{"id":1115,"date":"2026-03-30T21:21:52","date_gmt":"2026-03-30T21:21:52","guid":{"rendered":"https:\/\/www.method-post.com\/ja\/definitive-overview-class-diagrams-information-systems\/"},"modified":"2026-03-30T21:21:52","modified_gmt":"2026-03-30T21:21:52","slug":"definitive-overview-class-diagrams-information-systems","status":"publish","type":"post","link":"https:\/\/www.method-post.com\/ja\/definitive-overview-class-diagrams-information-systems\/","title":{"rendered":"\u6c7a\u5b9a\u7684\u306a\u6982\u8981\uff1a\u30af\u30e9\u30b9\u56f3\u3068\u306f\u4f55\u304b\u3001\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3044\u3066\u306a\u305c\u91cd\u8981\u306a\u306e\u304b"},"content":{"rendered":"

\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u5de5\u5b66\u304a\u3088\u3073\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306e\u8907\u96d1\u306a\u9818\u57df\u306b\u304a\u3044\u3066\u3001\u660e\u78ba\u3055\u304c\u4fa1\u5024\u3068\u306a\u308b\u3002\u958b\u767a\u8005\u3001\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u3001\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u5805\u7262\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u7bc9\u306b\u5354\u529b\u3059\u308b\u969b\u306b\u306f\u3001\u5171\u901a\u306e\u8a00\u8a9e\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002\u30af\u30e9\u30b9\u56f3\u306f\u305d\u306e\u3088\u3046\u306a\u666e\u904d\u7684\u306a\u6587\u6cd5\u306e\u5f79\u5272\u3092\u679c\u305f\u3059\u3002\u5358\u306a\u308b\u56f3\u9762\u3067\u306f\u306a\u304f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u9759\u7684\u69cb\u9020\u3092\u5b9a\u7fa9\u3059\u308b\u69cb\u9020\u7684\u306a\u8a2d\u8a08\u56f3\u3067\u3042\u308b\u3002\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u8a08\u3001\u5206\u6790\u3001\u4fdd\u5b88\u306b\u95a2\u308f\u308b\u3059\u3079\u3066\u306e\u4eba\u306b\u3068\u3063\u3066\u3001\u3053\u306e\u30c4\u30fc\u30eb\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u57fa\u76e4\u3068\u306a\u308b\u3002<\/p>\n

\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u30af\u30e9\u30b9\u56f3\u306e\u69cb\u9020\u3001\u76ee\u7684\u3001\u6226\u7565\u7684\u91cd\u8981\u6027\u306b\u3064\u3044\u3066\u63a2\u6c42\u3059\u308b\u3002\u5404\u69cb\u6210\u8981\u7d20\u3092\u5206\u89e3\u3057\u3001\u305d\u308c\u3089\u3092\u7d50\u3073\u3064\u3051\u308b\u95a2\u4fc2\u3092\u691c\u8a0e\u3057\u3001\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3059\u308b\u3002\u5b66\u751f\u3068\u3057\u3066\u57fa\u790e\u3092\u5b66\u3093\u3067\u3044\u308b\u5834\u5408\u3067\u3082\u3001\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u3068\u3057\u3066\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30b9\u30ad\u30eb\u3092\u78e8\u3044\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u3001\u3053\u306e\u6982\u8981\u306f\u73fe\u4ee3\u306e\u958b\u767a\u306b\u304a\u3051\u308b\u3053\u308c\u3089\u306e\u56f3\u306e\u5f79\u5272\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306e\u5fc5\u8981\u306a\u6df1\u3055\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n

