{"id":40006,"date":"2026-08-08T08:23:44","date_gmt":"2026-08-07T23:23:44","guid":{"rendered":"https:\/\/www.ripla.co.jp\/blog\/?p=40006"},"modified":"2026-08-08T08:23:44","modified_gmt":"2026-08-07T23:23:44","slug":"entity-framework-cost","status":"publish","type":"post","link":"https:\/\/www.ripla.co.jp\/blog\/system\/entity-framework-cost\/","title":{"rendered":"Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u306e\u898b\u7a4d\u76f8\u5834\u3084\u8cbb\u7528\/\u30b3\u30b9\u30c8\/\u5024\u6bb5\u306b\u3064\u3044\u3066"},"content":{"rendered":"\n

Entity Framework\u3092\u4f7f\u3063\u305f\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306e\u521d\u671f\u8cbb\u7528\u306f\u3001\u5358\u6a5f\u80fd\u306e\u5c0f\u898f\u6a21\u958b\u767a\u3067150\u4e07\u301c500\u4e07\u5186\u3001\u90e8\u9580\u5411\u3051\u3067500\u4e07\u301c1,500\u4e07\u5186\u3001\u65e2\u5b58.NET\u5237\u65b0\u3084\u5168\u793e\u5229\u7528\u30671,500\u4e07\u301c5,000\u4e07\u5186\u304c\u4e00\u3064\u306e\u76ee\u5b89\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u306fEF\u5c02\u7528\u306e\u516c\u7684\u7d71\u8a08\u3067\u306f\u306a\u304f\u3001\u4e00\u822c\u7684\u306a\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u76f8\u5834\u3092EF Core\u63a1\u7528\u6848\u4ef6\u306b\u5f53\u3066\u306f\u3081\u305f\u63a8\u5b9a\u3067\u3059\u3002<\/p>\n\n\n\n

Entity Framework\uff08EF\uff09\u306f\u5b8c\u6210\u3057\u305f\u696d\u52d9\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u306f\u306a\u304f\u3001C#\u306a\u3069\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u3064\u306a\u3050ORM\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001EF\u306e\u5229\u7528\u6599\u91d1\u3060\u3051\u3067\u7dcf\u984d\u304c\u6c7a\u307e\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001EF\u3092\u7d44\u307f\u8fbc\u3093\u3060\u8ca9\u58f2\u7ba1\u7406\u30fb\u5728\u5eab\u7ba1\u7406\u30fb\u9867\u5ba2\u7ba1\u7406\u30fb\u7533\u8acb\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3092\u60f3\u5b9a\u3057\u3001\u8cbb\u7528\u76f8\u5834\u3001\u5185\u8a33\u3001\u5909\u52d5\u8981\u56e0\u3001\u958b\u767a\u671f\u9593\u3001\u898b\u7a4d\u3082\u308a\u306e\u898b\u65b9\u3001\u30b3\u30b9\u30c8\u6700\u9069\u5316\u306e\u30dd\u30a4\u30f3\u30c8\u30922026\u5e74\u6642\u70b9\u306e\u60c5\u5831\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u25bc\u5168\u4f53\u30ac\u30a4\u30c9\u306e\u8a18\u4e8b
\u30fbEntity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u306e\u5b8c\u5168\u30ac\u30a4\u30c9<\/a><\/p>\n\n\n\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u8cbb\u7528\u3092\u8003\u3048\u308b\u524d\u306b\u77e5\u3063\u3066\u304a\u304d\u305f\u3044\u3053\u3068<\/strong><\/h2>\n\n\n\n
\n
\n
\"Entity<\/figure>\n<\/div>\n<\/div>\n\n\n\n

\u6700\u521d\u306b\u62bc\u3055\u3048\u305f\u3044\u306e\u306f\u3001\u300cEntity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u300d\u3068\u3044\u3046\u8a00\u8449\u304c\u3001\u7279\u5b9a\u306e\u5b8c\u6210\u54c1\u3092\u6307\u3059\u308f\u3051\u3067\u306f\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u8cbb\u7528\u3092\u898b\u7a4d\u3082\u308b\u3068\u304d\u306f\u3001EF\u3092\u4f7f\u3046\u304b\u3069\u3046\u304b\u3060\u3051\u3067\u306a\u304f\u3001EF\u306e\u5468\u8fba\u306b\u3069\u306e\u3088\u3046\u306a\u696d\u52d9\u6a5f\u80fd\u3001\u753b\u9762\u3001\u9023\u643a\u3001\u904b\u7528\u74b0\u5883\u3092\u4f5c\u308b\u306e\u304b\u3092\u5206\u3051\u3066\u8003\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\n

EF\u306f\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u5c64\u3067\u3042\u308a\u3001\u753b\u9762\u3084\u696d\u52d9\u6a5f\u80fd\u305d\u306e\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

EF\u306f\u3001\u9867\u5ba2\u3084\u5546\u54c1\u3001\u53d7\u6ce8\u3001\u8acb\u6c42\u306a\u3069\u306e\u696d\u52d9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092C#\u306e\u30af\u30e9\u30b9\u3068\u3057\u3066\u6271\u3044\u3001SQL Server\u3001Azure SQL\u3001PostgreSQL\u306a\u3069\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u5bfe\u5fdc\u4ed8\u3051\u308b\u5f79\u5272\u3092\u62c5\u3044\u307e\u3059\u3002LINQ\u306b\u3088\u308b\u691c\u7d22\u3001\u5909\u66f4\u8ffd\u8de1\u3001\u767b\u9332\u30fb\u66f4\u65b0\u30fb\u524a\u9664\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30b9\u30ad\u30fc\u30de\u5909\u66f4\u3092\u7ba1\u7406\u3059\u308bMigrations\u306a\u3069\u304c\u4e3b\u306a\u6a5f\u80fd\u3067\u3059\u3002\u753b\u9762\u306fASP.NET Core\u3084Blazor\u3001API\u306fASP.NET Core\u3001\u8a8d\u8a3c\u3084\u6a29\u9650\u3001\u5e33\u7968\u3001\u30d0\u30c3\u30c1\u3001\u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u9023\u643a\u306f\u5225\u9014\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u3057\u305f\u304c\u3063\u3066\u3001\u300cEF\u3092\u4f7f\u3048\u3070\u5b89\u304f\u4f5c\u308c\u308b\u300d\u3068\u3044\u3046\u7406\u89e3\u306f\u6b63\u78ba\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u306e\u5b9a\u578b\u51e6\u7406\u3092\u6e1b\u3089\u305b\u308b\u53ef\u80fd\u6027\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u696d\u52d9\u30eb\u30fc\u30eb\u306e\u6574\u7406\u3001\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u306e\u8a2d\u8a08\u3001\u6a29\u9650\u3001\u4f8b\u5916\u51e6\u7406\u3001\u6027\u80fd\u8a66\u9a13\u3001\u79fb\u884c\u3001\u904b\u7528\u8a2d\u8a08\u306b\u306f\u5225\u306e\u5de5\u6570\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u8cbb\u7528\u306e\u4e2d\u5fc3\u306f\u3001\u6280\u8853\u540d\u3088\u308a\u3082\u696d\u52d9\u306e\u8907\u96d1\u3055\u3068\u3001\u3069\u3053\u307e\u3067\u54c1\u8cea\u3092\u6c42\u3081\u308b\u304b\u3067\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\n

EF Core\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u6599\u91d1\u3068\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u8cbb\u7528\u306f\u5206\u3051\u3066\u8003\u3048\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

EF Core\u306e\u516c\u5f0f\u30ea\u30dd\u30b8\u30c8\u30ea\u3067\u306f\u3001Microsoft\u304c\u4fdd\u5b88\u3059\u308bEF Core\u304cMIT\u30e9\u30a4\u30bb\u30f3\u30b9\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u3068\u6848\u5185\u3055\u308c\u3066\u3044\u307e\u3059\uff08\u51fa\u5178: dotnet\/efcore\u516c\u5f0fGitHub\u30ea\u30dd\u30b8\u30c8\u30ea\u30012026\u5e74\u78ba\u8a8d\uff09\u3002\u901a\u5e38\u306f\u3001EF Core\u305d\u306e\u3082\u306e\u306b\u30e6\u30fc\u30b6\u30fc\u6570\u3084\u30b5\u30fc\u30d0\u30fc\u6570\u306b\u5fdc\u3058\u305f\u30e9\u30a4\u30bb\u30f3\u30b9\u6599\u3092\u652f\u6255\u3046\u6599\u91d1\u4f53\u7cfb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u63a1\u7528\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u88fd\u54c1\u3001\u958b\u767a\u30c4\u30fc\u30eb\u3001\u30af\u30e9\u30a6\u30c9\u3001\u76e3\u8996\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u306b\u6599\u91d1\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u305f\u3068\u3048\u3070SQL Server\u3092\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u3067\u904b\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u30a8\u30c7\u30a3\u30b7\u30e7\u30f3\u3084\u30b3\u30a2\u6570\u3001\u30b5\u30fc\u30d0\u30fc\u69cb\u6210\u306b\u3088\u3063\u3066\u30e9\u30a4\u30bb\u30f3\u30b9\u30fb\u4fdd\u5b88\u8cbb\u304c\u5909\u308f\u308a\u307e\u3059\u3002Azure SQL\u306a\u3069\u306e\u30af\u30e9\u30a6\u30c9\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u6027\u80fd\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u901a\u4fe1\u3001\u5197\u9577\u5316\u306b\u3088\u3063\u3066\u6708\u984d\u304c\u5909\u52d5\u3057\u307e\u3059\u3002OSS\u306ePostgreSQL\u3092\u9078\u3093\u3067\u3082\u3001\u8a2d\u8a08\u3001\u76e3\u8996\u3001\u969c\u5bb3\u5bfe\u5fdc\u3001\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u8ab0\u304c\u62c5\u3046\u304b\u3068\u3044\u3046\u904b\u7528\u30b3\u30b9\u30c8\u306f\u6b8b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u8cbb\u7528\u306f\u3044\u304f\u3089\u3067\u3059\u304b\uff1f\u898f\u6a21\u5225\u306e\u76f8\u5834<\/strong><\/h2>\n\n\n\n
\n
\n
\"Entity<\/figure>\n<\/div>\n<\/div>\n\n\n\n

