\nprivate void button4_Click(object sender, EventArgs e)\r\n{\r\n\t\/\/ \u63a5\u7d9a\u6587\u5b57\u5217\u3092\u76f4\u63a5\u6307\u5b9a\r\n\tMySqlConnectionStringBuilder sb = new MySqlConnectionStringBuilder();\r\n\tsb.Server = "localhost";\r\n\tsb.Database = "wp33jp";\r\n\tsb.UserID = "wpuser";\r\n\tsb.Password = "wppass";\r\n\tsb.AllowZeroDateTime = true;\r\n\tsb.ConvertZeroDateTime = true;\r\n\r\n\tEntityConnectionStringBuilder esb = new EntityConnectionStringBuilder();\r\n\tesb.Provider = "MySql.Data.MySqlClient";\r\n\tesb.ProviderConnectionString = sb.ToString();\r\n\tesb.Metadata = "res:\/\/*\/Model1.csdl|res:\/\/*\/Model1.ssdl|res:\/\/*\/Model1.msl";\r\n\tEntityConnection cn = new EntityConnection(esb.ToString());\r\n\r\n\twordpressEntities ent = new wordpressEntities(cn);\r\n\tvar posts = from t in ent.wp_posts\r\n\t\t\t\twhere t.post_status == "publish"\r\n\t\t\t\t&& t.post_type == "post"\r\n\t\t\t\torderby t.post_date descending\r\n\t\t\t\tselect new { t.ID, t.post_title, t.post_date };\r\n\t\/\/ \u30d0\u30a4\u30f3\u30c9\r\n\tdataGridView1.DataSource = posts;\r\n}\r\n<\/pre>\n
\u306a\u306b\u3084\u3089\u3084\u3084\u3053\u3057\u3044\u3067\u3059\u304c\u3001MySqlConnectionStringBuilder \u30af\u30e9\u30b9\u3067\u300c\u63a5\u7d9a\u6587\u5b57\u5217\u300d\u3092\u4f5c\u6210\u3057\u3066\u304a\u3044\u3066\u3001EntityConnectionStringBuilder \u30af\u30e9\u30b9\u3067\u30d7\u30ed\u30d0\u30a4\u30c0\u540d\u3084\u30e1\u30bf\u30c7\u30fc\u30bf\uff08\u30c6\u30fc\u30d6\u30eb\u60c5\u5831\uff09\u3092\u6307\u5b9a\u3059\u308b\u3068\u3044\u3046\u5177\u5408\u3067\u3059\u3002\u30e1\u30bf\u30c7\u30fc\u30bf\u81ea\u4f53\u306f Entity Model \u30af\u30e9\u30b9\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u304c\u51fa\u3066\u304f\u308b\u306e\u3067\u3001\u305d\u308c\u305e\u308c\u5408\u308f\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u540d\u304c\u9055\u3063\u3066\u3044\u308b\u3068\u30ea\u30bd\u30fc\u30b9\u304b\u3089\u8aad\u307f\u8fbc\u3081\u305a\u306b\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002\u3061\u306a\u307f\u306b\u3001SQL Server \u306b\u63a5\u7d9a\u3059\u308b\u5834\u5408\u306f\u3001\u300cSqlConnectionStringBuilder\u300d\u30af\u30e9\u30b9\u3067\u3059\u3002
\n\u306a\u304a\u3001MySqlConnectionStringBuilder \u30af\u30e9\u30b9\u3092\u4f7f\u3046\u306b\u306f\u3001\u300cusing MySql.Data.MySqlClient;\u300d\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u3053\u306e\u3042\u305f\u308a\u306e\u63a5\u7d9a\u6587\u5b57\u5217\u306f\u3001Release\u6642\u3068Debug\u6642\u306b\u5207\u308a\u66ff\u3048\u305f\u308a\u3001SQL Azure\u63a5\u7d9a\u3068\u30ed\u30fc\u30ab\u30eb\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3078\u306e\u63a5\u7d9a\u3068\u304b\u306b\u4f7f\u3048\u307e\u3059\u306d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
LINQ\u3092\u4f7f\u3046\u6642\u306b\u3001ADO.NET Entity Data Model\u3092\u4f5c\u6210\u3059\u308b\u3001\u3063\u3066\u306e\u304c\u4eca\u5f8c\u306e\u4e3b\u6d41\u306a\u8a33\u3067\u3059\u304c\u3001Data Model \u3092\u4f5c\u308b\u3068\u304d\u306e\u63a5\u7d9a\u5148\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3068\u304d\u306b\u3001\u3069\u3046\u3084\u3063\u3066\u5207\u308a\u66ff\u3048\u3089\u308c\u308b\u306e\u304b\uff1f\u3068 … \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":[23,38],"tags":[],"class_list":["post-2827","post","type-post","status-publish","format-standard","hentry","category-csharp","category-mysql"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2827","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=2827"}],"version-history":[{"count":3,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2827\/revisions"}],"predecessor-version":[{"id":2830,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2827\/revisions\/2830"}],"wp:attachment":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=2827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=2827"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=2827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}