\n
\"Chibi-style<\/figure>\n<\/div>\n

\ud83c\udfd7\ufe0f \u30af\u30e9\u30b9\u56f3\u306e\u69cb\u9020<\/h2>\n

\u30af\u30e9\u30b9\u56f3\u306f\u3001\u7d71\u4e00\u30e2\u30c7\u30ea\u30f3\u30b0\u8a00\u8a9e\uff08UML\uff09\u306b\u304a\u3051\u308b\u9759\u7684\u69cb\u9020\u56f3\u306e\u4e00\u7a2e\u3067\u3042\u308b\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u30af\u30e9\u30b9\u3001\u305d\u306e\u5c5e\u6027\u3001\u64cd\u4f5c\uff08\u30e1\u30bd\u30c3\u30c9\uff09\u3001\u304a\u3088\u3073\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u9593\u306e\u95a2\u4fc2\u3092\u793a\u3059\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u9020\u3092\u8a18\u8ff0\u3059\u308b\u3002\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u304c\u6642\u9593\u7d4c\u904e\u306b\u308f\u305f\u308b\u632f\u308b\u821e\u3044\u306b\u6ce8\u76ee\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001\u30af\u30e9\u30b9\u56f3\u306f\u7279\u5b9a\u306e\u6642\u70b9\u306b\u304a\u3051\u308b\u69cb\u9020\u306b\u6ce8\u76ee\u3059\u308b\u3002<\/p>\n

\u30af\u30e9\u30b9\u56f3\u5185\u306e\u5404\u8981\u7d20\u306f\u3001\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u307e\u305f\u306f\u30ed\u30b8\u30c3\u30af\u5c64\u306e\u7279\u5b9a\u306e\u5074\u9762\u3092\u8868\u3059\u3002\u56f3\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u8996\u899a\u7684\u8868\u73fe\u3092\u69cb\u6210\u3059\u308b\u30dc\u30c3\u30af\u30b9\u306e\u610f\u5473\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n

\ud83d\udce6 \u30af\u30e9\u30b9\u30dc\u30c3\u30af\u30b9<\/h3>\n

\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20\u306f\u30af\u30e9\u30b9\u30dc\u30c3\u30af\u30b9\u3067\u3042\u308b\u3002\u8996\u899a\u7684\u306b\u306f\u3001\u30b3\u30f3\u30d1\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u5206\u3051\u3089\u308c\u305f\u9577\u65b9\u5f62\u3067\u3042\u308b\u3002\u30c4\u30fc\u30eb\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u5834\u5408\u3082\u3042\u308b\u304c\u3001\u6a19\u6e96\u7684\u306a\u8868\u8a18\u6cd5\u3067\u306f\u901a\u5e38\u30013\u3064\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u304c\u542b\u307e\u308c\u308b\u3002<\/p>\n

    \n
  • \u30af\u30e9\u30b9\u540d\uff1a<\/strong> \u4e0a\u90e8\u306e\u30b3\u30f3\u30d1\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u4f4d\u7f6e\u3059\u308b\u3002\u3053\u308c\u306f\u30af\u30e9\u30b9\u306e\u8b58\u5225\u5b50\u3067\u3042\u308a\u3001\u901a\u5e38\u592a\u5b57\u3067\u5927\u6587\u5b57\u3067\u8a18\u8ff0\u3055\u308c\u308b\uff08\u4f8b\uff1a\u9867\u5ba2<\/code> \u307e\u305f\u306f \u6ce8\u6587<\/code>).<\/li>\n
  • \u5c5e\u6027\uff1a<\/strong> \u4e2d\u592e\u306e\u30b3\u30f3\u30d1\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u4f4d\u7f6e\u3059\u308b\u3002\u3053\u308c\u3089\u306f\u30af\u30e9\u30b9\u304c\u4fdd\u6301\u3059\u308b\u30c7\u30fc\u30bf\u307e\u305f\u306f\u72b6\u614b\u3092\u8868\u3059\u3002\u5404\u5c5e\u6027\u306b\u306f\u53ef\u8996\u6027\u4fee\u98fe\u5b50\uff08+\u306f\u30d1\u30d6\u30ea\u30c3\u30af\u3001\u2013\u306f\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u3001#\u306f\u30d7\u30ed\u30c6\u30af\u30c6\u30c3\u30c9\uff09\u3001\u540d\u524d\u3001\u30c7\u30fc\u30bf\u578b\uff08\u4f8b\uff1a- \u540d\u524d: \u6587\u5b57\u5217<\/code>).<\/li>\n
  • \u64cd\u4f5c\uff1a<\/strong> \u4e0b\u90e8\u306e\u30b3\u30f3\u30d1\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u4f4d\u7f6e\u3059\u308b\u3002\u3053\u308c\u3089\u306f\u30af\u30e9\u30b9\u304c\u5b9f\u884c\u3067\u304d\u308b\u632f\u308b\u821e\u3044\u307e\u305f\u306f\u95a2\u6570\u3092\u8868\u3059\u3002\u5c5e\u6027\u3068\u540c\u69d8\u306b\u3001\u53ef\u8996\u6027\u3001\u540d\u524d\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u542b\u3080\uff08\u4f8b\uff1a+ calculateTotal(): \u6d6e\u52d5\u5c0f\u6570\u70b9\u6570<\/code>).<\/li>\n<\/ul>\n

