{"id":1525,"date":"2026-03-23T04:01:52","date_gmt":"2026-03-23T04:01:52","guid":{"rendered":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/"},"modified":"2026-03-23T04:01:52","modified_gmt":"2026-03-23T04:01:52","slug":"translating-business-rules-erd-constraints","status":"publish","type":"post","link":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/","title":{"rendered":"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u6b63\u78ba\u306aERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Stamp and washi tape style infographic summarizing how to translate business rules into ERD constraints, featuring rule types (structure, attribute, relationship, validation), cardinality mappings (one-to-one, one-to-many, many-to-many), constraint implementations (primary key, foreign key, NOT NULL, CHECK, UNIQUE), and a 6-step workflow for data modeling integrity\" decoding=\"async\" src=\"https:\/\/www.ez-knowledge.com\/wp-content\/uploads\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg\"\/><\/figure>\n<\/div>\n<p>\u5805\u7262\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u69cb\u7bc9\u306f\u3001\u6700\u521d\u306e\u30b3\u30fc\u30c9\u30e9\u30a4\u30f3\u304c\u66f8\u304b\u308c\u308b\u305a\u3063\u3068\u524d\u304b\u3089\u59cb\u307e\u308b\u3002\u305d\u308c\u306f\u7d44\u7e54\u3092\u52d5\u304b\u3059\u6839\u672c\u7684\u306a\u8ad6\u7406\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u307e\u308b\u3002\u30d3\u30b8\u30cd\u30b9\u95a2\u4fc2\u8005\u304c\u30b7\u30b9\u30c6\u30e0\u304c\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3059\u3079\u304d\u304b\u3092\u8aac\u660e\u3059\u308b\u3068\u304d\u3001\u5f7c\u3089\u306f\u30d7\u30ed\u30bb\u30b9\u3001\u30dd\u30ea\u30b7\u30fc\u3001\u4f8b\u5916\u3068\u3044\u3063\u305f\u8a00\u8449\u3092\u4f7f\u3046\u3002\u3057\u304b\u3057\u6280\u8853\u30c1\u30fc\u30e0\u306f\u3001\u3053\u308c\u3089\u306e\u7269\u8a9e\u3092\u3001\u8aa4\u308a\u304c\u767a\u751f\u3059\u308b\u524d\u306b\u9632\u3050\u305f\u3081\u306e\u53b3\u683c\u306a\u69cb\u9020\u306b\u7ffb\u8a33\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u306e\u7ffb\u8a33\u30d7\u30ed\u30bb\u30b9\u3053\u305d\u304c\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u306e\u6838\u3068\u306a\u308b\u3002\u66d6\u6627\u306a\u30d3\u30b8\u30cd\u30b9\u306e\u671f\u5f85\u3092\u3001\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09\u306e\u5236\u7d04\u306b\u5909\u63db\u3059\u308b\u4f5c\u696d\u3067\u3042\u308b\u3002\u3053\u306e\u6b63\u78ba\u3055\u304c\u306a\u3051\u308c\u3070\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u640d\u306a\u308f\u308c\u3001\u5f8c\u3005\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306b\u304a\u3044\u3066\u30c7\u30fc\u30bf\u306e\u7834\u640d\u3084\u30ec\u30dd\u30fc\u30c8\u30a8\u30e9\u30fc\u3001\u9ad8\u30b3\u30b9\u30c8\u306e\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u3002<\/p>\n<p>\u76ee\u6a19\u306f\u3001\u898b\u305f\u76ee\u304c\u6b63\u3057\u3044\u56f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u306f\u306a\u3044\u3002\u76ee\u6a19\u306f\u3001\u771f\u5b9f\u3092\u5f37\u5236\u3059\u308b\u8a2d\u8a08\u56f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5236\u7d04\u306b\u6b63\u78ba\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u308b\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u81ea\u5df1\u7ba1\u7406\u53ef\u80fd\u306b\u306a\u308b\u3002\u7121\u52b9\u306a\u30c7\u30fc\u30bf\u3092\u30bd\u30fc\u30b9\u3067\u53d7\u3051\u5165\u308c\u306a\u304f\u306a\u308b\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u4eba\u9593\u306e\u8981\u4ef6\u3068\u6a5f\u68b0\u304c\u5f37\u5236\u3059\u308b\u8ad6\u7406\u306e\u9593\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u305f\u3081\u306e\u624b\u6cd5\u3092\u691c\u8a0e\u3059\u308b\u3002\u30eb\u30fc\u30eb\u306e\u7a2e\u985e\u3001\u305d\u308c\u3089\u304c\u57fa\u6570\u3084\u5c5e\u6027\u306b\u3069\u306e\u3088\u3046\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u308b\u304b\u3001\u305d\u3057\u3066\u3053\u306e\u7ffb\u8a33\u904e\u7a0b\u3067\u767a\u751f\u3059\u308b\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\u306b\u3064\u3044\u3066\u8003\u5bdf\u3059\u308b\u3002<\/p>\n<h2>\u30bd\u30fc\u30b9\u8cc7\u6599\u306e\u7406\u89e3\uff1a\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb \ud83d\udcdc<\/h2>\n<p>ERD\u3092\u69cb\u7bc9\u3059\u308b\u524d\u306b\u3001\u8981\u4ef6\u3092\u8a73\u7d30\u306b\u5206\u6790\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3068\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u306e\u4f55\u3089\u304b\u306e\u5074\u9762\u3092\u5b9a\u7fa9\u307e\u305f\u306f\u5236\u7d04\u3059\u308b\u3001\u5177\u4f53\u7684\u3067\u5b9f\u884c\u53ef\u80fd\u3067\u691c\u8a3c\u53ef\u80fd\u306a\u6587\u3067\u3042\u308b\u3002\u3053\u308c\u3089\u306f\u30c7\u30fc\u30bf\u30c9\u30e1\u30a4\u30f3\u306e\u4e0d\u5909\u306e\u6cd5\u5247\u3067\u3042\u308b\u3002\u30eb\u30fc\u30eb\u304c\u9055\u53cd\u3055\u308c\u308c\u3070\u3001\u30d3\u30b8\u30cd\u30b9\u30d7\u30ed\u30bb\u30b9\u306f\u9032\u884c\u3067\u304d\u306a\u3044\u3002\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u306e\u6587\u8108\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u30eb\u30fc\u30eb\u306f\u3044\u304f\u3064\u304b\u306e\u660e\u78ba\u306a\u30ab\u30c6\u30b4\u30ea\u306b\u5206\u985e\u3055\u308c\u308b\u3002<\/p>\n<ul>\n<li><strong>\u69cb\u9020\u30eb\u30fc\u30eb\uff1a<\/strong> \u3053\u308c\u3089\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u304c\u5b58\u5728\u3059\u308b\u304b\u3001\u305d\u3057\u3066\u305d\u308c\u3089\u304c\u3069\u306e\u3088\u3046\u306b\u95a2\u4fc2\u3059\u308b\u304b\u3092\u5b9a\u7fa9\u3059\u308b\u3002\u4f8b\u3048\u3070\u3001\u300c\u9867\u5ba2\u306f\u5c11\u306a\u304f\u3068