{"id":6378,"date":"2026-02-04T17:17:39","date_gmt":"2026-02-04T09:17:39","guid":{"rendered":"https:\/\/guides.visual-paradigm.com\/ja\/ensuring-consistency-between-dfd-and-erd-a-comprehensive-guide\/"},"modified":"2026-02-04T17:17:39","modified_gmt":"2026-02-04T09:17:39","slug":"ensuring-consistency-between-dfd-and-erd-a-comprehensive-guide","status":"publish","type":"post","link":"https:\/\/guides.visual-paradigm.com\/ja\/ensuring-consistency-between-dfd-and-erd-a-comprehensive-guide\/","title":{"rendered":"DFD\u3068ERD\u306e\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\uff1a\u5305\u62ec\u7684\u306a\u30ac\u30a4\u30c9"},"content":{"rendered":"

\u306f\u3058\u3081\u306b<\/h2>\n

\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3<\/a>\uff08DFD\uff09\u3068\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3<\/a>\uff08ERD\uff09\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5206\u6790\u304a\u3088\u3073\u8a2d\u8a08\u306e\u5206\u91ce\u306b\u304a\u3051\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u76ee\u7684\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u4e21\u8005\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u3053\u3068\u306f\u3001\u30e2\u30c7\u30eb\u5316\u3055\u308c\u3066\u3044\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u30b7\u30fc\u30e0\u30ec\u30b9\u3067\u6b63\u78ba\u306a\u8868\u73fe\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001DFD\u3068ERD\u306e\u95a2\u4fc2\u3092\u691c\u8a0e\u3057\u3001\u4e21\u8005\u306e\u6574\u5408\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u6d1e\u5bdf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n

DFD\u3068ERD\u306e\u7406\u89e3<\/h2>\n

\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09<\/h3>\n

DFD\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u30c7\u30fc\u30bf\u306e\u6d41\u308c\u3092\u56f3\u5f0f\u5316\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u30d7\u30ed\u30bb\u30b9\u3001\u30c7\u30fc\u30bf\u4fdd\u7ba1\u6240\u3001\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3001\u304a\u3088\u3073\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u793a\u3057\u307e\u3059\u3002DFD\u306f\u3001\u30c7\u30fc\u30bf\u69cb\u9020\u306e\u8907\u96d1\u3055\u306b\u6df1\u5165\u308a\u305b\u305a\u306b\u3001\u30c7\u30fc\u30bf\u304a\u3088\u3073\u30d7\u30ed\u30bb\u30b9\u306e\u9ad8\u30ec\u30d9\u30eb\u306a\u6d41\u308c\u3092\u63cf\u304f\u306e\u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\"Online<\/p>\n

\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09<\/h3>\n

\u4e00\u65b9\u3001ERD\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u306b\u7126\u70b9\u3092\u5f53\u3066\u307e\u3059\u3002\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u5c5e\u6027\u3001\u95a2\u4fc2\u3001\u304a\u3088\u3073\u57fa\u6570\u3092\u793a\u3057\u307e\u3059\u3002ERD\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u7570\u306a\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u95a2\u4fc2\u3092\u30e2\u30c7\u30eb\u5316\u3059\u308b\u306e\u306b\u7279\u306b\u6709\u7528\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306b\u304a\u3044\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n

\"ER<\/p>\n

DFD\u3068ERD\u306e\u95a2\u4fc2<\/h2>\n

DFD\u3068ERD\u306f\u7570\u306a\u308b\u76ee\u7684\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u672c\u8cea\u7684\u306b\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\u3002DFD\u3067\u8868\u73fe\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u306f\u3001ERD\u3067\u793a\u3055\u308c\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u95a2\u4fc2\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u4e21\u8005\u306e\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5305\u62ec\u7684\u306a\u8868\u73fe\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n

\u6574\u5408\u6027\u3092\u6574\u3048\u308b\u305f\u3081\u306e\u30b9\u30c6\u30c3\u30d7<\/h2>\n

1. \u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u3092\u7406\u89e3\u3059\u308b\uff1a<\/strong><\/h3>\n