    \ud83d\udd0d \u53ef\u8996\u6027\u4fee\u98fe\u5b50<\/h3>\n

    \u30ab\u30d7\u30bb\u30eb\u5316\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a2d\u8a08\u306e\u4e2d\u5fc3\u7684\u306a\u539f\u5247\u3067\u3042\u308b\u3002\u53ef\u8996\u6027\u4fee\u98fe\u5b50\u306f\u30af\u30e9\u30b9\u306e\u5185\u90e8\u72b6\u614b\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3059\u308b\u3002\u30af\u30e9\u30b9\u56f3\u3092\u8aad\u3080\u4e0a\u3067\u3001\u3053\u308c\u3089\u306e\u8a18\u53f7\u306e\u610f\u5473\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002<\/p>\n

      \n
    • \u30d1\u30d6\u30ea\u30c3\u30af (+)\uff1a<\/strong>\u4ed6\u306e\u3059\u3079\u3066\u306e\u30af\u30e9\u30b9\u304b\u3089\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3002<\/li>\n
    • \u30d7\u30e9\u30a4\u30d9\u30fc\u30c8 (-)\uff1a<\/strong>\u30af\u30e9\u30b9\u81ea\u8eab\u306e\u4e2d\u3067\u306e\u307f\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3002\u3053\u308c\u306b\u3088\u308a\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u4fdd\u305f\u308c\u308b\u3002<\/li>\n
    • \u30d7\u30ed\u30c6\u30af\u30c6\u30c3\u30c9 (#)\uff1a<\/strong>\u30af\u30e9\u30b9\u304a\u3088\u3073\u305d\u306e\u30b5\u30d6\u30af\u30e9\u30b9\u5185\u3067\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3002<\/li>\n
    • \u30d1\u30c3\u30b1\u30fc\u30b8\uff08~\/default\uff09\uff1a<\/strong>\u540c\u3058\u30d1\u30c3\u30b1\u30fc\u30b8\u307e\u305f\u306f\u540d\u524d\u7a7a\u9593\u5185\u3067\u306e\u307f\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3002<\/li>\n<\/ul>\n