\u30821\u3064\u306e\u4f4f\u6240\u3092\u6301\u305f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u300d\n<li><strong>\u5c5e\u6027\u30eb\u30fc\u30eb\uff1a<\/strong> \u3053\u308c\u3089\u306f\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u30dd\u30a4\u30f3\u30c8\u3092\u5236\u7d04\u3059\u308b\u3002\u4f8b\u3048\u3070\u3001\u300c\u6ce8\u6587\u65e5\u306f\u51fa\u8377\u65e5\u3088\u308a\u524d\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u300d\n<li><strong>\u95a2\u4fc2\u30eb\u30fc\u30eb\uff1a<\/strong> \u3053\u308c\u3089\u306f\u57fa\u6570\u3068\u53c2\u52a0\u3092\u5b9a\u7fa9\u3059\u308b\u3002\u4f8b\u3048\u3070\u3001\u300c\u88fd\u54c1\u306f\u6ce8\u6587\u306a\u3057\u3067\u5b58\u5728\u3067\u304d\u308b\u304c\u3001\u6ce8\u6587\u306b\u306f\u5c11\u306a\u304f\u3068\u30821\u3064\u306e\u88fd\u54c1\u304c\u542b\u307e\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u300d\n<li><strong>\u691c\u8a3c\u30eb\u30fc\u30eb\uff1a<\/strong> \u3053\u308c\u3089\u306f\u30c7\u30fc\u30bf\u306e\u5f62\u5f0f\u3068\u7bc4\u56f2\u3092\u4fdd\u8a3c\u3059\u308b\u3002\u4f8b\u3048\u3070\u3001\u300c\u5e74\u9f62\u306f0\u304b\u3089120\u306e\u9593\u306e\u6b63\u306e\u6574\u6570\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u300d<\/li>\n<\/li>\n<\/li>\n<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u5404\u30ab\u30c6\u30b4\u30ea\u306f\u3001\u30b9\u30ad\u30fc\u30de\u8a2d\u8a08\u6642\u306b\u7570\u306a\u308b\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002\u65e9\u671f\u306b\u305d\u308c\u3089\u3092\u7279\u5b9a\u3057\u306a\u3051\u308c\u3070\u3001\u5165\u529b\u5f8c\u306e\u691c\u8a3c\u304c\u5e38\u306b\u5fc5\u8981\u306b\u306a\u308b\u30e2\u30c7\u30eb\u306b\u306a\u308a\u3001\u975e\u52b9\u7387\u3067\u4eba\u7684\u30df\u30b9\u306e\u30ea\u30b9\u30af\u304c\u9ad8\u304f\u306a\u308b\u3002<\/p>\n<h2>\u57fa\u76e4\uff1a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u5c5e\u6027 \ud83c\udfd7\ufe0f<\/h2>\n<p>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff09\u3068\u305d\u306e\u6027\u8cea\uff08\u5c5e\u6027\uff09\u306e\u89b3\u70b9\u304b\u3089\u4e16\u754c\u3092\u8868\u73fe\u3059\u308b\u3002\u3057\u304b\u3057\u3001\u5c5e\u6027\u306e\u5358\u7d14\u306a\u30ea\u30b9\u30c8\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3042\u308b\u3002\u3053\u308c\u3089\u306e\u5c5e\u6027\u306b\u4ed8\u968f\u3059\u308b\u5236\u7d04\u304c\u3001\u305d\u308c\u3089\u306b\u683c\u7d0d\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306e\u54c1\u8cea\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/p>\n<h3>\u4e3b\u30ad\u30fc\u306e\u7279\u5b9a<\/h3>\n<p>\u3059\u3079\u3066\u306e\u30d3\u30b8\u30cd\u30b9\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u306f\u4e00\u610f\u306e\u8b58\u5225\u5b50\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002\u73fe\u5b9f\u4e16\u754c\u3067\u306f\u3001\u3053\u308c\u306f\u793e\u4f1a\u4fdd\u969c\u756a\u53f7\u3001\u30d1\u30b9\u30dd\u30fc\u30c8ID\u3001\u307e\u305f\u306f\u751f\u6210\u3055\u308c\u305fUUID\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002ERD\u3067\u306f\u3001\u3053\u308c\u306b\u5bfe\u5fdc\u3057\u3066\u4e3b\u30ad\u30fc\u5236\u7d04\u3068\u306a\u308b\u3002\u3053\u3053\u3067\u306e\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u306f\u4e00\u610f\u6027\u3067\u3042\u308b\u3002<\/p>\n<ul>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\uff1a<\/strong> \u300c2\u4eba\u306e\u5f93\u696d\u54e1\u304c\u540c\u3058\u5f93\u696d\u54e1ID\u3092\u5171\u6709\u3057\u3066\u306f\u306a\u3089\u306a\u3044\u3002\u300d\n<li><strong>ERD\u5236\u7d04\uff1a<\/strong> ID\u5c5e\u6027\u304c\u4e3b\u30ad\u30fc\u3068\u3057\u3066\u30de\u30fc\u30af\u3055\u308c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ec\u30d9\u30eb\u3067\u4e00\u610f\u6027\u304c\u5f37\u5236\u3055\u308c\u308b\u3002\n<li><strong>\u306a\u305c\u91cd\u8981\u306a\u306e\u304b\uff1a<\/strong> \u3053\u306e\u5236\u7d04\u304c\u306a\u3051\u308c\u3070\u3001\u91cd\u8907\u30ec\u30b3\u30fc\u30c9\u304c\u51fa\u73fe\u3057\u3001\u7d66\u4e0e\u8a08\u7b97\u3001\u5728\u5eab\u7ba1\u7406\u3001\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30fc\u30d3\u30b9\u3067\u6df7\u4e71\u3092\u62db\u304f\u3002<\/li>\n<\/li>\n<\/li>\n<\/ul>\n<h3>NULL\u8a31\u5bb9\u6027\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u6027\u306e\u6271\u3044<\/h3>\n<p>\u6700\u3082\u983b\u7e41\u306b\u767a\u751f\u3059\u308b\u7ffb\u8a33\u30a8\u30e9\u30fc\u306e\u4e00\u3064\u306f\u3001\u5fc5\u9808\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u533a\u5225\u3067\u3042\u308b\u3002\u3053\u306e\u533a\u5225\u306f\u30c7\u30fc\u30bf\u54c1\u8cea\u306b\u3068\u3063\u3066\u6975\u3081\u3066\u91cd\u8981\u3067\u3042\u308b\u3002\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3067\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u5fc5\u9808\u3068\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u306fNOT NULL\u5236\u7d04\u3092\u901a\u3058\u3066\u305d\u308c\u3092\u53cd\u6620\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n<ul>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\uff1a<\/strong> \u300c\u3059\u3079\u3066\u306e\u8acb\u6c42\u66f8\u306b\u306f\u9867\u5ba2\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u300d\n<li><strong>ERD\u5236\u7d04\uff1a<\/strong> CustomerID\u306e\u5916\u90e8\u30ad\u30fc\u5217\u306fNULL\u306b\u3067\u304d\u306a\u3044\u3002\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\uff1a<\/strong> \u300c\u30e6\u30fc\u30b6\u30fc\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u306f\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u5199\u771f\u304c\u306a\u304f\u3066\u3082\u5b58\u5728\u3067\u304d\u308b\u3002\u300d\n<li><strong>ERD\u5236\u7d04\uff1a<\/strong> \u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u5199\u771fURL\u30ab\u30e9\u30e0\u306fNULL\u5024\u3092\u8a31\u53ef\u3059\u308b\u3002\n<\/li>\n<\/li>\n<\/li>\n<\/li>\n<\/ul>\n<p> \u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u306e\u5834\u6240\u306bNULL\u3092\u8a31\u53ef\u3059\u308b\u3068\u3001\u5371\u967a\u306a\u629c\u3051\u7a74\u304c\u751f\u3058\u308b\u3002\u30b7\u30b9\u30c6\u30e0\u304c\u4e0d\u5b8c\u5168\u306a\u30ec\u30b3\u30fc\u30c9\u3092\u4fdd\u5b58\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u5f8c\u7d9a\u306e\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u306b\u652f\u969c\u3092\u304d\u305f\u3059\u3002\u9006\u306b\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3092NOT