EF\u3092\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u5c64\u306b\u63a1\u7528\u3057\u305f\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u521d\u671f\u8cbb\u7528\u3092\u6a5f\u80fd\u6570\u3001\u5229\u7528\u8005\u6570\u3001\u30c7\u30fc\u30bf\u91cf\u3001\u65e2\u5b58\u8cc7\u7523\u3001\u5916\u90e8\u9023\u643a\u3001\u54c1\u8cea\u8981\u4ef6\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u898b\u308b\u3068\u5224\u65ad\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u91d1\u984d\u306f\u3001\u30ea\u30b5\u30fc\u30c1\u30ce\u30fc\u30c8\u306b\u8a18\u8f09\u3055\u308c\u305f\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u4e00\u822c\u306e\u76f8\u5834\u3068\u30012026\u5e74\u6642\u70b9\u306e\u53d7\u8a17\u958b\u767a\u76f8\u5834\u3092\u3082\u3068\u306b\u3057\u305f\u63a8\u5b9a\u30ec\u30f3\u30b8\u3067\u3059\u3002\u6848\u4ef6\u306e\u524d\u63d0\u3092\u7701\u3044\u305f\u307e\u307e\u3001\u91d1\u984d\u3060\u3051\u3092\u6bd4\u8f03\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\n

\u5c0f\u898f\u6a21PoC\u30fb\u5358\u6a5f\u80fd\u306e\u793e\u5185\u30b7\u30b9\u30c6\u30e0\u306f150\u4e07\u301c500\u4e07\u5186\u304c\u76ee\u5b89\u3067\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u5165\u529b\u30fb\u691c\u7d22\u30fb\u4e00\u89a7\u30fb\u8a73\u7d30\u30fb\u66f4\u65b0\u3068\u3044\u3063\u305fCRUD\u3092\u4e2d\u5fc3\u306b\u3001\u753b\u9762\u6570\u304c\u5c11\u306a\u304f\u3001\u65e2\u5b58\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u8907\u96d1\u306a\u9023\u643a\u304c\u306a\u3044\u5834\u5408\u306f\u3001150\u4e07\u301c500\u4e07\u5186\u7a0b\u5ea6\u304c\u521d\u671f\u8cbb\u7528\u306e\u76ee\u5b89\u306b\u306a\u308a\u307e\u3059\u3002\u958b\u767a\u671f\u9593\u306f1\u301c3\u304b\u6708\u7a0b\u5ea6\u304c\u60f3\u5b9a\u3055\u308c\u307e\u3059\u304c\u3001\u8a8d\u8a3c\u3001\u6a29\u9650\u3001CSV\u5165\u51fa\u529b\u3001\u5e33\u7968\u3001\u627f\u8a8d\u30eb\u30fc\u30c8\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u5bfe\u5fdc\u3092\u52a0\u3048\u308b\u3068\u7bc4\u56f2\u3092\u8d85\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u3053\u306e\u898f\u6a21\u3067\u306f\u3001Code First\u3067\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068Migrations\u3092\u6574\u5099\u3057\u3001ASP.NET Core\u3068EF Core\u3067\u5fc5\u8981\u306aAPI\u3084\u753b\u9762\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u5f0f\u304c\u5019\u88dc\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001PoC\u3060\u304b\u3089\u3068\u3044\u3063\u3066\u672c\u756a\u30c7\u30fc\u30bf\u3092\u76f4\u63a5\u4f7f\u3046\u3068\u3001\u500b\u4eba\u60c5\u5831\u306e\u53d6\u308a\u6271\u3044\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306e\u691c\u8a0e\u304c\u4e0d\u8db3\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u672c\u756a\u5229\u7528\u3092\u898b\u636e\u3048\u308b\u5834\u5408\u306f\u3001\u6700\u521d\u304b\u3089\u6700\u4f4e\u9650\u306e\u30ed\u30b0\u3001\u6a29\u9650\u3001\u30c6\u30b9\u30c8\u3001\u5f15\u304d\u7d99\u304e\u8cc7\u6599\u3092\u898b\u7a4d\u3082\u308a\u306b\u542b\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\n

\u90e8\u9580\u5411\u3051\u306e\u8ca9\u58f2\u30fb\u5728\u5eab\u30fb\u7533\u8acb\u30b7\u30b9\u30c6\u30e0\u306f500\u4e07\u301c1,500\u4e07\u5186\u304c\u76ee\u5b89\u3067\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u8907\u6570\u306e\u696d\u52d9\u30c6\u30fc\u30d6\u30eb\u3001\u30ed\u30fc\u30eb\u5225\u6a29\u9650\u3001\u627f\u8a8d\u3001\u5e33\u7968\u3001\u5916\u90e8API\u307e\u305f\u306fCSV\u9023\u643a\u3001\u521d\u56de\u306e\u30c7\u30fc\u30bf\u79fb\u884c\u3092\u542b\u3080\u90e8\u9580\u5411\u3051\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001500\u4e07\u301c1,500\u4e07\u5186\u7a0b\u5ea6\u304c\u76ee\u5b89\u306b\u306a\u308a\u307e\u3059\u3002\u958b\u767a\u671f\u9593\u306f3\u301c8\u304b\u6708\u7a0b\u5ea6\u304c\u4e00\u3064\u306e\u57fa\u6e96\u3067\u3059\u3002\u8ca9\u58f2\u7ba1\u7406\u306a\u3089\u53d7\u6ce8\u304b\u3089\u51fa\u8377\u30fb\u8acb\u6c42\u307e\u3067\u306e\u72b6\u614b\u9077\u79fb\u3001\u5728\u5eab\u7ba1\u7406\u306a\u3089\u5f15\u5f53\u30fb\u68da\u5378\u30fb\u8fd4\u54c1\u3001\u7533\u8acb\u30b7\u30b9\u30c6\u30e0\u306a\u3089\u4ee3\u7406\u627f\u8a8d\u3084\u7d44\u7e54\u6539\u7de8\u306a\u3069\u3001\u696d\u52d9\u30eb\u30fc\u30eb\u306e\u4f8b\u5916\u304c\u5897\u3048\u308b\u307b\u3069\u5de5\u6570\u304c\u5897\u3048\u307e\u3059\u3002<\/p>\n\n\n\n

\u3053\u306e\u4fa1\u683c\u5e2f\u3067\u306f\u3001\u753b\u9762\u306e\u4f5c\u6210\u6570\u3060\u3051\u3067\u306a\u304f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3068\u696d\u52d9\u30d5\u30ed\u30fc\u306e\u78ba\u8a8d\u304c\u91cd\u8981\u3067\u3059\u3002\u65e2\u5b58\u306eExcel\u3084Access\u304b\u3089\u79fb\u884c\u3059\u308b\u5834\u5408\u306f\u3001\u91cd\u8907\u3001\u8868\u8a18\u3086\u308c\u3001\u6b20\u640d\u3001\u904e\u53bb\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u671f\u9593\u3092\u8abf\u3079\u308b\u4f5c\u696d\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002EF Core\u306e\u30e2\u30c7\u30eb\u3092\u4f5c\u308b\u3060\u3051\u3067\u306f\u79fb\u884c\u54c1\u8cea\u306f\u4fdd\u8a3c\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u5909\u63db\u30eb\u30fc\u30eb\u3001\u79fb\u884c\u30ea\u30cf\u30fc\u30b5\u30eb\u3001\u4ef6\u6570\u7167\u5408\u3001\u5229\u7528\u90e8\u9580\u306b\u3088\u308b\u53d7\u5165\u78ba\u8a8d\u307e\u3067\u542b\u3081\u3066\u898b\u7a4d\u3082\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\n