      \ud83d\udd17 \u95a2\u4fc2\u6027\u3068\u63a5\u7d9a\u306e\u7406\u89e3<\/h2>\n

      \u30af\u30e9\u30b9\u306f\u307b\u3068\u3093\u3069\u5b64\u7acb\u3057\u3066\u5b58\u5728\u3057\u306a\u3044\u3002\u305d\u308c\u3089\u306f\u4e92\u3044\u306b\u76f8\u4e92\u4f5c\u7528\u3057\u3066\u4e00\u8cab\u6027\u306e\u3042\u308b\u30b7\u30b9\u30c6\u30e0\u3092\u5f62\u6210\u3059\u308b\u3002\u30dc\u30c3\u30af\u30b9\u3092\u3064\u306a\u3050\u7dda\u306f\u3053\u308c\u3089\u306e\u95a2\u4fc2\u6027\u3092\u8868\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u3089\u306e\u7dda\u3092\u8aa4\u89e3\u3059\u308b\u3068\u3001\u91cd\u5927\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u4e0a\u306e\u6b20\u9665\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u4ee5\u4e0b\u306b\u3001\u6700\u3082\u4e00\u822c\u7684\u306a\u95a2\u4fc2\u6027\u306e\u7a2e\u985e\u3092\u8a73\u8ff0\u3059\u308b\u3002<\/p>\n

      \ud83d\udcca \u4e00\u822c\u7684\u306a\u95a2\u4fc2\u6027\u306e\u6bd4\u8f03<\/h3>\n\n\n\n\n\n\n\n\n\n
      \u95a2\u4fc2\u6027\u306e\u7a2e\u985e<\/th>\n\u8a18\u53f7<\/th>\n\u610f\u5473<\/th>\n\u4f8b<\/th>\n<\/tr>\n<\/thead>\n
      \u95a2\u9023<\/td>\n\u5b9f\u7dda<\/td>\n\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u9593\u306e\u69cb\u9020\u7684\u30ea\u30f3\u30af<\/td>\nA \u5b66\u751f<\/code>\u304c\u53d7\u8b1b\u3059\u308b\u6388\u696d<\/code><\/td>\n<\/tr>\n
      \u96c6\u7d04<\/td>\n\u958b\u304b\u308c\u305f\u30c0\u30a4\u30a2\u30e2\u30f3\u30c9<\/td>\n\u5168\u4f53-\u90e8\u5206\u95a2\u4fc2\uff08\u5f31\u3044\uff09<\/td>\nA \u90e8\u7f72<\/code>\u304c\u6301\u3064\u6559\u6388<\/code><\/td>\n<\/tr>\n
      \u5408\u6210<\/td>\n\u5857\u308a\u3064\u3076\u3055\u308c\u305f\u30c0\u30a4\u30a2\u30e2\u30f3\u30c9<\/td>\n\u5168\u4f53-\u90e8\u5206\u95a2\u4fc2\uff08\u5f37\u3044\uff09<\/td>\nA \u5bb6<\/code>\u3092\u542b\u3080\u90e8\u5c4b<\/code><\/td>\n<\/tr>\n
      \u7d99\u627f\uff08\u4e00\u822c\u5316\uff09<\/td>\n\u7a7a\u306e\u4e09\u89d2\u77e2\u5370<\/td>\nis-a\u95a2\u4fc2<\/td>\n\u5f93\u696d\u54e1<\/code> extends \u4eba\u7269<\/code><\/td>\n<\/tr>\n
      \u4f9d\u5b58\u95a2\u4fc2<\/td>\n\u7834\u7dda\u77e2\u5370<\/td>\n\u4f7f\u7528\u95a2\u4fc2<\/td>\n\u30ec\u30dd\u30fc\u30c8\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf<\/code> uses \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/code><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \ud83e\udde9 \u95a2\u9023 vs. \u805a\u5408 vs. \u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3<\/h3>\n

      \u3053\u308c\u3089\u306e3\u3064\u306e\u6982\u5ff5\u306f\u3057\u3070\u3057\u3070\u6df7\u540c\u3055\u308c\u307e\u3059\u304c\u3001\u305d\u308c\u305e\u308c\u304c\u7570\u306a\u308b\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u4f9d\u5b58\u95a2\u4fc2\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