NULL\u3068\u3057\u3066\u30de\u30fc\u30af\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u5165\u529b\u6642\u306b\u4e0d\u8981\u306a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3002<\/p>\n<h2>\u95a2\u4fc2\u6027\u3092\u57fa\u6570\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b \ud83d\udcca<\/h2>\n<p>ERD\u8a2d\u8a08\u306e\u6700\u3082\u8907\u96d1\u306a\u70b9\u306f\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u95a2\u4fc2\u6027\u3067\u3042\u308b\u3002\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u304c\u3001\u3042\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u5225\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u4f55\u500b\u307e\u3067\u30ea\u30f3\u30af\u3067\u304d\u308b\u304b\u3092\u3057\u3070\u3057\u3070\u898f\u5b9a\u3059\u308b\u3002\u3053\u308c\u3092\u57fa\u6570\u3068\u3044\u3046\u3002\u3053\u308c\u3092ERD\u306b\u7ffb\u8a33\u3059\u308b\u306b\u306f\u6b63\u78ba\u306a\u8868\u8a18\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002<\/p>\n<h3>1\u5bfe1\u306e\u95a2\u4fc2<\/h3>\n<p>\u4e00\u822c\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u7a00\u3060\u304c\u3001\u7279\u5b9a\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u4e00\u822c\u7684\u3067\u3042\u308b\u3002\u3053\u308c\u306f\u3001Table A\u306e1\u30ec\u30b3\u30fc\u30c9\u304cTable B\u306e\u6b63\u78ba\u306b1\u30ec\u30b3\u30fc\u30c9\u306b\u30ea\u30f3\u30af\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3002<\/p>\n<ul>\n<li><strong>\u4f8b\uff1a<\/strong> \u5f93\u696d\u54e1\u306f\u904b\u8ee2\u514d\u8a31\u8a3c\u30921\u3064\u3057\u304b\u4fdd\u6709\u3067\u304d\u306a\u3044\u3002\u307e\u305f\u3001\u514d\u8a31\u8a3c\u306f1\u4eba\u306e\u5f93\u696d\u54e1\u306b\u306e\u307f\u767a\u884c\u3055\u308c\u308b\u3002<\/li>\n<li><strong>\u5b9f\u88c5\u65b9\u6cd5\uff1a<\/strong> \u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u306e\u5916\u90e8\u30ad\u30fc\u306f\u514d\u8a31\u8a3c\u30c6\u30fc\u30d6\u30eb\u3092\u6307\u3057\u3001\u305d\u306e\u5916\u90e8\u30ad\u30fc\u306b\u4e00\u610f\u5236\u7d04\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/li>\n<\/ul>\n<h3>1\u5bfe\u591a\u306e\u95a2\u4fc2<\/h3>\n<p>\u3053\u308c\u306f\u6700\u3082\u4e00\u822c\u7684\u306a\u69cb\u9020\u3067\u3042\u308b\u30021\u3064\u306e\u89aa\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u304c\u8907\u6570\u306e\u5b50\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u95a2\u9023\u3059\u308b\u3002<\/p>\n<ul>\n<li><strong>\u4f8b\uff1a<\/strong> \u90e8\u9580\u306b\u306f\u591a\u304f\u306e\u5f93\u696d\u54e1\u304c\u6240\u5c5e\u3059\u308b\u304c\u3001\u5f93\u696d\u54e1\u306f1\u3064\u306e\u90e8\u9580\u306b\u306e\u307f\u6240\u5c5e\u3059\u308b\u3002<\/li>\n<li><strong>\u5b9f\u88c5\u65b9\u6cd5\uff1a<\/strong> \u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u306b\u306f\u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u3092\u53c2\u7167\u3059\u308b\u5916\u90e8\u30ad\u30fc\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u3002\u90e8\u9580\u30c6\u30fc\u30d6\u30eb\u306f\u5f93\u696d\u54e1\u30c6\u30fc\u30d6\u30eb\u3092\u53c2\u7167\u3057\u306a\u3044\u3002<\/li>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u306e\u7ffb\u8a33\uff1a<\/strong> \u300c\u5f93\u696d\u54e1\u304c\u73fe\u5728\u90e8\u9580\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u524a\u9664\u3067\u304d\u306a\u3044\u3002\u300d\n<li><strong>\u5236\u7d04\uff1a<\/strong> \u3053\u308c\u306f\u53c2\u7167\u6574\u5408\u6027\u30eb\u30fc\u30eb\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002\u3057\u3070\u3057\u3070\u300c\u89aa\u3092\u4fdd\u6301\u3059\u308b\u300d\u307e\u305f\u306f\u300c\u524a\u9664\u3092\u5236\u9650\u3059\u308b\u300d\u3068\u547c\u3070\u308c\u308b\u3002<\/li>\n<\/li>\n<\/ul>\n<h3>\u591a\u5bfe\u591a\u306e\u95a2\u4fc2<\/h3>\n<p>Table A\u306e\u8907\u6570\u306e\u30ec\u30b3\u30fc\u30c9\u304cTable B\u306e\u8907\u6570\u306e\u30ec\u30b3\u30fc\u30c9\u306b\u95a2\u9023\u3059\u308b\u5834\u5408\u3001\u6a19\u6e96\u7684\u306a\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30e2\u30c7\u30eb\u3067\u306f\u76f4\u63a5\u7684\u306a\u30ea\u30f3\u30af\u306f\u4e0d\u53ef\u80fd\u3067\u3042\u308b\u3002\u3053\u308c\u306b\u306f\u95a2\u9023\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff08\u30b8\u30e7\u30a4\u30f3\u30c6\u30fc\u30d6\u30eb\uff09\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002<\/p>\n<ul>\n<li><strong>\u4f8b\uff1a<\/strong> \u5b66\u751f\u306f\u30b3\u30fc\u30b9\u306b\u767b\u9332\u3059\u308b\u30021\u4eba\u306e\u5b66\u751f\u306f\u8907\u6570\u306e\u30b3\u30fc\u30b9\u3092\u53d7\u8b1b\u3059\u308b\u30021\u3064\u306e\u30b3\u30fc\u30b9\u306b\u306f\u8907\u6570\u306e\u5b66\u751f\u304c\u3044\u308b\u3002<\/li>\n<li><strong>\u5b9f\u88c5\u65b9\u6cd5\uff1a<\/strong> \u5b66\u751fID\u3068\u30b3\u30fc\u30b9ID\u3092\u4fdd\u6301\u3059\u308b\u300c\u767b\u9332\u300d\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u4f5c\u6210\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u591a\u5bfe\u591a\u306e\u95a2\u4fc2\u30922\u3064\u306e1\u5bfe\u591a\u306e\u95a2\u4fc2\u306b\u5206\u89e3\u3059\u308b\u3002<\/li>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u306e\u7ffb\u8a33\uff1a<\/strong> \u300c\u30b3\u30fc\u30b9\u304c\u6e80\u54e1\u306e\u5834\u5408\u306f\u3001\u5b66\u751f\u306f\u305d\u306e\u30b3\u30fc\u30b9\u306b\u767b\u9332\u3067\u304d\u307e\u305b\u3093\u3002\u300d\n<li><strong>\u5236\u7d04\uff1a<\/strong> \u3053\u308c\u306f\u901a\u5e38\u3001\u5e2d\u306e\u7a7a\u304d\u72b6\u6cc1\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u3001Enrollment\u30c6\u30fc\u30d6\u30eb\u306b\u30c1\u30a7\u30c3\u30af\u5236\u7d04\u307e\u305f\u306f\u30c8\u30ea\u30ac\u30fc\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/li>\n<\/ul>\n<h2>\u9ad8\u5ea6\u306a\u5236\u7d04\uff1a\u30c1\u30a7\u30c3\u30af\u5236\u7d04\u3068\u30c9\u30e1\u30a4\u30f3\u30eb\u30fc\u30eb \ud83d\udd12<\/h2>\n<p>\u3059\u3079\u3066\u306e\u30eb\u30fc\u30eb\u304c\u30ad\u30fc\u307e\u305f\u306f\u95a2\u4fc2\u306b\u5f53\u3066\u306f\u307e\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4e00\u90e8\u306e\u30eb\u30fc\u30eb\u306f\u3001\u5217\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u5b9f\u969b\u306e\u5024\u306b\u95a2\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u30c1\u30a7\u30c3\u30af\u5236\u7d04\u307e\u305f\u306f\u30c9\u30e1\u30a4\u30f3\u5236\u7d04\u3068\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n<p>\u8ca1\u52d9\u30c7\u30fc\u30bf\u306b\u95a2\u3059\u308b\u30eb\u30fc\u30eb\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u30d3\u30b8\u30cd\u30b9\u5074\u306f\u3001\u5272\u5f15\u984d\u304c\u5546\u54c1\u306e\u5408\u8a08\u4fa1\u683c\u3092\u8d85\u3048\u3066\u306f\u306a\u3089\u306a\u3044\u3068\u8ff0\u3079\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u6a19\u6e96\u7684\u306aERD\u3067\u306f\u3001\u3053\u306e\u30eb\u30fc\u30eb\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u304c\u69cb\u7bc9\u3055\u308c\u305f\u5f8c\u307e\u3067\u7121\u8996\u3055\u308c\u304c\u3061\u3067\u3059\u3002\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u3001\u3053\u306e\u8ad6\u7406\u306f\u30c7\u30fc\u30bf\u5b9a\u7fa9\u5185\u306b\u5236\u7d04\u3068\u3057\u3066\u30e2\u30c7\u30eb\u5316\u3059\u3079\u304d\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\uff1a<\/strong> \u300c\u5272\u5f15\u7387\u306f100\uff05\u3092\u8d85\u3048\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002\u300d\n<li><strong>ERD\u5236\u7d04\uff1a<\/strong> \u5272\u5f15\u5217\u306b\u5bfe\u3059\u308b\u30c1\u30a7\u30c3\u30af\u5236\u7d04\uff1a(\u5272\u5f15 \u2264 100)\u3002<\/li>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\uff1a<\/strong> \u300c\u5728\u5eab\u306b\u306f\u8ca0\u306e\u6570\u91cf\u306f\u8a31\u53ef\u3055\u308c\u307e\u305b\u3093\u3002\u300d\n<li><strong>ERD\u5236\u7d04\uff1a<\/strong> \u6570\u91cf\u5217\u306b\u5bfe\u3059\u308b\u30c1\u30a7\u30c3\u30af\u5236\u7d04\uff1a(\u6570\u91cf \u2265 0)\u3002<\/li>\n<\/li>\n<\/li>\n<\/ul>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u3067\u306e\u691c\u8a3c\u306f\u4e00\u822c\u7684\u3067\u3059\u304c\u3001\u305d\u308c\u3092\u552f\u4e00\u306e\u624b\u6bb5\u3068\u3057\u3066\u4f9d\u5b58\u3059\u308b\u306e\u306f\u30ea\u30b9\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u8907\u6570\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u540c\u3058\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5834\u5408\u3001\u3059\u3079\u3066\u304c\u540c\u3058\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5236\u7d04\u306f\u3001\u552f\u4e00\u306e\u771f\u5b9f\u306e\u6e90\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<h2>\u7ffb\u8a33\u306b\u304a\u3051\u308b\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74 \u26a0\ufe0f<\/h2>\n<p>\u7d4c\u9a13\u8c4a\u5bcc\u306a\u30e2\u30c7\u30e9\u30fc\u3067\u3055\u3048\u3001\u30d3\u30b8\u30cd\u30b9\u8a00\u8a9e\u3092\u6280\u8853\u7684\u30b9\u30ad\u30fc\u30de\u306b\u5909\u63db\u3059\u308b\u969b\u306b\u8aa4\u308a\u3092\u72af\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u4e00\u822c\u7684\u306a\u7f60\u306b\u6c17\u3065\u304f\u3053\u3068\u3067\u3001\u6b63\u78ba\u6027\u3092\u4fdd\u3064\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u300c\u5fc5\u9808\u300d\u306e\u66d6\u6627\u3055\uff1a<\/strong> \u30d3\u30b8\u30cd\u30b9\u95a2\u4fc2\u8005\u306f\u3001\u672c\u5f53\u306f\u300c\u5fc5\u9808\u300d\u3092\u610f\u5473\u3057\u3066\u3044\u308b\u306e\u306b\u3001\u300c\u3059\u3079\u304d\u300d\u3084\u300c\u901a\u5e38\u306f\u300d\u3068\u3044\u3046\u8868\u73fe\u3092\u4f7f\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30e2\u30c7\u30e9\u30fc\u306f\u3001\u30eb\u30fc\u30eb\u304c\u30cf\u30fc\u30c9\u5236\u7d04\u304b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u304b\u3092\u660e\u78ba\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30cf\u30fc\u30c9\u5236\u7d04\u306f\u30b9\u30ad\u30fc\u30de\u306b\u3001\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\u306b\u542b\u307e\u308c\u308b\u3079\u304d\u3067\u3059\u3002<\/li>\n<li><strong>\u6642\u7cfb\u5217\u30c7\u30fc\u30bf\u306e\u7121\u8996\uff1a<\/strong> \u591a\u304f\u306e\u30eb\u30fc\u30eb\u306f\u6642\u9593\u306b\u95a2\u4fc2\u3057\u3066\u3044\u307e\u3059\u3002\u300c\u6ce8\u6587\u306f24\u6642\u9593\u306e\u307f\u6709\u52b9\u3067\u3059\u3002\u300d\u3053\u306e\u30eb\u30fc\u30eb\u306b\u306f\u65e5\u6642\u5236\u7d04\u3068\u3001\u6a19\u6e96\u7684\u306aERD\u3067\u306f\u8996\u899a\u7684\u306b\u5e38\u306b\u8868\u73fe\u3067\u304d\u306a\u3044\u53ef\u80fd\u6027\u306e\u3042\u308b\u6709\u52b9\u671f\u9650\u30ed\u30b8\u30c3\u30af\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<li><strong>\u904e\u5270\u306a\u6b63\u898f\u5316\uff1a<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ec\u30d9\u30eb\u3067