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\u8907\u6570\u62e0\u70b9\u3067\u4f7f\u3046\u5168\u793e\u30b7\u30b9\u30c6\u30e0\u3001\u65e2\u5b58.NET\u8cc7\u7523\u306e\u5237\u65b0\u3001\u57fa\u5e79\u696d\u52d9\u3068\u306e\u9023\u643a\u3001\u5927\u91cf\u30c7\u30fc\u30bf\u3001\u76e3\u67fb\u30ed\u30b0\u3001\u969c\u5bb3\u5bfe\u7b56\u3001\u6bb5\u968e\u79fb\u884c\u307e\u3067\u542b\u3081\u308b\u5834\u5408\u306f\u30011,500\u4e07\u301c5,000\u4e07\u5186\u7a0b\u5ea6\u3001\u8981\u4ef6\u306b\u3088\u3063\u3066\u306f\u305d\u308c\u4ee5\u4e0a\u306b\u306a\u308a\u307e\u3059\u3002\u958b\u767a\u671f\u9593\u306f6\u301c15\u304b\u6708\u7a0b\u5ea6\u304c\u76ee\u5b89\u3067\u3059\u304c\u300124\u6642\u9593\u904b\u7528\u3001\u8907\u6570\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u3001\u53b3\u683c\u306aRTO\u30fbRPO\u3001\u8907\u6570\u306e\u5916\u90e8\u30b7\u30b9\u30c6\u30e0\u3092\u6c42\u3081\u308b\u6848\u4ef6\u3067\u306f\u300112\u301c24\u304b\u6708\u4ee5\u4e0a\u306b\u306a\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

2026\u5e747\u6708\u66f4\u65b0\u306eSIA\u682a\u5f0f\u4f1a\u793e\u306e\u6574\u7406\u3067\u306f\u3001\u53d7\u8a17\u958b\u767a\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u7dcf\u984d\u306f\u5c0f\u898f\u6a21\u3067500\u4e07\u301c1,200\u4e07\u5186\u3001\u4e2d\u898f\u6a21\u30672,000\u4e07\u301c6,000\u4e07\u5186\u3001\u5927\u898f\u6a21\u30676,000\u4e07\u5186\u301c1.5\u5104\u5186\u8d85\u3068\u3055\u308c\u3066\u3044\u307e\u3059\uff08\u51fa\u5178: SIA\u682a\u5f0f\u4f1a\u793e\u300c\u53d7\u8a17\u958b\u767a\u306e\u8cbb\u7528\u76f8\u5834\u300d\u30012026\u5e747\u6708\u66f4\u65b0\uff09\u3002\u753b\u9762\u6570\u3084\u5951\u7d04\u7bc4\u56f2\u3092\u57fa\u6e96\u306b\u3057\u305f\u76f8\u5834\u306e\u305f\u3081\u3001\u5358\u6a5f\u80fd\u306eEF\u6848\u4ef6\u306b\u305d\u306e\u307e\u307e\u9069\u7528\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5168\u793e\u898f\u6a21\u306e\u898b\u7a4d\u3082\u308a\u3092\u691c\u8a0e\u3059\u308b\u969b\u306e\u5225\u306e\u7269\u5dee\u3057\u3068\u3057\u3066\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u8cbb\u7528\u306e\u5185\u8a33\u3068\u6599\u91d1\u4f53\u7cfb<\/strong><\/h2>\n\n\n\n
\n
\n
\"Entity<\/figure>\n<\/div>\n<\/div>\n\n\n\n

\u898b\u7a4d\u66f8\u306b\u300c\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u4e00\u5f0f\u300d\u3068\u3060\u3051\u66f8\u304b\u308c\u3066\u3044\u308b\u3068\u3001\u3069\u306e\u4f5c\u696d\u306b\u3044\u304f\u3089\u304b\u304b\u308b\u306e\u304b\u3092\u5224\u65ad\u3067\u304d\u307e\u305b\u3093\u3002EF\u6848\u4ef6\u3067\u306f\u3001\u8981\u4ef6\u5b9a\u7fa9\u3001\u696d\u52d9\u30fb\u30c7\u30fc\u30bf\u8a2d\u8a08\u3001\u74b0\u5883\u69cb\u7bc9\u3001\u5b9f\u88c5\u3001\u30c6\u30b9\u30c8\u3001\u79fb\u884c\u3001\u6559\u80b2\u3001\u904b\u7528\u4fdd\u5b88\u3092\u5206\u3051\u3001EF Core\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u7d0d\u54c1\u7269\u3001\u524d\u63d0\u6761\u4ef6\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n

\n

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\u8981\u4ef6\u5b9a\u7fa9\u3067\u306f\u3001\u8ab0\u304c\u3001\u3044\u3064\u3001\u3069\u306e\u30c7\u30fc\u30bf\u3092\u767b\u9332\u3057\u3001\u3069\u306e\u6761\u4ef6\u3067\u627f\u8a8d\u30fb\u66f4\u65b0\u30fb\u53d6\u6d88\u3092\u884c\u3046\u306e\u304b\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5229\u7528\u8005\u306e\u5f79\u5272\u3001\u7d44\u7e54\u5909\u66f4\u3001\u30c7\u30fc\u30bf\u4fdd\u5b58\u671f\u9593\u3001\u5916\u90e8\u9023\u643a\u3001\u30d4\u30fc\u30af\u6642\u306e\u4ef6\u6570\u3001\u969c\u5bb3\u6642\u306e\u5fa9\u65e7\u76ee\u6a19\u307e\u3067\u78ba\u8a8d\u3057\u307e\u3059\u3002\u3053\u3053\u304c\u66d6\u6627\u306a\u307e\u307e\u958b\u767a\u3092\u59cb\u3081\u308b\u3068\u3001\u5f8c\u304b\u3089\u4ed5\u69d8\u5909\u66f4\u304c\u9023\u7d9a\u3057\u3001EF\u306e\u30e2\u30c7\u30eb\u3084Migrations\u3001API\u3001\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u3092\u4f5c\u308a\u76f4\u3059\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u30c7\u30fc\u30bf\u8a2d\u8a08\u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u5236\u7d04\u3001\u5c65\u6b74\u3001\u8ad6\u7406\u524a\u9664\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u500b\u4eba\u60c5\u5831\u306e\u5206\u96e2\u306a\u3069\u3092\u6c7a\u3081\u307e\u3059\u3002\u65e2\u5b58\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u6b63\u3068\u306a\u308b\u5834\u5408\u306fDatabase First\u3084Scaffold\u3092\u4f7f\u3046\u9078\u629e\u80a2\u304c\u3042\u308a\u3001\u65b0\u898f\u306b\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3092\u8a2d\u8a08\u3059\u308b\u5834\u5408\u306fCode First\u3068Migrations\u304c\u5019\u88dc\u306b\u306a\u308a\u307e\u3059\u3002\u3069\u3061\u3089\u3092\u63a1\u7528\u3057\u3066\u3082\u3001\u696d\u52d9\u30eb\u30fc\u30eb\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u3069\u3061\u3089\u3067\u62c5\u4fdd\u3059\u308b\u304b\u3092\u6c7a\u3081\u308b\u4f5c\u696d\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n

\n

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\u30c6\u30b9\u30c8\u3067\u306f\u3001\u5358\u4f53\u30c6\u30b9\u30c8\u3060\u3051\u3067\u306a\u304f\u3001\u8907\u6570\u30c6\u30fc\u30d6\u30eb\u306e\u6574\u5408\u6027\u3001\u6a29\u9650\u5225\u306e\u64cd\u4f5c\u3001\u540c\u6642\u66f4\u65b0\u3001\u30d4\u30fc\u30af\u6642\u306e\u8ca0\u8377\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304b\u3089\u306e\u5fa9\u5143\u3001\u969c\u5bb3\u6642\u306e\u518d\u5b9f\u884c\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u79fb\u884c\u3067\u306f\u3001\u5909\u63db\u524d\u5f8c\u306e\u4ef6\u6570\u30fb\u91d1\u984d\u30fb\u65e5\u4ed8\u30fb\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u7167\u5408\u3057\u3001\u672c\u756a\u79fb\u884c\u306e\u30ea\u30cf\u30fc\u30b5\u30eb\u3092\u884c\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u524a\u308b\u3068\u521d\u671f\u898b\u7a4d\u3082\u308a\u306f\u4e0b\u304c\u308a\u307e\u3059\u304c\u3001\u7a3c\u50cd\u5f8c\u306e\u969c\u5bb3\u3001\u624b\u623b\u308a\u3001\u5229\u7528\u90e8\u9580\u306e\u78ba\u8a8d\u8ca0\u62c5\u304c\u5897\u3048\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\n