        \n
      • \u95a2\u9023\uff1a<\/strong> \u4e00\u822c\u7684\u306a\u30ea\u30f3\u30af\u3002\u4e21\u5074\u306f\u72ec\u7acb\u3057\u3066\u5b58\u5728\u53ef\u80fd\u3002\u4f8b\u3048\u3070\u3001\u30c9\u30e9\u30a4\u30d0\u30fc<\/code> \u3068 \u8eca<\/code> \u306f\u95a2\u9023\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u8eca\u304c\u7834\u58ca\u3055\u308c\u3066\u3082\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u4f9d\u7136\u3068\u3057\u3066\u5b58\u5728\u3057\u307e\u3059\u3002<\/li>\n
      • \u96c6\u5408\uff1a<\/strong> \u300c\u6240\u6709\u3059\u308b\u300d\u95a2\u4fc2\u3092\u8868\u3059\u3001\u95a2\u9023\u306e\u7279\u5b9a\u306e\u5f62\u614b\u3002\u90e8\u54c1\u306f\u5168\u4f53\u3068\u306f\u72ec\u7acb\u3057\u3066\u5b58\u5728\u53ef\u80fd\u3002\u30c1\u30fc\u30e0<\/code> \u306f \u9078\u624b<\/code>\u3002\u30c1\u30fc\u30e0\u304c\u89e3\u6563\u3057\u3066\u3082\u3001\u9078\u624b\u306f\u6b8b\u308a\u307e\u3059\u3002<\/li>\n
      • \u30b3\u30f3\u30dd\u30b8\u30b7\u30e7\u30f3\uff1a<\/strong> \u805a\u5408\u306e\u3088\u308a\u5f37\u3044\u5f62\u614b\u3002\u90e8\u54c1\u306f\u5168\u4f53\u304c\u306a\u3051\u308c\u3070\u5b58\u5728\u3067\u304d\u306a\u3044\u3002\u5168\u4f53\u304c\u7834\u58ca\u3055\u308c\u308c\u3070\u3001\u90e8\u54c1\u3082\u7834\u58ca\u3055\u308c\u308b\u3002\u6ce8\u6587<\/code> \u3092\u542b\u3080\u6ce8\u6587\u9805\u76ee<\/code>\u6ce8\u6587\u304c\u524a\u9664\u3055\u308c\u305f\u5834\u5408\u3001\u305d\u306e\u6ce8\u6587\u306e\u7279\u5b9a\u306e\u9805\u76ee\u306f\u7121\u52b9\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n

        \ud83c\udfdb\ufe0f \u30b7\u30b9\u30c6\u30e0\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u304a\u3051\u308b\u6226\u7565\u7684\u4fa1\u5024<\/h2>\n

        \u306a\u305c\u79c1\u305f\u3061\u306f\u3053\u308c\u3089\u306e\u56f3\u3092\u4f5c\u6210\u3059\u308b\u306e\u306b\u6642\u9593\u3092\u6295\u8cc7\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3044\u3066\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u9032\u3080\u306b\u3064\u308c\u3066\u5909\u66f4\u306e\u30b3\u30b9\u30c8\u306f\u6307\u6570\u95a2\u6570\u7684\u306b\u5897\u52a0\u3057\u307e\u3059\u3002\u69cb\u9020\u7684\u306a\u8aa4\u308a\u3092\u65e9\u671f\u306b\u767a\u898b\u3059\u308b\u3053\u3068\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u30af\u30e9\u30b9\u56f3\u306f\u3001\u6280\u8853\u8005\u3068\u975e\u6280\u8853\u8005\u3068\u306e\u9593\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u6a4b\u6e21\u3057\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

        \ud83d\udcdd \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3068\u77e5\u8b58\u79fb\u884c<\/h3>\n