DFD\u3068ERD\u3092\u4f5c\u6210\u3059\u308b\u524d\u306b\u3001\u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u3092\u660e\u78ba\u306b\u7406\u89e3\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u3001\u30c7\u30fc\u30bf\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u304a\u3088\u3073\u305d\u308c\u3089\u306e\u95a2\u4fc2\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n

2. \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u304b\u3089\u59cb\u3081\u308b\uff1a<\/strong><\/h3>\n

DFD\u3067\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u9ad8\u30ec\u30d9\u30eb\u306e\u56f3\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3068\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u306e\u76f8\u4e92\u4f5c\u7528\u306e\u6982\u8981\u3092\u793a\u3057\u307e\u3059\u3002\u305d\u308c\u306b\u5fdc\u3058\u3066\u3001ERD\u306b\u304a\u3051\u308b\u4e3b\u8981\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002<\/p>\n

3. \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3068\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u7279\u5b9a\u3059\u308b\uff1a<\/strong><\/h3>\n

DFD\u306b\u304a\u3044\u3066\u3001\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3092ERD\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u5bfe\u5fdc\u3055\u305b\u307e\u3059\u3002DFD\u5185\u306e\u5404\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u304cERD\u306b\u5bfe\u5fdc\u3059\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u6301\u3061\u3001\u9006\u3082\u307e\u305f\u7136\u308a\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

4. \u30d7\u30ed\u30bb\u30b9\u3068\u95a2\u4fc2\u3092\u5b9a\u7fa9\u3059\u308b\uff1a<\/strong><\/h3>\n

DFD\u5185\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001ERD\u306b\u304a\u3051\u308b\u30ec\u30b3\u30fc\u30c9\u306e\u4f5c\u6210\u3001\u66f4\u65b0\u3001\u524a\u9664\u306a\u3069\u306e\u64cd\u4f5c\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002DFD\u5185\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u3069\u306e\u3088\u3046\u306b\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u304b\u3092\u660e\u78ba\u306b\u5b9a\u7fa9\u3057\u3001\u305d\u308c\u306b\u5fdc\u3058\u3066\u95a2\u4fc2\u3092\u78ba\u7acb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

5. \u4e00\u8cab\u3057\u305f\u547d\u540d\u898f\u5247\uff1a<\/strong><\/h3>\n

\u4e21\u65b9\u306e\u56f3\u306e\u547d\u540d\u898f\u5247\u3092\u4e00\u8cab\u6027\u3092\u6301\u305f\u305b\u307e\u3057\u3087\u3046\u3002\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u5c5e\u6027\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u540d\u524d\u306f\u4e00\u81f4\u3055\u305b\u3001\u6df7\u4e71\u3092\u907f\u3051\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

6. \u30af\u30ed\u30b9\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong><\/h3>\n

DFD\u3068ERD\u306e\u60c5\u5831\u306b\u3064\u3044\u3066\u5b9a\u671f\u7684\u306b\u76f8\u4e92\u78ba\u8a8d\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u4e00\u65b9\u306e\u56f3\u3067\u884c\u308f\u308c\u305f\u5909\u66f4\u306f\u3001\u3082\u3046\u4e00\u65b9\u306e\u56f3\u306b\u3082\u53cd\u6620\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u3001\u4e0d\u4e00\u81f4\u3092\u9632\u304e\u307e\u3057\u3087\u3046\u3002<\/p>\n

7. \u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\uff1a<\/strong><\/h3>\n

DFD\u304a\u3088\u3073ERD\u306e\u4f5c\u6210\u306b\u95a2\u4e0e\u3059\u308b\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u9593\u3067\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\u3092\u69cb\u7bc9\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5168\u54e1\u304c\u540c\u3058\u7406\u89e3\u3092\u6301\u3061\u3001\u4e0d\u6574\u5408\u304c\u8fc5\u901f\u306b\u89e3\u6c7a\u3055\u308c\u307e\u3059\u3002<\/p>\n

8. \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30b7\u30ca\u30ea\u30aa\uff1a<\/strong><\/h3>\n

