{"id":1317,"date":"2010-08-31T03:44:42","date_gmt":"2010-08-30T18:44:42","guid":{"rendered":"http:\/\/www.moonmile.net\/blog\/archives\/1317"},"modified":"2012-01-07T13:39:48","modified_gmt":"2012-01-07T04:39:48","slug":"dataset%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6mysql%e3%82%92%e6%89%b1%e3%81%86%e5%a0%b4%e5%90%88%e3%81%ae%e5%8b%98%e6%89%80","status":"publish","type":"post","link":"https:\/\/www.moonmile.net\/blog\/archives\/1317","title":{"rendered":"DataSet\u3092\u4f7f\u3063\u3066MySQL\u3092\u6271\u3046\u5834\u5408\u306e\u52d8\u6240"},"content":{"rendered":"

\n \u30bf\u30a4\u30c8\u30eb\u306b\u300cMySQL\u300d\u3068\u3042\u308a\u307e\u3059\u304c\u3001\u65e7\u6765\u306eDataSet\/DataTable\u3092\u4f7f\u3046\u5834\u5408\u306e\u30b3\u30c4\u3001\u3068\u601d\u3063\u3066\u304f\u3060\u3055\u3044\u3002
\n # SQL to LINQ \u3084 ADO.NET Entity Framework \u3092\u4f7f\u3046\u5834\u5408\u306f\u3001\u3082\u3046\u3061\u3087\u3063\u3068\u5225\u306a\u30b9\u30bf\u30a4\u30eb\u3082\u3042\u308a\u3067\u3059\u3002\n<\/p>\n

\n \u696d\u52d9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u6271\u3046\u5834\u5408\u3001\u5229\u7528\u65b9\u6cd5\u306f\u6b21\u306e\u30d1\u30bf\u30fc\u30f3\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002\n<\/p>\n

\n \uff1c001\uff1e\n<\/p>\n

\n <\/a>\"20100831_04.jpg\"<\/a> \n<\/p>\n

\n \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u6b21\u306e\uff12\u7a2e\u985e\n<\/p>\n

\n \u30fb\u66f4\u65b0\u7cfb\u306e\u30c6\u30fc\u30d6\u30eb
\n \u3000\u2192\u3000\u983b\u7e41\u306b\u66f4\u65b0\u3059\u308b\u30c7\u30fc\u30bf
\n \u3000\u2192\u3000\u58f2\u4e0a\u30c7\u30fc\u30bf\u3001\u6708\u6b21\u30c7\u30fc\u30bf\u306a\u3069
\n \u30fb\u30de\u30b9\u30bf\u30fc\u7cfb\u306e\u30c6\u30fc\u30d6\u30eb
\n \u3000\u2192\u3000\u307b\u3068\u3093\u3069\u66f4\u65b0\u3057\u306a\u3044\u30c7\u30fc\u30bf
\n \u3000\u2192\u3000\u90e8\u9580\u60c5\u5831\u3001\u4f1a\u793e\u540d\u4e00\u89a7\u306a\u3069\n<\/p>\n

\n \u3053\u308c\u3092\u64cd\u4f5c\u3059\u308b\u753b\u9762\u304c\u6b21\u306e\uff12\u7a2e\u985e\n<\/p>\n

\n \u30fb\u4e00\u822c\u306e\u753b\u9762
\n \u3000\u2192\u3000\u4e3b\u306b\u66f4\u65b0\u7528\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u6271\u3046\u753b\u9762
\n \u3000\u2192\u3000\u4e00\u822c\u30e6\u30fc\u30b6\u30fc\u304c\u4f7f\u3046\u306e\u3067\u3001\u5229\u7528\u3057\u3084\u3059\u3044\u753b\u9762\u306b\u3057\u306a\u3044\u3068\u99c4\u76ee
\n \u30fb\u30de\u30b9\u30bf\u753b\u9762
\n \u3000\u2192\u3000\u4e3b\u306b\u30de\u30b9\u30bf\u7cfb\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u6271\u3046
\n \u3000\u2192\u3000\u4fdd\u5b88\u306b\u5229\u7528\u3059\u308b\u305f\u3081\u306a\u306e\u3067\u3001\u30c1\u30fc\u30d7\u753b\u9762\u3067\u3088\u3044\u3002SE\u304c\u4f7f\u3046\u3002\n<\/p>\n