\u30af\u30e9\u30a6\u30c9\u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30fb\u4fdd\u5b88\u306e\u30e9\u30f3\u30cb\u30f3\u30b0\u30b3\u30b9\u30c8\u3082\u78ba\u8a8d\u3057\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u7a3c\u50cd\u5f8c\u306f\u3001Azure App Service\u3084\u30b3\u30f3\u30c6\u30ca\u3001Azure SQL\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u76e3\u8996\u3001\u30ed\u30b0\u4fdd\u7ba1\u3001\u30e1\u30fc\u30eb\u914d\u4fe1\u3001WAF\u306a\u3069\u306e\u6599\u91d1\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u30af\u30e9\u30a6\u30c9\u6599\u91d1\u306f\u3001\u5229\u7528\u8005\u6570\u3060\u3051\u3067\u306a\u304f\u3001\u30c7\u30fc\u30bf\u91cf\u3001CPU\u30fb\u30e1\u30e2\u30ea\u3001\u540c\u6642\u63a5\u7d9a\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4e16\u4ee3\u6570\u3001\u53ef\u7528\u6027\u69cb\u6210\u3001\u901a\u4fe1\u91cf\u3067\u5909\u308f\u308a\u307e\u3059\u3002\u958b\u767a\u6642\u306e\u5c0f\u3055\u306a\u74b0\u5883\u3092\u305d\u306e\u307e\u307e\u672c\u756a\u3078\u62e1\u5927\u3059\u308b\u3068\u306f\u9650\u3089\u306a\u3044\u305f\u3081\u3001\u5e73\u5e38\u6642\u3068\u30d4\u30fc\u30af\u6642\u306e\u60f3\u5b9a\u3092\u5206\u3051\u3066\u8a66\u7b97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u4fdd\u5b88\u8cbb\u306f\u3001SIA\u682a\u5f0f\u4f1a\u793e\u306e2026\u5e747\u6708\u66f4\u65b0\u60c5\u5831\u3067\u306f\u3001\u65b0\u898f\u958b\u767a\u8cbb\u306e\u5e7415\u301c25\uff05\u304c\u76ee\u5b89\u3068\u3055\u308c\u3066\u3044\u307e\u3059\uff08\u51fa\u5178: SIA\u682a\u5f0f\u4f1a\u793e\u300c\u53d7\u8a17\u958b\u767a\u306e\u8cbb\u7528\u76f8\u5834\u300d\u30012026\u5e747\u6708\u66f4\u65b0\uff09\u3002\u3053\u306e\u30ec\u30f3\u30b8\u306b\u306f\u3001\u554f\u3044\u5408\u308f\u305b\u3001\u969c\u5bb3\u5bfe\u5fdc\u3001\u8106\u5f31\u6027\u5bfe\u5fdc\u3001.NET\u30fbEF Core\u306e\u66f4\u65b0\u3001\u76e3\u8996\u3001\u8efd\u5fae\u306a\u6539\u4fee\u3092\u3069\u3053\u307e\u3067\u542b\u3080\u304b\u3067\u5dee\u304c\u51fa\u307e\u3059\u3002EF Core 10\u3078\u66f4\u65b0\u3059\u308b\u5834\u5408\u3082\u3001\u4e92\u63db\u6027\u78ba\u8a8d\u3001SQL\u306e\u5b9f\u884c\u8a08\u753b\u6bd4\u8f03\u3001Migrations\u306e\u691c\u8a3c\u3001\u30ea\u30ea\u30fc\u30b9\u624b\u9806\u304c\u5fc5\u8981\u306b\u306a\u308b\u305f\u3081\u3001\u66f4\u65b0\u8cbb\u3092\u30bc\u30ed\u3068\u8003\u3048\u306a\u3044\u3053\u3068\u304c\u5b89\u5168\u3067\u3059\u3002<\/p>\n\n\n\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u306e\u9032\u3081\u65b9\u3068\u671f\u9593<\/strong><\/h2>\n\n\n\n
\n
\n
\"Entity<\/figure>\n<\/div>\n<\/div>\n\n\n\n

\u958b\u767a\u671f\u9593\u306f\u3001EF\u3092\u4f7f\u3046\u304b\u3089\u77ed\u304f\u306a\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5bfe\u8c61\u696d\u52d9\u3092\u3069\u3053\u307e\u3067\u6574\u7406\u3057\u3001\u65e2\u5b58\u8cc7\u7523\u3084\u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u3092\u3069\u306e\u7a0b\u5ea6\u6271\u3046\u304b\u3067\u6c7a\u307e\u308a\u307e\u3059\u3002\u5c0f\u898f\u6a21PoC\u306a\u30891\u301c3\u304b\u6708\u3001\u90e8\u9580\u5411\u3051\u306a\u30893\u301c8\u304b\u6708\u3001\u65e2\u5b58.NET\u5237\u65b0\u3084\u5168\u793e\u30b7\u30b9\u30c6\u30e0\u306a\u30896\u301c15\u304b\u6708\u4ee5\u4e0a\u3092\u76ee\u5b89\u306b\u3057\u3001\u5de5\u7a0b\u3054\u3068\u306e\u6210\u679c\u7269\u3068\u610f\u601d\u6c7a\u5b9a\u8005\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\n

\u8981\u4ef6\u5b9a\u7fa9\u3067\u306fEF\u3092\u5148\u306b\u6c7a\u3081\u305a\u3001\u696d\u52d9\u3068\u975e\u6a5f\u80fd\u8981\u4ef6\u3092\u6574\u7406\u3057\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u8981\u4ef6\u5b9a\u7fa9\u3067\u306f\u3001\u696d\u52d9\u30d5\u30ed\u30fc\u3001\u5bfe\u8c61\u30c7\u30fc\u30bf\u3001\u5229\u7528\u8005\u30fb\u6a29\u9650\u3001\u627f\u8a8d\u3001\u5e33\u7968\u3001\u9023\u643a\u5148\u3001\u79fb\u884c\u5bfe\u8c61\u3001\u4fdd\u5b58\u671f\u9593\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u52a0\u3048\u3066\u3001\u30d4\u30fc\u30af\u6642\u306e\u540c\u6642\u63a5\u7d9a\u6570\u30011\u65e5\u3042\u305f\u308a\u306e\u767b\u9332\u4ef6\u6570\u3001\u691c\u7d22\u5fdc\u7b54\u6642\u9593\u3001\u969c\u5bb3\u6642\u306e\u5fa9\u65e7\u6642\u9593\u3068\u5fa9\u65e7\u6642\u70b9\u3001\u76e3\u67fb\u30ed\u30b0\u306e\u4fdd\u5b58\u671f\u9593\u3092\u6c7a\u3081\u307e\u3059\u3002\u3053\u308c\u3089\u304c\u6c7a\u307e\u308b\u3068\u3001SQL\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u5197\u9577\u5316\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u5fc5\u8981\u6027\u3092\u5177\u4f53\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u65b0\u898fWeb\u30b7\u30b9\u30c6\u30e0\u3067\u306fASP.NET Core\u3001EF Core\u3001SQL Server\u307e\u305f\u306fAzure SQL\u3001PostgreSQL\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u69cb\u6210\u304c\u5019\u88dc\u306b\u306a\u308a\u307e\u3059\u3002\u65e2\u5b58\u306e.NET Framework\u8cc7\u7523\u3092\u4f7f\u3044\u7d9a\u3051\u308b\u5834\u5408\u306fEF6\u304c\u6b8b\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u65b0\u898f\u306bEF Core 10\u3092\u63a1\u7528\u3059\u308b\u5834\u5408\u306f.NET 10 SDK\u3068\u30e9\u30f3\u30bf\u30a4\u30e0\u304c\u5fc5\u8981\u3067\u3001.NET Framework\u3067\u306f\u52d5\u4f5c\u3057\u307e\u305b\u3093\uff08\u51fa\u5178: Microsoft Learn\u300cWhat’s New in EF Core 10\u300d\u30012025\u5e7411\u6708\u30ea\u30ea\u30fc\u30b9\u60c5\u5831\uff09\u3002\u65e2\u5b58\u30b3\u30fc\u30c9\u3001\u5229\u7528\u4e2d\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3001\u5468\u8fba\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u4e92\u63db\u6027\u3092\u78ba\u8a8d\u3057\u3066\u304b\u3089\u9078\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\n

\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3067\u306fCode First\u3068Database First\u3092\u4f7f\u3044\u5206\u3051\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u65b0\u898f\u696d\u52d9\u3092\u6574\u7406\u3057\u306a\u304c\u3089\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u3092\u4f5c\u308b\u5834\u5408\u306fCode First\u304c\u5411\u3044\u3066\u3044\u307e\u3059\u3002C#\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3084\u8a2d\u5b9a\u304b\u3089\u30b9\u30ad\u30fc\u30de\u3092\u7ba1\u7406\u3057\u3001Migrations\u306e\u5c65\u6b74\u3092\u30b3\u30fc\u30c9\u3068\u4e00\u7dd2\u306b\u30ec\u30d3\u30e5\u30fc\u3067\u304d\u308b\u305f\u3081\u3067\u3059\u3002\u4e00\u65b9\u3001\u65e2\u5b58\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u696d\u52d9\u306e\u6b63\u3068\u306a\u3063\u3066\u3044\u3066\u3001\u30c6\u30fc\u30d6\u30eb\u3084\u5236\u7d04\u3092\u5148\u306b\u7dad\u6301\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306fDatabase First\u3084Scaffold\u3092\u4f7f\u3044\u3001\u751f\u6210\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3092\u305d\u306e\u307e\u307e\u696d\u52d9\u5c64\u3078\u5e83\u3052\u306a\u3044\u8a2d\u8a08\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n