\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30b7\u30ca\u30ea\u30aa\u3092\u901a\u3058\u3066\u4e00\u8cab\u6027\u3092\u691c\u8a3c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3055\u307e\u3056\u307e\u306a\u30b7\u30ca\u30ea\u30aa\u3092\u78ba\u8a8d\u3057\u3001\u30c7\u30fc\u30bf\u306e\u6d41\u308c\u3084\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u76f8\u4e92\u4f5c\u7528\u304c\u671f\u5f85\u901a\u308a\u306b\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u63a8\u5968\u3055\u308c\u308b\u30e2\u30c7\u30ea\u30f3\u30b0\u30c4\u30fc\u30eb<\/h2>\n

Visual Paradigm\u306f\u3001\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\uff08DFD\uff09\u304a\u3088\u3073\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09\u3092\u3088\u308a\u81ea\u52d5\u7684\u3067\u4f7f\u3044\u3084\u3059\u3044\u65b9\u6cd5\u3067\u30e2\u30c7\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306e\u512a\u308c\u305f\u9078\u629e\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u306a\u305cVisual Paradigm\u304c\u597d\u307e\u308c\u308b\u30c4\u30fc\u30eb\u3067\u3042\u308b\u304b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n

    \n
  1. \u76f4\u611f\u7684\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff1a<\/strong>Visual Paradigm\u306f\u3001\u8907\u96d1\u306a\u56f3\u3092\u4f5c\u6210\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u7c21\u7d20\u5316\u3059\u308b\u76f4\u611f\u7684\u3067\u4f7f\u3044\u3084\u3059\u3044\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u306f\u8981\u7d20\u3092\u7c21\u5358\u306b\u30c9\u30e9\u30c3\u30b0\u30a2\u30f3\u30c9\u30c9\u30ed\u30c3\u30d7\u3067\u304d\u308b\u305f\u3081\u3001\u521d\u5fc3\u8005\u304b\u3089\u7d4c\u9a13\u8c4a\u5bcc\u306a\u30e2\u30c7\u30e9\u30fc\u307e\u3067\u5229\u7528\u3057\u3084\u3059\u3044\u3067\u3059\u3002<\/li>\n
  2. \u5305\u62ec\u7684\u306a\u6a5f\u80fd\uff1a<\/strong>\u3053\u306e\u30c4\u30fc\u30eb\u306f\u3001DFD\u304a\u3088\u3073ERD\u30e2\u30c7\u30ea\u30f3\u30b0\u306b\u5fc5\u8981\u306a\u5305\u62ec\u7684\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u3001\u30ec\u30d9\u30eb0\u56f3\u3001\u8a73\u7d30\u306aDFD\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u56f3\u306e\u4f5c\u6210\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u540c\u69d8\u306b\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u95a2\u4fc2\u3001\u5c5e\u6027\u3092\u7528\u3044\u305fERD\u306e\u8a2d\u8a08\u306b\u9069\u3057\u305f\u8c4a\u5bcc\u306a\u30c4\u30fc\u30eb\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n
  3. \u81ea\u52d5\u540c\u671f\uff1a<\/strong>Visual Paradigm\u306f\u3001\u7570\u306a\u308b\u56f3\u30bf\u30a4\u30d7\u9593\u3067\u81ea\u52d5\u540c\u671f\u3092\u53ef\u80fd\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001DFD\u307e\u305f\u306fERD\u306e\u3044\u305a\u308c\u304b\u3067\u884c\u308f\u308c\u305f\u5909\u66f4\u304c\u4ed6\u306e\u56f3\u306b\u3082\u53cd\u6620\u3055\u308c\u308b\u305f\u3081\u3001\u4e0d\u6574\u5408\u306e\u30ea\u30b9\u30af\u304c\u4f4e\u6e1b\u3055\u308c\u307e\u3059\u3002<\/li>\n