\n \u3053\u308c\u3067\u3001DataSet\u3092\u76f4\u63a5\u6271\u3046\u3068\u826f\u3044\u306e\u304c\u3001\u56f3\u306e\u306a\u304b\u3067\u300cD\u300d\uff08DataSet\uff09\u3068\u306a\u3063\u3066\u3044\u308b\u3068\u3053\u308d\u3067\u3059\u3002\n<\/p>\n

\n \u30fb\u4e00\u822c\u753b\u9762\u304b\u3089\u66f4\u65b0\u7cfb\uff24\uff22\u3078
\n \u3000\u2192\u3000\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u3057\u3066\u3001DataSet\u306b\u4fdd\u6301\u3057\u3066\u304a\u304f\u3002
\n \u3000\u2192\u3000\u90e8\u9580\u306e\u4e00\u89a7\u3092\u30b3\u30f3\u30dc\u30dc\u30c3\u30af\u30b9\u3067\u8868\u793a\u3068\u304b\u3002
\n \u30fb\u30de\u30b9\u30bf\u753b\u9762\u304b\u3089\u30de\u30b9\u30bf\u7cfb\uff24\uff22\u3078
\n \u3000\u2192\u3000\u30b0\u30ea\u30c3\u30c9\u3084\u30ea\u30b9\u30c8\u306a\u3069\u306e\u81ea\u52d5\u30d0\u30a4\u30f3\u30c9\uff08DataSource\uff09\u306bDataSet\u3092\u76f4\u63a5\u6307\u5b9a\u3002
\n \u3000\u2192\u3000DataSet\u306e\u5185\u5bb9\u3092\u76f4\u63a5\u30de\u30b9\u30bf\u306b\u66f8\u304d\u8fbc\u3093\u3067\u3057\u307e\u3046\u3002\n<\/p>\n

\n \u4e00\u822c\u753b\u9762\u304b\u3089\u66f4\u65b0\u7cfb\uff24\uff22\u3078\u306e\u77e2\u5370\u306f\u3001SqlCommand\u3092\u4f7f\u3063\u3066\u3061\u307e\u3061\u307e\u3068\u66f4\u65b0\u3057\u307e\u3059\u3002
\n \u3061\u307e\u3061\u307e\u66f4\u65b0\u306f\u3001\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306b\u3057\u3066\u3082OK\u3002\u3057\u306a\u304f\u3066\u3082OK\u3002\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u5fc5\u9808\uff08\u306b\u3059\u308b\u3068\u826f\u3044\uff09\u3002\n<\/p>\n

\n \u3053\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u3001MVC\u306b\u5f53\u3066\u306f\u3081\u308b\u3068\uff08\u3068\u3044\u3046\u304b\u3001\u30d9\u30fc\u30b9\u304cMVC\u306a\u306e\u3067\u3059\u3002\u3053\u306e\u30d1\u30bf\u30fc\u30f3\/\u8003\u3048\u65b9\u306f2000\u5e74\u9803\u304b\u3089\u4f7f\u3063\u3066\u3044\u308b\uff09\u3001\n<\/p>\n