\u8907\u96d1\u306a\u96c6\u8a08\u3084\u6027\u80fd\u304c\u91cd\u8981\u306a\u51e6\u7406\u3092\u3059\u3079\u3066LINQ\u306b\u5bc4\u305b\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5b9f\u884c\u8a08\u753b\u3092\u78ba\u8a8d\u3057\u305f\u3046\u3048\u3067\u3001\u30d3\u30e5\u30fc\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u5316\u3057\u305fSQL\u3001\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3001Dapper\u306a\u3069\u3092\u9650\u5b9a\u7684\u306b\u4f75\u7528\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001FromSqlRaw\u3078\u52d5\u7684\u306a\u6587\u5b57\u5217\u3092\u9023\u7d50\u3059\u308b\u3068SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306e\u5371\u967a\u304c\u751f\u3058\u307e\u3059\u3002\u751fSQL\u3092\u4f7f\u3046\u7b87\u6240\u306f\u5165\u529b\u5024\u306e\u6271\u3044\u3001\u6a29\u9650\u3001\u30ec\u30d3\u30e5\u30fc\u3001\u30c6\u30b9\u30c8\u3092\u898b\u7a4d\u3082\u308a\u306b\u542b\u3081\u307e\u3059\u3002<\/p>\n\n\n\n

\n

\u30c6\u30b9\u30c8\u30fb\u79fb\u884c\u30fb\u30ea\u30ea\u30fc\u30b9\u5f8c\u306e\u6539\u5584\u307e\u3067\u3092\u4e00\u3064\u306e\u8a08\u753b\u306b\u3057\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u30c6\u30b9\u30c8\u3067\u306f\u3001\u6a5f\u80fd\u306e\u6b63\u3057\u3055\u3060\u3051\u3067\u306a\u304f\u3001\u540c\u6642\u66f4\u65b0\u6642\u306e\u6574\u5408\u6027\u3001\u691c\u7d22\u901f\u5ea6\u3001\u6a29\u9650\u9038\u8131\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5fa9\u5143\u3001\u30ed\u30b0\u306e\u8ffd\u8de1\u6027\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u79fb\u884c\u306f\u3001\u691c\u8a3c\u74b0\u5883\u3067\u306e\u8a66\u884c\u3001\u79fb\u884c\u5f8c\u306e\u4ef6\u6570\u7167\u5408\u3001\u5229\u7528\u90e8\u9580\u306e\u53d7\u5165\u3001\u672c\u756a\u5207\u66ff\u3001\u5207\u308a\u623b\u3057\u624b\u9806\u3092\u6bb5\u968e\u5316\u3057\u307e\u3059\u3002\u30ea\u30ea\u30fc\u30b9\u5f53\u65e5\u306b\u521d\u3081\u3066\u5927\u91cf\u30c7\u30fc\u30bf\u3092\u6d41\u3059\u8a08\u753b\u3067\u306f\u3001EF\u306eSQL\u751f\u6210\u3084\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u60f3\u5b9a\u901a\u308a\u3067\u3082\u3001\u6642\u9593\u8d85\u904e\u304c\u8d77\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u7a3c\u50cd\u5f8c\u306f\u3001Application Insights\u306a\u3069\u306e\u76e3\u8996\u3001\u9045\u3044\u30af\u30a8\u30ea\u306e\u691c\u51fa\u3001\u30a8\u30e9\u30fc\u7387\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u7d50\u679c\u3092\u78ba\u8a8d\u3057\u3001\u5229\u7528\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u6539\u5584\u3057\u307e\u3059\u3002\u77ed\u7d0d\u671f\u3092\u512a\u5148\u3059\u308b\u3068\u304d\u3082\u3001\u4e3b\u8981\u696d\u52d9\u3092MVP\u3068\u3057\u3066\u5148\u306b\u7a3c\u50cd\u3055\u305b\u3001\u5f8c\u304b\u3089\u5e33\u7968\u3084\u88dc\u52a9\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u6a5f\u80fd\u3092\u524a\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u696d\u52d9\u4e0a\u306e\u512a\u5148\u9806\u4f4d\u3092\u6c7a\u3081\u3066\u6bb5\u968e\u5316\u3059\u308b\u3068\u3001\u4e88\u7b97\u3068\u7d0d\u671f\u3092\u7ba1\u7406\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u8cbb\u7528\u304c\u5909\u52d5\u3059\u308b\u4e3b\u306a\u8981\u56e0<\/strong><\/h2>\n\n\n\n
\n
\n
\"Entity<\/figure>\n<\/div>\n<\/div>\n\n\n\n

\u540c\u3058EF Core\u3092\u4f7f\u3063\u3066\u3044\u3066\u3082\u3001\u898b\u7a4d\u3082\u308a\u91d1\u984d\u306f\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002\u7279\u306b\u5dee\u304c\u51fa\u3084\u3059\u3044\u306e\u306f\u3001\u8981\u4ef6\u5909\u66f4\u3001\u5916\u90e8\u9023\u643a\u3001\u65e2\u5b58\u30c7\u30fc\u30bf\u79fb\u884c\u3001\u6027\u80fd\u30fb\u53ef\u7528\u6027\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u7d0d\u671f\u3001\u5951\u7d04\u65b9\u5f0f\u3067\u3059\u3002\u6280\u8853\u30b9\u30bf\u30c3\u30af\u3092\u7d71\u4e00\u3059\u308b\u3060\u3051\u3067\u306f\u4fa1\u683c\u5dee\u3092\u8aac\u660e\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u898b\u7a4d\u66f8\u306e\u524d\u63d0\u6761\u4ef6\u3068\u30ea\u30b9\u30af\u5206\u62c5\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\n

EF6\u30fb\u53e4\u3044.NET\u30fb\u65e2\u5b58\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u306e\u79fb\u884c\u306f\u5de5\u6570\u304c\u5897\u3048\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u65e2\u5b58\u306eEF6\u3084.NET Framework\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092EF Core\u3078\u79fb\u884c\u3059\u308b\u5834\u5408\u3001\u540d\u524d\u7a7a\u9593\u3084API\u3092\u7f6e\u304d\u63db\u3048\u308b\u3060\u3051\u3067\u306f\u5b8c\u4e86\u3057\u307e\u305b\u3093\u3002\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306e\u9055\u3044\u3001\u672a\u5bfe\u5fdc\u6a5f\u80fd\u3001\u9045\u3044\u30af\u30a8\u30ea\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3001Lazy Loading\u3001\u65e5\u4ed8\u3084\u6587\u5b57\u30b3\u30fc\u30c9\u3001\u8a8d\u8a3c\u65b9\u5f0f\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u65e2\u5b58\u30b3\u30fc\u30c9\u3092\u52d5\u304b\u3059\u3060\u3051\u306e\u79fb\u884c\u3068\u3001\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3084\u753b\u9762\u3092\u6574\u7406\u3059\u308b\u5237\u65b0\u3067\u306f\u3001\u8cbb\u7528\u3082\u671f\u9593\u3082\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u65e2\u5b58\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7dad\u6301\u3059\u308b\u5834\u5408\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306e\u547d\u540d\u3084NULL\u306e\u6271\u3044\u3001\u8907\u5408\u30ad\u30fc\u3001\u30c8\u30ea\u30ac\u30fc\u3001\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u3068\u306e\u95a2\u4fc2\u3082\u8abf\u67fb\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u91cf\u304c\u591a\u3044\u3068\u3001\u79fb\u884c\u6642\u9593\u3068\u505c\u6b62\u6642\u9593\u306e\u5236\u7d04\u304c\u52a0\u308f\u308a\u307e\u3059\u3002\u898b\u7a4d\u3082\u308a\u3067\u306f\u3001\u73fe\u884c\u8cc7\u7523\u306e\u8abf\u67fb\u3001\u79fb\u884c\u65b9\u5f0f\u306e\u691c\u8a3c\u3001\u4e92\u63db\u6027\u306e\u78ba\u8a8d\u3001\u6bb5\u968e\u5207\u66ff\u3001\u65e7\u30b7\u30b9\u30c6\u30e0\u306e\u4e26\u884c\u7a3c\u50cd\u3092\u5225\u9805\u76ee\u306b\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n