  4. \u5354\u50cd\u3068\u30c1\u30fc\u30e0\u30ef\u30fc\u30af\uff1a<\/strong>\u3053\u306e\u30c4\u30fc\u30eb\u306f\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u9593\u306e\u5354\u50cd\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u306e\u5354\u50cd\u3068\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002\u8907\u6570\u306e\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u307e\u305f\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u7570\u306a\u308b\u5074\u9762\u306b\u53d6\u308a\u7d44\u3080\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u304c\u95a2\u4e0e\u3059\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u304a\u3044\u3066\u3001\u3053\u308c\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/li>\n
  5. \u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u30aa\u30d7\u30b7\u30e7\u30f3\uff1a<\/strong>Visual Paradigm\u306f\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u72ec\u81ea\u306e\u547d\u540d\u898f\u5247\u3001\u30b9\u30bf\u30a4\u30eb\u3001\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u56f3\u306e\u9593\u3067\u4e00\u8cab\u6027\u304c\u4fdd\u305f\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u7279\u5b9a\u306e\u8981\u4ef6\u306b\u5408\u308f\u305b\u3089\u308c\u307e\u3059\u3002<\/li>\n
  6. \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u4f5c\u6210\u306e\u6c4e\u7528\u6027\uff1a<\/strong>\u56f3\u306e\u4f5c\u6210\u306b\u52a0\u3048\u3066\u3001Visual Paradigm\u306f\u8a73\u7d30\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u4f5c\u6210\u306e\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u30e2\u30c7\u30eb\u306e\u660e\u78ba\u3067\u5305\u62ec\u7684\u306a\u8a18\u9332\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308a\u3001\u958b\u767a\u304a\u3088\u3073\u4fdd\u5b88\u30d5\u30a7\u30fc\u30ba\u3067\u5f79\u7acb\u3061\u307e\u3059\u3002<\/li>\n
  7. \u7d99\u7d9a\u7684\u306a\u66f4\u65b0\u3068\u30b5\u30dd\u30fc\u30c8\uff1a<\/strong>Visual Paradigm\u306f\u5b9a\u671f\u7684\u306a\u66f4\u65b0\u3068\u8fc5\u901f\u306a\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8\u3067\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u6700\u65b0\u306e\u6a5f\u80fd\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u652f\u63f4\u3092\u53d7\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n
  8. \u7d71\u5408\u6a5f\u80fd\uff1a<\/strong>\u3053\u306e\u30c4\u30fc\u30eb\u306f\u901a\u5e38\u3001\u7d71\u5408\u6a5f\u80fd\u3092\u5099\u3048\u3066\u304a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30e2\u30c7\u30ea\u30f3\u30b0\u4f5c\u696d\u3092\u4ed6\u306e\u30c4\u30fc\u30eb\u3084\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3068\u9023\u643a\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u306e\u52b9\u7387\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n