\u3059\u3079\u3066\u306e\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u5f37\u5236\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u30b9\u30ad\u30fc\u30de\u304c\u786c\u76f4\u7684\u3067\u9045\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6b63\u898f\u5316\u306f\u6574\u5408\u6027\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u304c\u3001\u904e\u5270\u306a\u6b63\u898f\u5316\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u640d\u306a\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30d0\u30e9\u30f3\u30b9\u304c\u9375\u3067\u3059\u3002<\/li>\n<li><strong>\u6697\u9ed9\u306e\u30eb\u30fc\u30eb\u3092\u4eee\u5b9a\u3059\u308b\uff1a<\/strong> \u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u5b58\u5728\u3059\u308b\u304b\u3089\u3068\u3044\u3063\u3066\u3001\u305d\u306e\u30eb\u30fc\u30eb\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u305f\u3068\u3048\u3070\u3001\u300c\u30b9\u30c6\u30fc\u30bf\u30b9\u300d\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001\u8a31\u53ef\u3055\u308c\u308b\u5024\u306e\u30ea\u30b9\u30c8\u304c\u660e\u78ba\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3067\u3057\u3087\u3046\u304b\uff1f\u3053\u308c\u306f\u5217\u6319\u578b\u5236\u7d04\u307e\u305f\u306f\u53c2\u7167\u30c6\u30fc\u30d6\u30eb\u3068\u3057\u3066\u5b9a\u7fa9\u3059\u3079\u304d\u3067\u3059\u3002<\/li>\n<\/ul>\n<h2>\u5236\u7d04\u30de\u30c3\u30d4\u30f3\u30b0\u306e\u5b9f\u7528\u7684\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc \ud83d\udcdd<\/h2>\n<p>\u30eb\u30fc\u30eb\u3092\u898b\u9003\u3055\u306a\u3044\u305f\u3081\u306b\u3001\u69cb\u9020\u5316\u3055\u308c\u305f\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306b\u5f93\u3044\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u62bd\u8c61\u7684\u306a\u8981\u4ef6\u304b\u3089\u5177\u4f53\u7684\u306a\u30b9\u30ad\u30fc\u30de\u5b9a\u7fa9\u3078\u3068\u79fb\u884c\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u8981\u4ef6\u306e\u53ce\u96c6\uff1a<\/strong> \u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u306b\u30a4\u30f3\u30bf\u30d3\u30e5\u30fc\u3092\u884c\u3046\u3002\u300e\u3053\u306e\u64cd\u4f5c\u3092\u59a8\u3052\u308b\u3082\u306e\u306f\u4f55\u304b\uff1f\u300f\u3068\u300e\u9032\u3081\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u306f\u4f55\u304b\uff1f\u300f\u3068\u5c0b\u306d\u308b\u3002<\/li>\n<li><strong>\u30eb\u30fc\u30eb\u306e\u6587\u66f8\u5316\uff1a<\/strong> \u767a\u898b\u3055\u308c\u305f\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u3059\u3079\u3066\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u3002\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3054\u3068\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\u3002<\/li>\n<li><strong>\u30b9\u30ad\u30fc\u30de\u3092\u8a2d\u8a08\u3059\u308b\uff1a<\/strong>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u57fa\u672c\u7684\u306a\u95a2\u4fc2\u6027\u3092\u7528\u3044\u3066\u3001\u521d\u671f\u306eERD\u3092\u30c9\u30e9\u30d5\u30c8\u3059\u308b\u3002<\/li>\n<li><strong>\u5236\u7d04\u3092\u9069\u7528\u3059\u308b\uff1a<\/strong>\u30eb\u30fc\u30eb\u30ea\u30b9\u30c8\u30921\u3064\u305a\u3064\u78ba\u8a8d\u3059\u308b\u3002\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001NOT NULL\u3001\u30c1\u30a7\u30c3\u30af\u5236\u7d04\u3092\u5272\u308a\u5f53\u3066\u308b\u3002<\/li>\n<li><strong>\u629c\u3051\u6f0f\u308c\u306e\u78ba\u8a8d\uff1a<\/strong>\u5236\u7d04\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u306a\u3044\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u63a2\u3057\u3001\u672c\u5f53\u306b\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3042\u308b\u304b\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n<li><strong>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3068\u691c\u8a3c\u3059\u308b\uff1a<\/strong>\u56f3\u3092\u30d3\u30b8\u30cd\u30b9\u5074\u306b\u518d\u63d0\u793a\u3059\u308b\u3002\u305d\u3057\u3066\u3001\u300c\u3053\u306e\u30e2\u30c7\u30eb\u306f\u3042\u306a\u305f\u306e\u30eb\u30fc\u30eb\u3092\u53cd\u6620\u3057\u3066\u3044\u307e\u3059\u304b\uff1f\u300d\u3068\u5c0b\u306d\u308b\u3002<\/li>\n<\/ol>\n<h2>\u30eb\u30fc\u30eb\u30bf\u30a4\u30d7\u3068ERD\u5b9f\u88c5\u306e\u6bd4\u8f03 \ud83d\udccb<\/h2>\n<p>\u4ee5\u4e0b\u306e\u8868\u306f\u3001\u7570\u306a\u308b\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u30bf\u30a4\u30d7\u304c\u6280\u8853\u7684\u5236\u7d04\u306b\u3069\u306e\u3088\u3046\u306b\u5909\u63db\u3055\u308c\u308b\u304b\u3092\u8981\u7d04\u3057\u3066\u3044\u308b\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u30bf\u30a4\u30d7<\/th>\n<th>\u4f8b\u3068\u306a\u308b\u8981\u4ef6<\/th>\n<th>ERD\u5b9f\u88c5<\/th>\n<th>\u5236\u7d04\u30bf\u30a4\u30d7<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u4e00\u610f\u6027<\/strong><\/td>\n<td>\u30e6\u30fc\u30b6\u30fc\u9593\u3067\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306f\u4e00\u610f\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/td>\n<td>Email\u5217\u3078\u306e\u4e00\u610f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/td>\n<td>\u4e00\u610f\u5236\u7d04<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5b58\u5728\u6027<\/strong><\/td>\n<td>\u3059\u3079\u3066\u306e\u6ce8\u6587\u306f\u9867\u5ba2\u306b\u6240\u5c5e\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/td>\n<td>Order\u304b\u3089Customer\u3078\u306e\u5916\u90e8\u30ad\u30fc<\/td>\n<td>\u53c2\u7167\u6574\u5408\u6027<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7bc4\u56f2<\/strong><\/td>\n<td>\u6e29\u5ea6\u6e2c\u5b9a\u5024\u306f-50\u304b\u308950\u306e\u9593\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/td>\n<td>Temperature\u5217\u3078\u306e\u30c1\u30a7\u30c3\u30af\u5236\u7d04<\/td>\n<td>\u30c1\u30a7\u30c3\u30af\u5236\u7d04<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5fc5\u9808<\/strong><\/td>\n<td>\u88fd\u54c1\u540d\u306f\u7a7a\u3067\u3042\u3063\u3066\u306f\u306a\u3089\u306a\u3044\u3002<\/td>\n<td>Name\u5217\u3078\u306eNOT