\n \uff1c002\uff1e\n<\/p>\n

\n \"20100831_01.jpg\"<\/a>\n<\/p>\n

\n \u753b\u9762\u306e\u307b\u3046\u306f\u3001\u3044\u308f\u305a\u3082\u304c\u306a\u306e\u300cView\u300d\u3001
\n \u53c2\u7167\u7cfb\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u90e8\u5206\u306f\u3001\u300cModel\u300d\u3001
\n \u66f4\u65b0\u7cfb\u306f\u76f4\u63a5\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u6271\u3046\uff08SqlCommand\u3067\uff09\u306e\u3067\u300cController\u300d\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002\n<\/p>\n

\n \u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u7cfb\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b\u5834\u5408\u3001VB6\uff08.NET\u306b\u3042\u3089\u305a\uff09\u306e\u9803\u306f\u3001\u3053\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u6271\u3046\u90e8\u5206\u304cView\u306b\u5206\u6563\u3057\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u5b9f\u969b\u306e\u958b\u767a\uff08\u591a\u4eba\u6570\u306e\u958b\u767a\uff09\u3067\u306f\u3001\u3082\u3046\u3072\u3068\u5de5\u592b\u5fc5\u8981\u3067\u3059\u3002\n<\/p>\n

\n \u958b\u767a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u7279\u6027\u3068\u3057\u3066\u3001\u5168\u3066\u30d9\u30c6\u30e9\u30f3\u30d7\u30ed\u30b0\u30e9\u30de\u3067\u63c3\u3048\u3089\u3048\u308b\u3053\u3068\u306f\u307e\u308c\u3067\u3059\u3002\u3068\u3044\u3046\u304b\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3050\u3089\u3044\u3057\u304b\u306a\u3044\u3067\u3057\u3087\u3046\u3002\u696d\u52d9\u306e\u5834\u5408\u306f\u5fc5\u305a\u300c\u65b0\u4eba\u300d\u3068\u300c\u30d9\u30c6\u30e9\u30f3\uff08\u4e2d\u5805\uff09\u300d\u304c\u3044\u307e\u3059\u3002
\n \u305d\u3046\u3059\u308b\u3068\u3001\u65b0\u4eba\u3068\u4e2d\u5805\u306e\u6280\u8853\u5dee\u304c\u3042\u308a\u307e\u3059\u3002\u3042\u3063\u3066\u5f53\u7136\u3067\u3059\u3002\n<\/p>\n

\n \u306a\u306e\u3067\u3001\u3053\u306e\u6280\u8853\u5dee\u3092\u3046\u307e\u304f\u6d3b\u304b\u3059\u305f\u3081\u306b\u3001\u6b21\u306e\u3088\u3046\u306b\u914d\u7f6e\u3092\u3057\u307e\u3059\u3002\n<\/p>\n

\n \uff1c003\uff1e\n<\/p>\n

\n \"20100831_03.jpg\"<\/a>\n<\/p>\n

\n \u65b0\u4eba\u306f\u753b\u9762\u5074\u3092\u62c5\u5f53\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u65b0\u4eba\u306e\u5f3e\u304f\u30b9\u30ad\u30eb\u3067\u306f\u3001\u753b\u9762\u3001SQL\u306a\u3069\u306e\u4e21\u65b9\u3092\u3053\u306a\u3059\u306e\u304c\u96e3\u3057\u3044\u3068\u3044\u3046\u70b9\u3002\u9577\u671f\u306b\u7d9a\u3044\u3066\u3044\u305f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3060\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5468\u308a\u306f\u65e2\u306b\u793e\u5185\u306b\u3044\u308b\u4eba\u9593\u3057\u304b\u308f\u304b\u3089\u306a\u3044\u3068\u3044\u3046\u72b6\u614b\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u899a\u3048\u308b\u3053\u3068\u304c\u591a\u3059\u304e\u308b\u306e\u3067\u3001\u3067\u304d\u308b\u3060\u3051\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u9060\u304f\u306b\u7f6e\u304f\u305f\u3081\u3067\u3059\u3002
\n \u306a\u306e\u3067\u3001\u4e2d\u5805\u3001\u30d9\u30c6\u30e9\u30f3\u306f\u3001\u65b0\u4eba\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u6271\u3048\u308b\u3088\u3046\u306b\u300cDAO\uff08Data Access Object\uff09\u300d\u3092\u4f5c\u308a\u307e\u3059\u3002\u3053\u306eDAO\u306f\u3001O\/R\u30de\u30c3\u30d4\u30f3\u30b0\u3067\u3082\u826f\u3044\u3057\u3001\u5358\u306a\u308b\u95a2\u6570\u547c\u3073\u51fa\u3057\u3067\u3082\u3088\u3044\u3057\u3001\u624b\u9806\u66f8\u3067\u3082\u826f\u3044\u306e\u3067\u3059\u3002\u5f79\u76ee\u3068\u3057\u3066\u306f\u300c\u65b0\u4eba\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u9060\u304f\u306b\u7f6e\u304f\u300d\u305f\u3081\u3067\u3059\u3002\u65b0\u4eba\u306f\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u300d\u3092\u6271\u3044\u305f\u3044\u306e\u3067\u306f\u306a\u304f\u3001\u300c\u30c7\u30fc\u30bf\u300d\u3092\u6271\u3044\u305f\u3044\u306e\u3067\u3059\u304b\u3089\u3002\n<\/p>\n