\n

\u5916\u90e8\u9023\u643a\u30fb\u6027\u80fd\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8981\u6c42\u6c34\u6e96\u304c\u4fa1\u683c\u3092\u62bc\u3057\u4e0a\u3052\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u4f1a\u8a08\u3001\u8ca9\u58f2\u3001\u5728\u5eab\u3001\u52e4\u6020\u3001SaaS\u3001\u6c7a\u6e08\u3001\u8a8d\u8a3c\u57fa\u76e4\u306a\u3069\u3068\u306e\u9023\u643a\u304c\u5897\u3048\u308b\u3068\u3001API\u4ed5\u69d8\u306e\u78ba\u8a8d\u3001\u8a8d\u8a3c\u3001\u30ea\u30c8\u30e9\u30a4\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3001\u91cd\u8907\u9001\u4fe1\u3001\u969c\u5bb3\u6642\u306e\u518d\u51e6\u7406\u3001\u30c7\u30fc\u30bf\u7167\u5408\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u30022026\u5e747\u6708\u66f4\u65b0\u306eSIA\u682a\u5f0f\u4f1a\u793e\u306e\u6574\u7406\u3067\u306f\u3001\u5916\u90e8\u9023\u643a1\u672c\u3042\u305f\u308a5\u301c10\u4eba\u65e5\u3092\u898b\u8fbc\u3080\u8003\u3048\u65b9\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\uff08\u51fa\u5178: SIA\u682a\u5f0f\u4f1a\u793e\u300c\u53d7\u8a17\u958b\u767a\u306e\u8cbb\u7528\u76f8\u5834\u300d\u30012026\u5e747\u6708\u66f4\u65b0\uff09\u3002\u5b9f\u969b\u306e\u5de5\u6570\u306f\u4ed5\u69d8\u3068\u8a66\u9a13\u7bc4\u56f2\u3067\u5909\u308f\u308b\u305f\u3081\u3001\u9023\u643a\u672c\u6570\u3060\u3051\u3067\u6a5f\u68b0\u7684\u306b\u8a08\u7b97\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\u5927\u91cf\u30c7\u30fc\u30bf\u3084\u77ed\u3044\u5fdc\u7b54\u6642\u9593\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u8a08\u753b\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u30da\u30fc\u30b8\u30f3\u30b0\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u975e\u540c\u671f\u51e6\u7406\u3001\u8ca0\u8377\u8a66\u9a13\u306e\u8cbb\u7528\u304c\u52a0\u308f\u308a\u307e\u3059\u3002\u500b\u4eba\u60c5\u5831\u3084\u6a5f\u5bc6\u60c5\u5831\u3092\u6271\u3046\u5834\u5408\u306f\u3001\u6700\u5c0f\u6a29\u9650\u3001\u6697\u53f7\u5316\u3001\u30a2\u30af\u30bb\u30b9\u30fb\u64cd\u4f5c\u30ed\u30b0\u3001\u8106\u5f31\u6027\u5bfe\u5fdc\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u59d4\u8a17\u5148\u7ba1\u7406\u3082\u5fc5\u8981\u3067\u3059\u3002EF\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u5316\u306fSQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u5bfe\u7b56\u306b\u5f79\u7acb\u3061\u307e\u3059\u304c\u3001Raw SQL\u306e\u8a18\u8ff0\u3084DB\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u6a29\u9650\u307e\u3067\u81ea\u52d5\u3067\u5b89\u5168\u306b\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\n

\u77ed\u7d0d\u671f\u30fb\u8acb\u8ca0\u5951\u7d04\u30fb\u4f53\u5236\u306e\u9055\u3044\u3082\u898b\u7a4d\u3082\u308a\u306b\u53cd\u6620\u3055\u308c\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u7d0d\u671f\u3092\u77ed\u304f\u3059\u308b\u306b\u306f\u3001\u8907\u6570\u30c1\u30fc\u30e0\u306e\u4e26\u884c\u958b\u767a\u3001\u30ec\u30d3\u30e5\u30fc\u62c5\u5f53\u8005\u3001\u30c6\u30b9\u30c8\u74b0\u5883\u3001\u610f\u601d\u6c7a\u5b9a\u306e\u8fc5\u901f\u5316\u304c\u5fc5\u8981\u3067\u3059\u3002\u7121\u7406\u306b\u4eba\u54e1\u3060\u3051\u3092\u5897\u3084\u3059\u3068\u3001\u8a2d\u8a08\u306e\u91cd\u8907\u3084\u8abf\u6574\u30b3\u30b9\u30c8\u304c\u767a\u751f\u3057\u307e\u3059\u3002SIA\u682a\u5f0f\u4f1a\u793e\u306e2026\u5e747\u6708\u66f4\u65b0\u60c5\u5831\u3067\u3082\u3001\u6a19\u6e96\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306e70\uff05\u4ee5\u4e0b\u3092\u6c42\u3081\u308b\u3068\u3001\u4e26\u5217\u958b\u767a\u3084\u30d0\u30c3\u30d5\u30a1\u306b\u3088\u308a\u8cbb\u7528\u304c1.2\u301c1.4\u500d\u306b\u5897\u3048\u308b\u50be\u5411\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\uff08\u51fa\u5178: SIA\u682a\u5f0f\u4f1a\u793e\u300c\u53d7\u8a17\u958b\u767a\u306e\u8cbb\u7528\u76f8\u5834\u300d\u30012026\u5e747\u6708\u66f4\u65b0\uff09\u3002\u6848\u4ef6\u306e\u54c1\u8cea\u6761\u4ef6\u3092\u5909\u3048\u305a\u306b\u7d0d\u671f\u3060\u3051\u3092\u7e2e\u3081\u308b\u5834\u5408\u306e\u76ee\u5b89\u3068\u3057\u3066\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u8acb\u8ca0\u5951\u7d04\u3067\u306f\u5b8c\u6210\u8cac\u4efb\u3084\u4ed5\u69d8\u78ba\u5b9a\u306e\u7bc4\u56f2\u3092\u767a\u6ce8\u5074\u3068\u958b\u767a\u4f1a\u793e\u304c\u660e\u78ba\u306b\u3057\u3001\u6e96\u59d4\u4efb\u5951\u7d04\u3067\u306f\u4f5c\u696d\u6642\u9593\u3068\u4f53\u5236\u3092\u67d4\u8edf\u306b\u8abf\u6574\u3057\u3084\u3059\u3044\u4e00\u65b9\u3001\u6210\u679c\u7269\u3068\u9032\u6357\u7ba1\u7406\u306e\u8cac\u4efb\u5206\u62c5\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u5951\u7d04\u65b9\u5f0f\u3060\u3051\u3067\u5b89\u3044\u30fb\u9ad8\u3044\u3068\u6c7a\u3081\u305a\u3001\u4ed5\u69d8\u5909\u66f4\u3001\u53d7\u5165\u3001\u8ffd\u52a0\u4f5c\u696d\u3001\u969c\u5bb3\u5bfe\u5fdc\u3001\u77e5\u7684\u8ca1\u7523\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3068Migrations\u306e\u5f15\u304d\u6e21\u3057\u6761\u4ef6\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u8cbb\u7528\u3092\u6291\u3048\u308b\u30dd\u30a4\u30f3\u30c8<\/strong><\/h2>\n\n\n\n
\n
\n
\"Entity<\/figure>\n<\/div>\n<\/div>\n\n\n\n

\u30b3\u30b9\u30c8\u6700\u9069\u5316\u306f\u3001\u958b\u767a\u4f1a\u793e\u306e\u5358\u4fa1\u3092\u4e00\u5f8b\u306b\u4e0b\u3052\u308b\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5c06\u6765\u306e\u624b\u623b\u308a\u3084\u969c\u5bb3\u3092\u542b\u3081\u305f\u7dcf\u4fdd\u6709\u30b3\u30b9\u30c8\u3092\u898b\u306a\u304c\u3089\u3001\u696d\u52d9\u306e\u6a19\u6e96\u5316\u3001\u6bb5\u968e\u958b\u767a\u3001\u65e2\u5b58\u8cc7\u7523\u306e\u518d\u5229\u7528\u3001\u6027\u80fd\u8981\u4ef6\u306e\u512a\u5148\u9806\u4f4d\u4ed8\u3051\u3092\u884c\u3044\u307e\u3059\u3002EF\u3092\u4f7f\u3046\u3053\u3068\u81ea\u4f53\u3092\u76ee\u7684\u306b\u305b\u305a\u3001\u8cbb\u7528\u3092\u304b\u3051\u308b\u5834\u6240\u3068\u6291\u3048\u308b\u5834\u6240\u3092\u5206\u3051\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n