    Visual Paradigm<\/a>\u306f\u30e2\u30c7\u30ea\u30f3\u30b0\u306b\u597d\u307e\u308c\u308b\u30c4\u30fc\u30eb\u3067\u3059DFD<\/a>\u304a\u3088\u3073ERD<\/a>\u4f7f\u3044\u3084\u3059\u3044\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u5305\u62ec\u7684\u306a\u6a5f\u80fd\u3001\u81ea\u52d5\u540c\u671f\u3001\u5171\u540c\u4f5c\u696d\u30b5\u30dd\u30fc\u30c8\u3001\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u30aa\u30d7\u30b7\u30e7\u30f3\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u4f5c\u6210\u6a5f\u80fd\u3001\u7d99\u7d9a\u7684\u306a\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u305f\u3081\u3002\u52b9\u7387\u7684\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30e2\u30c7\u30eb\u4f5c\u6210\u30c4\u30fc\u30eb\u3092\u6c42\u3081\u308b\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u5305\u62ec\u7684\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n

    \u00a0<\/p>\n

    \u7d50\u8ad6<\/h2>\n

    \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\u3068\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u306e\u6574\u5408\u6027\u3092\u5408\u308f\u305b\u308b\u3053\u3068\u306f\u3001\u5305\u62ec\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u5206\u6790\u304a\u3088\u3073\u8a2d\u8a08\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3044\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u308c\u3089\u306e2\u3064\u306e\u56f3\u306f\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u76ee\u7684\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5305\u62ec\u7684\u306a\u8996\u70b9\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u4e92\u3044\u306b\u88dc\u5b8c\u3057\u5408\u3044\u307e\u3059\u3002\u672c\u30ac\u30a4\u30c9\u3067\u793a\u3055\u308c\u305f\u624b\u9806\u306b\u5f93\u3046\u3053\u3068\u3067\u3001DFD\u3068ERD\u304c\u500b\u5225\u306b\u6b63\u78ba\u3067\u3042\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u30b9\u30e0\u30fc\u30ba\u306b\u8868\u73fe\u3067\u304d\u308b\u3088\u3046\u306b\u8abf\u548c\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6574\u5408\u6027\u306f\u3001\u5805\u7262\u3067\u52b9\u679c\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u9375\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u306f\u3058\u3081\u306b \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u3068\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5206\u6790\u304a\u3088\u3073\u8a2d\u8a08\u306e\u5206\u91ce\u306b\u304a\u3051\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u76ee\u7684\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u4e21\u8005\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u3053\u3068\u306f\u3001\u30e2\u30c7\u30eb\u5316\u3055\u308c\u3066\u3044\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u30b7\u30fc\u30e0\u30ec\u30b9\u3067\u6b63\u78ba\u306a\u8868\u73fe\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001DFD\u3068ERD\u306e\u95a2\u4fc2\u3092\u691c\u8a0e\u3057\u3001\u4e21\u8005\u306e\u6574\u5408\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u6d1e\u5bdf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 DFD\u3068ERD\u306e\u7406\u89e3 \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09 DFD\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u30c7\u30fc\u30bf\u306e\u6d41\u308c\u3092\u56f3\u5f0f\u5316\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u30d7\u30ed\u30bb\u30b9\u3001\u30c7\u30fc\u30bf\u4fdd\u7ba1\u6240\u3001\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3001\u304a\u3088\u3073\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u793a\u3057\u307e\u3059\u3002DFD\u306f\u3001\u30c7\u30fc\u30bf\u69cb\u9020\u306e\u8907\u96d1\u3055\u306b\u6df1\u5165\u308a\u305b\u305a\u306b\u3001\u30c7\u30fc\u30bf\u304a\u3088\u3073\u30d7\u30ed\u30bb\u30b9\u306e\u9ad8\u30ec\u30d9\u30eb\u306a\u6d41\u308c\u3092\u63cf\u304f\u306e\u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002 \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09 \u4e00\u65b9\u3001ERD\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u306b\u7126\u70b9\u3092\u5f53\u3066\u307e\u3059\u3002\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u5c5e\u6027\u3001\u95a2\u4fc2\u3001\u304a\u3088\u3073\u57fa\u6570\u3092\u793a\u3057\u307e\u3059\u3002ERD\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u7570\u306a\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u95a2\u4fc2\u3092\u30e2\u30c7\u30eb\u5316\u3059\u308b\u306e\u306b\u7279\u306b\u6709\u7528\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306b\u304a\u3044\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002 DFD\u3068ERD\u306e\u95a2\u4fc2 DFD\u3068ERD\u306f\u7570\u306a\u308b\u76ee\u7684\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u672c\u8cea\u7684\u306b\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\u3002DFD\u3067\u8868\u73fe\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u306f\u3001ERD\u3067\u793a\u3055\u308c\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u95a2\u4fc2\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u4e21\u8005\u306e\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5305\u62ec\u7684\u306a\u8868\u73fe\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002 \u6574\u5408\u6027\u3092\u6574\u3048\u308b\u305f\u3081\u306e\u30b9\u30c6\u30c3\u30d7 1. \u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u3092\u7406\u89e3\u3059\u308b\uff1a DFD\u3068ERD\u3092\u4f5c\u6210\u3059\u308b\u524d\u306b\u3001\u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u3092\u660e\u78ba\u306b\u7406\u89e3\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u3001\u30c7\u30fc\u30bf\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u304a\u3088\u3073\u305d\u308c\u3089\u306e\u95a2\u4fc2\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u542b\u307e\u308c\u307e\u3059\u3002 2. \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u304b\u3089\u59cb\u3081\u308b\uff1a DFD\u3067\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u9ad8\u30ec\u30d9\u30eb\u306e\u56f3\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3068\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u306e\u76f8\u4e92\u4f5c\u7528\u306e\u6982\u8981\u3092\u793a\u3057\u307e\u3059\u3002\u305d\u308c\u306b\u5fdc\u3058\u3066\u3001ERD\u306b\u304a\u3051\u308b\u4e3b\u8981\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002 3. \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3068\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u7279\u5b9a\u3059\u308b\uff1a 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