\n DAO(Data Access Object)\u306e\u5229\u70b9\u306f\u3001\u3053\u306e\u307b\u304b\u306b\u3082\u3001\n<\/p>\n

\n \u30fb\u958b\u767a\u4e2d\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u304c\u5909\u308f\u3063\u3066\u3082\u3001DAO\u304c\u5438\u53ce\u3067\u304d\u308b\uff08\u53ef\u80fd\u6027\u304c\u3042\u308b\uff09\u3002
\n \u30fb\u30ef\u30f3\u30af\u30c3\u30b7\u30e7\u30f3\u3042\u308b\u306e\u3067\u3001\u5b9f\u884c\u30ed\u30b0\u304c\u3068\u308a\u3084\u3059\u3044\u3002
\n \u30fbView\u306b\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u306eSQL\u6587\u304c\u5206\u6563\u3059\u308b\u306e\u3092\u9632\u3050\u3002\n<\/p>\n

\n \u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002\n<\/p>\n

\n \u4e00\u4f8b\u3068\u3057\u3066\u306f\u3001\n<\/p>\n

\n

\n class DAO\u4f1a\u8a08\u60c5\u5831
\n {
\n  \/\/ \u30de\u30b9\u30bf\u30fc\u30c7\u30fc\u30bf\u306e\u53c2\u7167\u3068\u3057\u3066\u4f7f\u3046
\n  \/\/ \u76f4\u63a5\u4f7f\u3048\u308b\u3088\u3046\u306b\u516c\u958b\u3057\u3066\u3057\u307e\u3046
\n  public DataTable ds\u90e8\u7f72\u4e00\u89a7;
\n  public DataTable ds\u4f1a\u793e\u4e00\u89a7;
\n  public DataTable ds\u53d6\u5f15\u5148\u4e00\u89a7;\n <\/p>\n

\n  \/\/ \u66f4\u65b0\u7cfb\u306f\u30e1\u30bd\u30c3\u30c9\u3092\u7528\u610f\u3059\u308b\u3002
\n  public bool Update\u6708\u6b21( … );
\n  public bool Update\u65e5\u5831( … );
\n  \/\/ \u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\u5834\u5408\u3068\u304b
\n  public DataTable Get\u6708\u6b21\u4e00\u89a7( string \u500b\u4eba\u540d );
\n }\n <\/p>\n<\/blockquote>\n

\n \u306e\u3088\u3046\u306a\u30af\u30e9\u30b9\u3092\u7528\u610f\u3057\u3066\u304a\u3044\u3066\u3001\u65b0\u4eba\u306b\u306f\u3001\n<\/p>\n