\n

\u4e00\u822c\u7684\u306a\u696d\u52d9\u306f\u6a19\u6e96\u5316\u3057\u3001\u72ec\u81ea\u6027\u306e\u9ad8\u3044\u696d\u52d9\u3078\u4e88\u7b97\u3092\u632f\u308a\u5411\u3051\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u7533\u8acb\u3001\u30de\u30b9\u30bf\u7ba1\u7406\u3001\u901a\u77e5\u3001\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406\u306a\u3069\u3001\u8907\u6570\u306e\u4f1a\u793e\u3067\u5171\u901a\u3057\u3084\u3059\u3044\u6a5f\u80fd\u306f\u3001\u65e2\u5b58\u30d1\u30c3\u30b1\u30fc\u30b8\u3084SaaS\u3001\u5171\u901a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5229\u7528\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002\u81ea\u793e\u306e\u7af6\u4e89\u529b\u306b\u76f4\u7d50\u3059\u308b\u696d\u52d9\u3084\u3001\u65e2\u88fd\u54c1\u3067\u306f\u5408\u308f\u306a\u3044\u8907\u96d1\u306a\u30eb\u30fc\u30eb\u3092EF Core\u306e\u72ec\u81ea\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u306a\u3089\u3001\u521d\u671f\u8cbb\u7528\u3092\u6291\u3048\u306a\u304c\u3089\u5dee\u5225\u5316\u9818\u57df\u3078\u6295\u8cc7\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u3059\u3079\u3066\u3092\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u5408\u308f\u305b\u308b\u3068\u73fe\u5834\u306e\u904b\u7528\u304c\u5d29\u308c\u3001\u3059\u3079\u3066\u3092\u30b9\u30af\u30e9\u30c3\u30c1\u306b\u3059\u308b\u3068\u4fdd\u5b88\u7bc4\u56f2\u304c\u5e83\u304c\u308a\u307e\u3059\u3002\u4e00\u822c\u6a5f\u80fd\u306f\u30d1\u30c3\u30b1\u30fc\u30b8\u3001\u72ec\u81ea\u753b\u9762\u3084\u30c7\u30fc\u30bf\u9023\u643a\u306fASP.NET Core\u3068EF Core\u3068\u3044\u3046\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u3082\u5019\u88dc\u306b\u306a\u308a\u307e\u3059\u3002\u63a1\u7528\u65b9\u5f0f\u3092\u6c7a\u3081\u308b\u3068\u304d\u306f\u3001\u521d\u671f\u8cbb\u7528\u3060\u3051\u3067\u306a\u304f\u3001\u6708\u984d\u3001\u62e1\u5f35\u8cbb\u3001\u30c7\u30fc\u30bf\u9023\u643a\u3001\u62c5\u5f53\u4f1a\u793e\u3092\u5909\u66f4\u3059\u308b\u5834\u5408\u306e\u5f15\u304d\u7d99\u304e\u3084\u3059\u3055\u3082\u6bd4\u8f03\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\n

MVP\u30fb\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30fb\u81ea\u52d5\u5316\u3067\u521d\u671f\u5de5\u6570\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3057\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u6700\u521d\u306e\u30ea\u30ea\u30fc\u30b9\u3067\u306f\u3001\u4e3b\u8981\u696d\u52d9\u3092\u6b62\u3081\u306a\u3044\u305f\u3081\u306b\u5fc5\u8981\u306a\u767b\u9332\u3001\u691c\u7d22\u3001\u627f\u8a8d\u3001\u51fa\u529b\u306a\u3069\u3092\u512a\u5148\u3057\u3001\u5229\u7528\u7387\u306e\u4f4e\u3044\u9ad8\u5ea6\u306a\u5e33\u7968\u3084\u7d30\u304b\u306a\u8868\u793a\u8a2d\u5b9a\u306f\u5f8c\u7d9a\u30d5\u30a7\u30fc\u30ba\u3078\u5206\u3051\u307e\u3059\u3002EF Core\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001DbContext\u3001Migrations\u3001\u8a8d\u8a3c\u3001\u30ed\u30b0\u3001\u30c6\u30b9\u30c8\u306e\u96db\u5f62\u3092\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5316\u3059\u308b\u3068\u3001\u6848\u4ef6\u3054\u3068\u306e\u521d\u671f\u8a2d\u5b9a\u3092\u6e1b\u3089\u305b\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u305d\u306e\u307e\u307e\u6d41\u7528\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u4e0d\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u3084\u6a29\u9650\u8a2d\u5b9a\u3092\u70b9\u691c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

CI\/CD\u306b\u3088\u308b\u30d3\u30eb\u30c9\u30fb\u30c6\u30b9\u30c8\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5909\u66f4\u306e\u30ec\u30d3\u30e5\u30fc\u3001\u9759\u7684\u89e3\u6790\u3001\u74b0\u5883\u3054\u3068\u306e\u8a2d\u5b9a\u7ba1\u7406\u3092\u65e9\u3044\u6bb5\u968e\u3067\u6574\u3048\u308b\u3068\u3001\u624b\u4f5c\u696d\u306e\u30ea\u30ea\u30fc\u30b9\u30df\u30b9\u3092\u6291\u3048\u3089\u308c\u307e\u3059\u3002\u30b3\u30fc\u30c9\u751f\u6210\u3084Scaffold\u3092\u4f7f\u3046\u5834\u5408\u3082\u3001\u751f\u6210\u7269\u306e\u8cac\u4efb\u7bc4\u56f2\u3001\u518d\u751f\u6210\u6642\u306e\u5dee\u5206\u3001\u500b\u5225\u30ed\u30b8\u30c3\u30af\u306e\u7f6e\u304d\u5834\u3092\u6c7a\u3081\u307e\u3059\u3002\u77ed\u671f\u7684\u306a\u5b9f\u88c5\u901f\u5ea6\u3060\u3051\u3067\u306a\u304f\u3001\u6b21\u306e\u6539\u4fee\u3092\u8ab0\u304c\u5b89\u5168\u306b\u884c\u3048\u308b\u304b\u3092\u57fa\u6e96\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\n

\u898b\u7a4d\u3082\u308a\u306f\u5de5\u6570\u30fb\u6210\u679c\u7269\u30fb\u524d\u63d0\u6761\u4ef6\u3092\u4e26\u3079\u3066\u6bd4\u8f03\u3057\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

\u30c7\u30b8\u30bf\u30eb\u5e81\u306e\u6a19\u6e96\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u5b9f\u8df5\u30ac\u30a4\u30c9\u30d6\u30c3\u30af\u3067\u306f\u3001\u4eba\u4ef6\u8cbb\u3092\u57fa\u672c\u7684\u306b\u5de5\u6570\u3068\u5358\u4fa1\u306e\u639b\u3051\u7b97\u3067\u7a4d\u7b97\u3057\u3001\u6570\u5341\u4eba\u6708\u30fb\u6570\u767e\u4eba\u6708\u3092\u4e00\u5f0f\u3067\u793a\u3059\u3068\u59a5\u5f53\u6027\u3092\u5224\u65ad\u3057\u306b\u304f\u3044\u3068\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\uff08\u51fa\u5178: \u30c7\u30b8\u30bf\u30eb\u5e81\u300c\u6a19\u6e96\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u5b9f\u8df5\u30ac\u30a4\u30c9\u30d6\u30c3\u30af\u300d\u30012025\u5e74\uff09\u3002EF\u6848\u4ef6\u3067\u3082\u3001\u8981\u4ef6\u5b9a\u7fa9\u3001\u8a2d\u8a08\u3001\u74b0\u5883\u69cb\u7bc9\u3001\u5b9f\u88c5\u3001\u5358\u4f53\u30fb\u7d50\u5408\u30fb\u7dcf\u5408\u30c6\u30b9\u30c8\u3001\u79fb\u884c\u3001\u6559\u80b2\u3001\u904b\u7528\u8a2d\u8a08\u3092\u5206\u3051\u308b\u3068\u6bd4\u8f03\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u76f8\u898b\u7a4d\u3082\u308a\u3067\u306f\u3001\u91d1\u984d\u3060\u3051\u3067\u306a\u304f\u3001\u753b\u9762\u6570\u3001API\u6570\u3001\u9023\u643a\u672c\u6570\u3001\u30c7\u30fc\u30bf\u91cf\u3001\u5bfe\u8c61\u30d6\u30e9\u30a6\u30b6\u3001\u540c\u6642\u5229\u7528\u8005\u6570\u3001\u6027\u80fd\u57fa\u6e96\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u76e3\u8996\u3001\u4fdd\u5b88\u6642\u9593\u3001\u7d0d\u54c1\u7269\u3092\u540c\u3058\u6761\u4ef6\u306b\u305d\u308d\u3048\u307e\u3059\u3002\u7279\u306b\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5b9a\u7fa9\u3001EF\u30e2\u30c7\u30eb\u3001Migrations\u3001\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3001CI\/CD\u8a2d\u5b9a\u3001\u30a4\u30f3\u30d5\u30e9\u69cb\u6210\u3001\u969c\u5bb3\u5bfe\u5fdc\u624b\u9806\u304c\u7d0d\u54c1\u5bfe\u8c61\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u516c\u958b\u4e8b\u4f8b\u304c\u3042\u308b\u4f1a\u793e\u3067\u3082\u3001\u81ea\u793e\u3068\u540c\u3058\u898f\u6a21\u30fb\u696d\u52d9\u30fb\u54c1\u8cea\u6761\u4ef6\u3068\u306f\u9650\u3089\u306a\u3044\u305f\u3081\u3001\u62c5\u5f53\u30c1\u30fc\u30e0\u3068\u985e\u4f3c\u6848\u4ef6\u306e\u524d\u63d0\u3092\u8cea\u554f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u516c\u958b\u4e8b\u4f8b\u3068\u3057\u3066\u3001NTT DATA Group\u306eCatena-X Portal\u8cc7\u6599\u3067\u306f\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306bC#\u3001ASP.NET Core\u3001Entity Framework\u3092\u7528\u3044\u3001\u53c2\u52a0\u4f01\u696d\u767b\u9332\u3001\u30e6\u30fc\u30b6\u30fc\u7ba1\u7406\u3001\u30a2\u30d7\u30ea\u30fb\u30b5\u30fc\u30d3\u30b9\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u3001\u901a\u77e5\u306a\u3069\u306e\u8907\u6570\u30b5\u30fc\u30d3\u30b9\u3092\u69cb\u6210\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\uff08\u51fa\u5178: NTT DATA Group\u300cCatena-X Portal\u300d\u30012024\u5e74\u516c\u958b\u8cc7\u6599\uff09\u3002\u8cc7\u6599\u306b\u958b\u767a\u8cbb\u7528\u306f\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u304c\u3001EF\u306e\u30b7\u30b9\u30c6\u30e0\u8cbb\u7528\u306f\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u6280\u8853\u3060\u3051\u3067\u306a\u304f\u3001\u8a8d\u8a3c\u3001\u9023\u643a\u3001\u901a\u77e5\u3001\u904b\u7528\u57fa\u76e4\u307e\u3067\u542b\u3080\u7bc4\u56f2\u3067\u6c7a\u307e\u308b\u3053\u3068\u304c\u5206\u304b\u308b\u4e8b\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u8cbb\u7528\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f<\/strong><\/h2>\n\n\n\n
\n
\n
\"Entity<\/figure>\n<\/div>\n<\/div>\n\n\n\n