NULL<\/td>\n<td>null\u8a31\u5bb9\u5236\u7d04<\/td>\n<\/tr>\n<tr>\n<td><strong>\u57fa\u6570<\/strong><\/td>\n<td>\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u306f\u591a\u304f\u306e\u5f93\u696d\u54e1\u3092\u7ba1\u7406\u3059\u308b\u3002<\/td>\n<td>\u5f93\u696d\u54e1\u306b\u8a2d\u5b9a\u3055\u308c\u305f\u3001\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3092\u53c2\u7167\u3059\u308b\u5916\u90e8\u30ad\u30fc<\/td>\n<td>1\u5bfe\u591a\u306e\u95a2\u4fc2<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8ad6\u7406\u7684\u4f9d\u5b58\u95a2\u4fc2<\/strong><\/td>\n<td>\u8fd4\u5374\u65e5\u306f\u958b\u59cb\u65e5\u3088\u308a\u5f8c\u306b\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/td>\n<td>\u65e5\u4ed8\u5217\u3092\u6bd4\u8f03\u3059\u308b\u30c1\u30a7\u30c3\u30af\u5236\u7d04<\/td>\n<td>\u30c1\u30a7\u30c3\u30af\u5236\u7d04<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u30c7\u30fc\u30bf\u6574\u5408\u6027\u304c\u30d3\u30b8\u30cd\u30b9\u904b\u55b6\u306b\u4e0e\u3048\u308b\u5f71\u97ff \ud83d\udcc8<\/h2>\n<p>\u306a\u305c\u3053\u306e\u3088\u3046\u306a\u8a73\u7d30\u3055\u304c\u91cd\u8981\u306a\u306e\u304b\uff1f\u305d\u306e\u7b54\u3048\u306f\u3001\u60aa\u8cea\u306a\u30c7\u30fc\u30bf\u306e\u30b3\u30b9\u30c8\u306b\u3042\u308b\u3002\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ec\u30d9\u30eb\u3067\u5f37\u5236\u3055\u308c\u306a\u3044\u5834\u5408\u3001\u30c7\u30fc\u30bf\u306e\u305a\u308c\u304c\u751f\u3058\u308b\u3002\u30ec\u30dd\u30fc\u30c8\u306e\u6b63\u78ba\u6027\u304c\u640d\u306a\u308f\u308c\u308b\u3002\u5728\u5eab\u6570\u306e\u8a08\u7b97\u304c\u8aa4\u308b\u3002\u8ca1\u52d9\u76e3\u67fb\u304c\u5931\u6557\u3059\u308b\u3002\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3057\u305f\u5f8c\u306b\u4fee\u6b63\u3059\u308b\u30b3\u30b9\u30c8\u306f\u3001\u30e2\u30c7\u30eb\u5316\u6bb5\u968e\u3067\u9632\u6b62\u3059\u308b\u30b3\u30b9\u30c8\u3088\u308a\u3082\u6307\u6570\u7684\u306b\u9ad8\u304f\u306a\u308b\u3002<\/p>\n<p>\u3055\u3089\u306b\u3001\u6b63\u78ba\u306a\u5236\u7d04\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u8005\u306e\u8ca0\u62c5\u3092\u8efd\u6e1b\u3059\u308b\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u30eb\u30fc\u30eb\u3092\u5f37\u5236\u3059\u308c\u3070\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30fc\u30c9\u306f\u30b7\u30f3\u30d7\u30eb\u306b\u306a\u308b\u3002\u3059\u3079\u3066\u306e\u5165\u529b\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u624b\u52d5\u3067\u691c\u8a3c\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308b\u3002\u30b9\u30ad\u30fc\u30de\u3092\u4fe1\u983c\u3067\u304d\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u958b\u767a\u30b5\u30a4\u30af\u30eb\u304c\u901f\u304f\u306a\u308a\u3001\u672c\u756a\u74b0\u5883\u3067\u306e\u30d0\u30b0\u3082\u6e1b\u308b\u3002<\/p>\n<p>\u307e\u305f\u3001\u9069\u5207\u306b\u5236\u7d04\u3055\u308c\u305fERD\u306f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3002\u65b0\u898f\u958b\u767a\u8005\u306f\u56f3\u9762\u3092\u898b\u308b\u3053\u3068\u3067\u3001\u8981\u4ef6\u6587\u66f8\u3092\u4f55\u30da\u30fc\u30b8\u3082\u8aad\u3080\u3053\u3068\u306a\u304f\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u7406\u89e3\u3067\u304d\u308b\u3002\u30b9\u30ad\u30fc\u30de\u306f\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u306e\u52d5\u7684\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u306a\u308b\u3002<\/p>\n<h2>\u30e2\u30c7\u30e9\u30fc\u306e\u305f\u3081\u306e\u6700\u7d42\u7684\u306a\u8003\u616e\u4e8b\u9805 \ud83e\udde0<\/h2>\n<p>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u7ffb\u8a33\u3059\u308b\u3053\u3068\u306f\u4e00\u5ea6\u9650\u308a\u306e\u4f5c\u696d\u3067\u306f\u306a\u3044\u3002\u30d3\u30b8\u30cd\u30b9\u304c\u9032\u5316\u3059\u308b\u306b\u3064\u308c\u3066\u30eb\u30fc\u30eb\u3082\u5909\u5316\u3059\u308b\u3002\u65b0\u3057\u3044\u898f\u5236\u306b\u3088\u308a\u3001\u3042\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u5fc5\u9808\u306b\u3059\u308b\u5fc5\u8981\u304c\u751f\u3058\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3002\u65b0\u3057\u3044\u30d7\u30ed\u30bb\u30b9\u306b\u3088\u308a\u3001\u9867\u5ba2\u304c\u8907\u6570\u306e\u96fb\u8a71\u756a\u53f7\u3092\u6301\u3064\u3053\u3068\u304c\u8a31\u53ef\u3055\u308c\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3002ERD\u306f\u305d\u308c\u306b\u5fdc\u3058\u3066\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u3055\u308c\u3001\u66f4\u65b0\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n<p>\u5e38\u306b\u8907\u96d1\u3055\u3088\u308a\u3082\u660e\u78ba\u3055\u3092\u512a\u5148\u3059\u308b\u3002\u5236\u7d04\u3092\u30d3\u30b8\u30cd\u30b9\u95a2\u4fc2\u8005\u306b\u8aac\u660e\u3059\u308b\u306e\u304c\u96e3\u3057\u3059\u304e\u308b\u5834\u5408\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u52b9\u7387\u7684\u306b\u51e6\u7406\u3067\u304d\u308b\u307b\u3069\u3067\u306f\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u53b3\u5bc6\u3055\u3068\u3001\u5c06\u6765\u306e\u6210\u9577\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u67d4\u8edf\u6027\u3092\u6301\u3064\u30e2\u30c7\u30eb\u3092\u76ee\u6307\u3059\u3079\u304d\u3067\u3042\u308b\u3002<\/p>\n<p>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u306e\u57fa\u76e4\u3068\u3057\u3066\u6271\u3046\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u7d44\u7e54\u3092\u6b63\u78ba\u306b\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3067\u304d\u308b\u3002\u8