\n

\n
\n list\u90e8\u7f72\u4e00\u89a7.DataSource = \u4f1a\u8a08\u60c5\u5831.ds\u90e8\u7f72\u4e00\u89a7
\n list\u4f1a\u793e\u4e00\u89a7.DataSource = \u4f1a\u8a08\u60c5\u5831.ds\u4f1a\u793e\u4e00\u89a7
\n dv\u53d6\u5f15\u5148.DataSource = \u4f1a\u8a08\u60c5\u5831.ds\u53d6\u5f15\u5148\u4e00\u89a7\n <\/p>\n<\/blockquote>\n

\n \u3067\u753b\u9762\u3092\u8a2d\u5b9a\u3055\u305b\u3066\u3001\u4fdd\u5b58\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u305f\u3068\u304d\u306b\u3001\n<\/p>\n

\n

\n if ( \u4f1a\u8a08\u60c5\u5831.Update\u6708\u6b21( … ) == false )
\n {
\n  \/\/ \u4f55\u304b\u5931\u6557\u3057\u305f\u306e\u3067\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8
\n  return ;
\n }
\n \/\/ \u66f4\u65b0\u306b\u6210\u529f\u3057\u305f\n <\/p>\n<\/blockquote>\n

\n
\n \u306a\u611f\u3058\u3067\u4f7f\u3063\u3066\u8cb0\u3046\u3001\u3068\u3044\u3046\u5f62\u3067\u3059\u3002\n<\/p>\n

\n \u9069\u5b9c\u3001DAO\u306e\u7a2e\u985e\u306f\u5897\u3084\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7cfb\u3082DAO\u306b\u62bc\u3057\u8fbc\u3081\u308b\u3068\u3001\u753b\u9762\u304b\u3089\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u610f\u8b58\u3057\u306a\u304f\u3066\u3088\u304f\u306a\u308b\u306e\u3067\u4fbf\u5229\u3067\u3059\u3002\n<\/p>\n

\n Update\u7b49\u306e\u623b\u308a\u5024\u306f\u3001\u672c\u6765\u306f\u4f8b\u5916\u304c\u3044\u3044\u306e\u3067\u3057\u3087\u3046\u304c\u3001bool\u5024\u3068\u304b\u306b\u3059\u308b\u307b\u3046\u304c\u7d4c\u9a13\u7684\u306b\u9593\u9055\u3044\u304c\u5c11\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u65b0\u4eba\u306e\u300c\u6163\u308c\u300d\u306b\u3088\u3063\u3066\u9069\u5b9c\u4f5c\u308b\u3068\u826f\u3044\u304b\u3068\u3002\n<\/p>\n

\n \u3053\u306eDAO\u306e\u4f7f\u3044\u65b9\u3092\u3059\u308b\u3068\u3067\u3059\u306d\u3001\u5b9f\u306f\u30c6\u30b9\u30c8\u304c\u3057\u3084\u3059\u3044\u306e\u3067\u3059\u3002
\n DAO\u81ea\u4f53\u306b\u5b9f\u884c\u30ed\u30b0\u3092\u5165\u308c\u308b\u306e\u3082\u305d\u3046\u3067\u3059\u304c\u3001\u3046\u307e\u304f\u4f5c\u3063\u3066\u3084\u308b\u3068\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u3092DAO\u306b\u76f4\u63a5\u8aad\u307f\u8fbc\u307e\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n \u307e\u305f\u3001\u5358\u4f53\u3067DAO\u306e\u30c6\u30b9\u30c8\u304c\u53ef\u80fd\u306b\u306a\u308b\u306e\u3067\uff08MVC\u306e\u826f\u3044\u7279\u5fb4\u3068\u3057\u3066\uff09\u3001NUnit\u306a\u3069\u306eUnitTest\u304c\u4f7f\u3048\u307e\u3059\u3002\n<\/p>\n