\u3053\u3053\u3067\u306f\u3001Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u8cbb\u7528\u3092\u691c\u8a0e\u3059\u308b\u3068\u304d\u306b\u5bc4\u305b\u3089\u308c\u3084\u3059\u3044\u8cea\u554f\u3078\u56de\u7b54\u3057\u307e\u3059\u3002\u4fa1\u683c\u3060\u3051\u3067\u5224\u65ad\u305b\u305a\u3001EF\u306e\u6599\u91d1\u3001\u958b\u767a\u4f1a\u793e\u3001\u65e2\u5b58\u8cc7\u7523\u3001\u4fdd\u5b88\u306e\u7bc4\u56f2\u3092\u4e00\u7dd2\u306b\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n

\n

Entity Framework\u306b\u306f\u30e9\u30a4\u30bb\u30f3\u30b9\u6599\u91d1\u304c\u304b\u304b\u308a\u307e\u3059\u304b\uff1f<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

EF Core\u306fMIT\u30e9\u30a4\u30bb\u30f3\u30b9\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u901a\u5e38\u306fEF Core\u81ea\u4f53\u306b\u30e6\u30fc\u30b6\u30fc\u6570\u3084\u753b\u9762\u6570\u306b\u5fdc\u3058\u305f\u30e9\u30a4\u30bb\u30f3\u30b9\u6599\u304c\u304b\u304b\u308b\u6599\u91d1\u4f53\u7cfb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001SQL Server\u306a\u3069\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30af\u30e9\u30a6\u30c9\u3001\u76e3\u8996\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u4fdd\u5b88\u3001\u958b\u767a\u4f1a\u793e\u306e\u5de5\u6570\u306b\u306f\u8cbb\u7528\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u5229\u7528\u3059\u308b\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3084\u5468\u8fba\u88fd\u54c1\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u6761\u4ef6\u306f\u3001\u500b\u5225\u306b\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\n

Entity Framework\u3092\u4f7f\u3048\u3070\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u8cbb\u7528\u3092\u5b89\u304f\u3067\u304d\u307e\u3059\u304b\uff1f<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

EF\u306f\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u306e\u5b9a\u578b\u51e6\u7406\u3092\u52b9\u7387\u5316\u3067\u304d\u308b\u305f\u3081\u3001\u6761\u4ef6\u306b\u3088\u3063\u3066\u306f\u5b9f\u88c5\u5de5\u6570\u3092\u6291\u3048\u3089\u308c\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u8981\u4ef6\u5b9a\u7fa9\u3001\u696d\u52d9\u8a2d\u8a08\u3001\u30c7\u30fc\u30bf\u79fb\u884c\u3001\u6027\u80fd\u8a66\u9a13\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u904b\u7528\u4fdd\u5b88\u307e\u3067\u81ea\u52d5\u7684\u306b\u7701\u3051\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u521d\u671f\u8cbb\u7528\u3060\u3051\u3067\u306a\u304f\u3001\u5c06\u6765\u306e\u6539\u4fee\u3001\u62c5\u5f53\u8005\u4ea4\u4ee3\u3001\u30d0\u30fc\u30b8\u30e7\u30f3\u66f4\u65b0\u3001\u969c\u5bb3\u5bfe\u5fdc\u3092\u542b\u3080\u7dcf\u30b3\u30b9\u30c8\u3067\u8a55\u4fa1\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n

\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u4f1a\u793e\u306b\u306f\u4f55\u3092\u78ba\u8a8d\u3059\u3079\u304d\u3067\u3059\u304b\uff1f<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

EF Core\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068.NET\u306e\u5bfe\u5fdc\u72b6\u6cc1\u3001SQL\u306e\u6027\u80fd\u691c\u8a3c\u65b9\u6cd5\u3001Database First\u30fbCode First\u306e\u7d4c\u9a13\u3001Migrations\u306e\u7ba1\u7406\u3001\u65e2\u5b58.NET\u3084Access\u304b\u3089\u306e\u79fb\u884c\u5b9f\u7e3e\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u52a0\u3048\u3066\u3001\u8981\u4ef6\u5b9a\u7fa9\u304b\u3089\u4fdd\u5b88\u307e\u3067\u306e\u62c5\u5f53\u7bc4\u56f2\u3001\u30c7\u30fc\u30bf\u79fb\u884c\u306e\u8cac\u4efb\u3001\u8106\u5f31\u6027\u5bfe\u5fdc\u3001\u76e3\u8996\u3001\u969c\u5bb3\u6642\u306eSLA\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u30fbDB\u5b9a\u7fa9\u30fb\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u5f15\u304d\u6e21\u3057\u6761\u4ef6\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u300cC#\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u300d\u3068\u3044\u3046\u8aac\u660e\u3060\u3051\u3067\u6c7a\u3081\u305a\u3001\u81ea\u793e\u3068\u4f3c\u305f\u696d\u52d9\u30fb\u30c7\u30fc\u30bf\u91cf\u30fb\u54c1\u8cea\u8981\u4ef6\u306e\u4e8b\u4f8b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n

\u307e\u3068\u3081\uff1aEF\u306e\u6599\u91d1\u3067\u306f\u306a\u304f\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3067\u8cbb\u7528\u3092\u5224\u65ad\u3057\u307e\u3059<\/strong><\/h2>\n\n\n\n
\n
\n
\"Entity<\/figure>\n<\/div>\n<\/div>\n\n\n\n
\n

\u8cbb\u7528\u76f8\u5834\u306f\u6848\u4ef6\u306e\u898f\u6a21\u3068\u524d\u63d0\u6761\u4ef6\u3067\u5224\u65ad\u3057\u307e\u3059<\/strong><\/strong><\/strong><\/h3>\n<\/div>\n\n\n\n

Entity Framework\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u8cbb\u7528\u306f\u3001\u5358\u6a5f\u80fd\u306e\u5c0f\u898f\u6a21\u6848\u4ef6\u3067150\u4e07\u301c500\u4e07\u5186\u3001\u90e8\u9580\u5411\u3051\u3067500\u4e07\u301c1,500\u4e07\u5186\u3001\u65e2\u5b58.NET\u5237\u65b0\u3084\u5168\u793e\u5229\u7528\u30671,500\u4e07\u301c5,000\u4e07\u5186\u4ee5\u4e0a\u304c\u4e00\u3064\u306e\u63a8\u5b9a\u30ec\u30f3\u30b8\u3067\u3059\u3002EF Core\u81ea\u4f53\u306fMIT\u30e9\u30a4\u30bb\u30f3\u30b9\u306eOSS\u3067\u3042\u308b\u305f\u3081\u3001\u8cbb\u7528\u306e\u4e2d\u5fc3\u306f\u8981\u4ef6\u5b9a\u7fa9\u3001\u696d\u52d9\u30fb\u30c7\u30fc\u30bf\u8a2d\u8a08\u3001\u753b\u9762\u30fbAPI\u958b\u767a\u3001\u9023\u643a\u3001\u30c6\u30b9\u30c8\u3001\u79fb\u884c\u3001\u30af\u30e9\u30a6\u30c9\u3001\u4fdd\u5b88\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\n

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