ad6\u7406\u3068\u69cb\u9020\u306e\u3053\u306e\u6574\u5408\u6027\u3053\u305d\u304c\u3001\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306a\u30c7\u30fc\u30bf\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u7279\u5fb4\u3067\u3042\u308b\u3002\u5358\u306a\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u96c6\u307e\u308a\u3092\u3001\u30d3\u30b8\u30cd\u30b9\u904b\u55b6\u306e\u4fe1\u983c\u3067\u304d\u308b\u30a8\u30f3\u30b8\u30f3\u306b\u5909\u3048\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5805\u7262\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u69cb\u7bc9\u306f\u3001\u6700\u521d\u306e\u30b3\u30fc\u30c9\u30e9\u30a4\u30f3\u304c\u66f8\u304b\u308c\u308b\u305a\u3063&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1526,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092ERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b \ud83d\uddc4\ufe0f","_yoast_wpseo_metadesc":"\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3092\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306e\u5236\u7d04\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3068\u30e2\u30c7\u30eb\u306e\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3002 \ud83d\udcca","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[65],"tags":[80,84],"class_list":["post-1525","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-database-design","tag-academic","tag-erd"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092ERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b \ud83d\uddc4\ufe0f<\/title>\n<meta name=\"description\" content=\"\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3092\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306e\u5236\u7d04\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3068\u30e2\u30c7\u30eb\u306e\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3002 \ud83d\udcca\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092ERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b \ud83d\uddc4\ufe0f\" \/>\n<meta property=\"og:description\" content=\"\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3092\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306e\u5236\u7d04\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3068\u30e2\u30c7\u30eb\u306e\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3002 \ud83d\udcca\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/\" \/>\n<meta property=\"og:site_name\" content=\"Ez Knowledge Japanese - Latest in AI &amp; Software Innovation\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-23T04:01:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1664\" \/>\n\t<meta property=\"og:image:height\" content=\"928\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"vpadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"vpadmin\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/\"},\"author\":{\"name\":\"vpadmin\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#\/schema\/person\/33c28d3655923323cf039801026316a1\"},\"headline\":\"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u6b63\u78ba\u306aERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b\",\"datePublished\":\"2026-03-23T04:01:52+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/\"},\"wordCount\":54,\"publisher\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg\",\"keywords\":[\"academic\",\"erd\"],\"articleSection\":[\"Database Design\"],\"inLanguage\":\"ja\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/\",\"url\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/\",\"name\":\"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092ERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b \ud83d\uddc4\ufe0f\",\"isPartOf\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg\",\"datePublished\":\"2026-03-23T04:01:52+00:00\",\"description\":\"\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3092\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306e\u5236\u7d04\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3068\u30e2\u30c7\u30eb\u306e\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3002 \ud83d\udcca\",\"breadcrumb\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#primaryimage\",\"url\":\"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg\",\"contentUrl\":\"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg\",\"width\":1664,\"height\":928},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.ez-knowledge.com\/ja\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u6b63\u78ba\u306aERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#website\",\"url\":\"https:\/\/www.ez-knowledge.com\/ja\/\",\"name\":\"Ez Knowledge Japanese - Latest in AI &amp; Software Innovation\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.ez-knowledge.com\/ja\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#organization\",\"name\":\"Ez Knowledge Japanese - Latest in AI &amp; Software Innovation\",\"url\":\"https:\/\/www.ez-knowledge.com\/ja\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2025\/03\/ez-knowledge-logo.png\",\"contentUrl\":\"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2025\/03\/ez-knowledge-logo.png\",\"width\":512,\"height\":512,\"caption\":\"Ez Knowledge Japanese - Latest in AI &amp; Software Innovation\"},\"image\":{\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.ez-knowledge.com\/ja\/#\/schema\/person\/33c28d3655923323cf039801026316a1\",\"name\":\"vpadmin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"caption\":\"vpadmin\"},\"sameAs\":[\"https:\/\/www.ez-knowledge.com\"],\"url\":\"https:\/\/www.ez-knowledge.com\/ja\/author\/vpadmin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092ERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b \ud83d\uddc4\ufe0f","description":"\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3092\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306e\u5236\u7d04\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3068\u30e2\u30c7\u30eb\u306e\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3002 \ud83d\udcca","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/","og_locale":"ja_JP","og_type":"article","og_title":"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092ERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b \ud83d\uddc4\ufe0f","og_description":"\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3092\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306e\u5236\u7d04\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3068\u30e2\u30c7\u30eb\u306e\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3002 \ud83d\udcca","og_url":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/","og_site_name":"Ez Knowledge Japanese - Latest in AI &amp; Software Innovation","article_published_time":"2026-03-23T04:01:52+00:00","og_image":[{"width":1664,"height":928,"url":"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg","type":"image\/jpeg"}],"author":"vpadmin","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"vpadmin"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#article","isPartOf":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/"},"author":{"name":"vpadmin","@id":"https:\/\/www.ez-knowledge.com\/ja\/#\/schema\/person\/33c28d3655923323cf039801026316a1"},"headline":"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u6b63\u78ba\u306aERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b","datePublished":"2026-03-23T04:01:52+00:00","mainEntityOfPage":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/"},"wordCount":54,"publisher":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/#organization"},"image":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#primaryimage"},"thumbnailUrl":"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg","keywords":["academic","erd"],"articleSection":["Database Design"],"inLanguage":"ja"},{"@type":"WebPage","@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/","url":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/","name":"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092ERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b \ud83d\uddc4\ufe0f","isPartOf":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#primaryimage"},"image":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#primaryimage"},"thumbnailUrl":"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg","datePublished":"2026-03-23T04:01:52+00:00","description":"\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3092\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306e\u5236\u7d04\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3068\u30e2\u30c7\u30eb\u306e\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3002 \ud83d\udcca","breadcrumb":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#primaryimage","url":"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg","contentUrl":"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/translating-business-rules-erd-constraints-infographic.jpg","width":1664,"height":928},{"@type":"BreadcrumbList","@id":"https:\/\/www.ez-knowledge.com\/ja\/translating-business-rules-erd-constraints\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.ez-knowledge.com\/ja\/"},{"@type":"ListItem","position":2,"name":"\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u6b63\u78ba\u306aERD\u5236\u7d04\u306b\u7ffb\u8a33\u3059\u308b"}]},{"@type":"WebSite","@id":"https:\/\/www.ez-knowledge.com\/ja\/#website","url":"https:\/\/www.ez-knowledge.com\/ja\/","name":"Ez Knowledge Japanese - Latest in AI &amp; Software Innovation","description":"","publisher":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.ez-knowledge.com\/ja\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Organization","@id":"https:\/\/www.ez-knowledge.com\/ja\/#organization","name":"Ez Knowledge Japanese - Latest in AI &amp; Software Innovation","url":"https:\/\/www.ez-knowledge.com\/ja\/","logo":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.ez-knowledge.com\/ja\/#\/schema\/logo\/image\/","url":"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2025\/03\/ez-knowledge-logo.png","contentUrl":"https:\/\/www.ez-knowledge.com\/ja\/wp-content\/uploads\/sites\/4\/2025\/03\/ez-knowledge-logo.png","width":512,"height":512,"caption":"Ez Knowledge Japanese - Latest in AI &amp; Software Innovation"},"image":{"@id":"https:\/\/www.ez-knowledge.com\/ja\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.ez-knowledge.com\/ja\/#\/schema\/person\/33c28d3655923323cf039801026316a1","name":"vpadmin","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","caption":"vpadmin"},"sameAs":["https:\/\/www.ez-knowledge.com"],"url":"https:\/\/www.ez-knowledge.com\/ja\/author\/vpadmin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/posts\/1525","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/comments?post=1525"}],"version-history":[{"count":0,"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/posts\/1525\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/media\/1526"}],"wp:attachment":[{"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/media?parent=1525"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/categories?post=1525"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ez-knowledge.com\/ja\/wp-json\/wp\/v2\/tags?post=1525"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}