\n \u3048\u3048\u3068\u3001\u4e00\u5fdc\u3001\u6b20\u70b9\u3082\u66f8\u304d\u4e26\u3079\u3066\u304a\u304f\u3068\u3001\u3053\u3093\u306a\u611f\u3058\u3067\u3059\u3002\n<\/p>\n

\n \u30fb\u30c6\u30fc\u30d6\u30eb\u3092\u5909\u66f4\u3057\u305f\u5834\u5408\u3001DAO\u3082\u66f8\u304d\u63db\u308f\u308b\u306e\u3067\u3001\u624b\u9593\u304c\u639b\u304b\u308b\u3002
\n \u3000\u2192\u3000\u5404\u753b\u9762\u306bSQL\u304c\u6563\u3089\u306a\u304f\u3066\u3044\u3044\u3051\u3069\u3001DAO\u304c\u4e00\u624b\u306b\u5f15\u304d\u53d7\u3051\u308b\u306e\u3067\u3002
\n \u30fb\u753b\u9762\u7cfb\u304c\u65e9\u304f\u7d42\u308f\u3063\u3066\u3001DAO\u304c\u51fa\u6765\u3066\u3044\u306a\u3044\u3068\u30c6\u30b9\u30c8\u304c\u3067\u304d\u306a\u3044\u3002
\n \u3000\u3042\u308b\u3044\u306f\u3001DAO\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6c7a\u3081\u306a\u3044\u3068\u3001\u753b\u9762\u304c\u4f5c\u308c\u306a\u3044\u3002
\n \u3000\u2192\u3000\u3072\u3068\u307e\u305a\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3060\u3051\u5148\u306b\u4f5c\u3063\u3066\u3001\u4eee\u30d3\u30eb\u30c9\u3057\u3066\u30ea\u30ea\u30fc\u30b9\u3057\u307e\u3059\u3002
\n \u3000\u2192\u3000\u306a\u306e\u3067\u3001DAO\u3092\u4f7f\u3046\u5834\u5408\u306f\u3001\u8a2d\u8a08\u304c\u52dd\u8ca0\u3069\u3053\u308d\u3067\u3059\u3002
\n \u30fb\u753b\u9762\u304c\u8907\u6570\u793e\u306b\u5206\u304b\u308c\u308b\u6642\u306f\u3001DAO\u304c\u4f7f\u3044\u3065\u3089\u3044\u3002
\n \u3000\u2192\u3000DAO\u3092\u4f5c\u6210\u5c02\u9580\u306e\u4f1a\u793e\/\u4eba\u304c\u3044\u308c\u3070\u3044\u3044\u306e\u3067\u3059\u304c\u3001\u8acb\u8ca0\u3067\u6570\u793e\u306b\u5206\u304b\u308c\u308b\u3068\u5927\u62b5\u7834\u7dbb\u3057\u307e\u3059\u3002
\n \u3000\u2192\u3000\u306a\u306e\u3067\u3001\u300c\u8eab\u3092\u5b88\u308b\u305f\u3081\u306b\u300d\u81ea\u793e\u3060\u3051\u3053\u3063\u305d\u308aDAO\u5f62\u5f0f\u3092\u4f7f\u3046\u3001\u3068\u3044\u3046\u306e\u304c\u30d9\u30bf\u30fc\u3067\u3059\u3002\n<\/p>\n

\n \u5148\u65e5\u306e\u30c9\u30c3\u30c8\u30cd\u30c3\u30c8\u30e9\u30dc\u306e\u61c7\u89aa\u4f1a\u3067\u3082\u611a\u75f4\u308a\u307e\u3057\u305f\u304c\u3001\u7406\u60f3\u7684\u306b\u306f\u300cDBA\uff08\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u8005\uff09\u300d\u304c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u5468\u308a\u3092\u4f5c\u308c\u3070\u3088\u3044\u306e\u3067\u3059\u304c\u3001\u73fe\u5b9f\u554f\u984c\u3068\u3057\u3066\u65e5\u672c\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u696d\u754c\u3067\u306f\u7121\u7406\u3067\u3059\u3002\u5927\u898f\u6a21\u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\u3001\u5143\u8acb\u3051\u4f1a\u793e\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5468\u308a\u3092\u6271\u3046\u3053\u3068\u304c\u591a\u304f\u3001\u753b\u9762\u3084\u305d\u306e\u4ed6\u306e\u5272\u308a\u632f\u308a\u3092\u5b50\u4f1a\u793e\/\u5b6b\u4f1a\u793e\u306b\u632f\u308a\u307e\u3059\u3002\u306a\u306e\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5468\u308a\uff08\u672c\u6765DAO\u306e\u90e8\u5206\uff09\u3068\u753b\u9762\u7cfb\u306e\u90e8\u5206\u304c\u3001\u4f1a\u793e\/\u5951\u7d04\u3068\u3057\u3066\u5206\u96e2\u3055\u308c\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u300c\u5927\u624b\u306e\u65b0\u4ebaSE\u304cDBA\u300d\u3092\u62c5\u5f53\u3059\u308b\u3068\u3044\u3046\u4e8b\u614b\u304c\u767a\u751f\u3057\u307e\u3059\u3057\u3001\u8acb\u8ca0\u2192\u767a\u6ce8\u5143\u3068\u3044\u3046\u8981\u6c42\u306e\u901a\u308a\u306b\u304f\u3044\u30e9\u30a4\u30f3\u304c\u90aa\u9b54\u3092\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002
\n \u3068\u3044\u3046\u8a33\u3067\u3001\u300cDBA\u300d\u3092\u524d\u63d0\u3068\u3057\u3066\u3044\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u6280\u8853\u306f\u3061\u3087\u3063\u3068\u7591\u554f\u306a\u306e\u3067\u3059\u306a\u3041\u3001\u3068\u3002\n<\/p>\n

\n \u307e\u3001\u305d\u308c\u306f\u514e\u3082\u89d2\u3001\u73fe\u5b9f\u7684\u306a\u30e9\u30a4\u30f3\u3092\u63a2\u3055\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u308f\u3051\u3067\u3001\u6700\u8fd1\u3067\u306f\u3001\u5e78\u3044\u306a\u3053\u3068\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u307e\u3067\u3082\u4e38\u6295\u3052\u3059\u308b\u5834\u5408\u304c\u591a\u3044\u3057\u3001MySQL\u3092\u4f7f\u3063\u305f\u5c0f\u898f\u6a21\u306e\u958b\u767a\u306a\u3089\u3070\u3001\u3053\u306e\u624b\u6cd5\u304c\u4f7f\u3048\u307e\u3059\u3002
\n \u306e\u3067\u3001\u304a\u8a66\u3057\u3042\u308c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u30bf\u30a4\u30c8\u30eb\u306b\u300cMySQL\u300d\u3068\u3042\u308a\u307e\u3059\u304c\u3001\u65e7\u6765\u306eDataSet\/DataTable\u3092\u4f7f\u3046\u5834\u5408\u306e\u30b3\u30c4\u3001\u3068\u601d\u3063\u3066\u304f\u3060\u3055\u3044\u3002 # SQL to LINQ \u3084 ADO.NET Entity Framework \u3092\u4f7f\u3046\u5834\u5408\u306f\u3001\u3082\u3046\u3061\u3087 … \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":2794,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3,38],"tags":[],"class_list":["post-1317","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev","category-mysql"],"jetpack_featured_media_url":"https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2012\/01\/title-mysql.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/1317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/comments?post=1317"}],"version-history":[{"count":8,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/1317\/revisions"}],"predecessor-version":[{"id":2790,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/1317\/revisions\/2790"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media\/2794"}],"wp:attachment":[{"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=1317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=1317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=1317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}