        \u30b3\u30fc\u30c9\u306f\u6fc3\u5bc6\u3067\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u3067\u306a\u3044\u4eba\u306b\u3068\u3063\u3066\u306f\u8aad\u307f\u306b\u304f\u3044\u3082\u306e\u3067\u3059\u3002\u30af\u30e9\u30b9\u56f3\u306f\u3053\u306e\u8907\u96d1\u3055\u3092\u8996\u899a\u7684\u306a\u8a18\u53f7\u306b\u62bd\u8c61\u5316\u3057\u307e\u3059\u3002\u30b3\u30fc\u30c9\u306e\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u5f8c\u3082\u6b8b\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u65b0\u3057\u3044\u958b\u767a\u8005\u304c\u30c1\u30fc\u30e0\u306b\u52a0\u308f\u3063\u305f\u3068\u304d\u3001\u56f3\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u6210\u306b\u3064\u3044\u3066\u5373\u5ea7\u306b\u7406\u89e3\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30aa\u30f3\u30dc\u30fc\u30c7\u30a3\u30f3\u30b0\u6642\u9593\u306f\u5927\u5e45\u306b\u77ed\u7e2e\u3055\u308c\u307e\u3059\u3002<\/p>\n

        \ud83d\udd28 \u5b9f\u88c5\u306e\u305f\u3081\u306e\u8a2d\u8a08\u56f3<\/h3>\n

        \u591a\u304f\u306e\u958b\u767a\u74b0\u5883\u304c\u30ea\u30d0\u30fc\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3068\u30d5\u30a9\u30ef\u30fc\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u30d5\u30a9\u30ef\u30fc\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u30af\u30e9\u30b9\u56f3\u304b\u3089\u76f4\u63a5\u30b3\u30fc\u30c9\u306e\u9aa8\u683c\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5b9f\u88c5\u304c\u8a2d\u8a08\u610f\u56f3\u3068\u4e00\u81f4\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u9006\u306b\u3001\u30ea\u30d0\u30fc\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306f\u65e2\u5b58\u306e\u30b3\u30fc\u30c9\u304b\u3089\u56f3\u3092\u4f5c\u6210\u3057\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u6b20\u843d\u3057\u3066\u3044\u308b\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u3092\u53ef\u8996\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n

        \ud83d\uddc4\ufe0f \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u8a2d\u8a08<\/h3>\n

        \u30af\u30e9\u30b9\u56f3\u3068\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u306e\u9593\u306b\u306f\u76f4\u63a5\u7684\u306a\u76f8\u95a2\u95a2\u4fc2\u304c\u3042\u308a\u307e\u3059\u3002\u30af\u30e9\u30b9\u306f\u3057\u3070\u3057\u3070\u30c6\u30fc\u30d6\u30eb\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u3001\u5c5e\u6027\u306f\u5217\u306b\u3001\u95a2\u4fc2\u306f\u5916\u90e8\u30ad\u30fc\u306b\u8a72\u5f53\u3057\u307e\u3059\u3002\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30de\u30c3\u30d4\u30f3\u30b0\uff08ORM\uff09\u304c\u3053\u306e\u7ffb\u8a33\u306e\u4e00\u90e8\u3092\u51e6\u7406\u3057\u307e\u3059\u304c\u3001\u30af\u30e9\u30b9\u69cb\u9020\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3084\u5236\u7d04\u306e\u8a2d\u8a08\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u69cb\u7bc9\u3055\u308c\u308b\u524d\u304b\u3089\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u30eb\u30fc\u30eb\u3092\u660e\u78ba\u306b\u3067\u304d\u307e\u3059\u3002<\/p>\n

        \ud83c\udfaf \u52b9\u679c\u7684\u306a\u8a2d\u8a08\u306e\u539f\u5247<\/h2>\n

        \u30af\u30e9\u30b9\u56f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u306f\u3001 Discipline \u3092\u5fc5\u8981\u3068\u3059\u308b\u82b8\u8853\u3067\u3059\u3002\u3054\u3061\u3083\u3054\u3061\u3083\u3057\u305f\u56f3\u306f\u3001\u4f55\u3082\u56f3\u304c\u306a\u3044\u3088\u308a\u3082\u60aa\u3044\u3067\u3059\u3002\u8a2d\u8a08\u539f\u5247\u3092\u5b88\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u9032\u5316\u3057\u3066\u3082\u30e2\u30c7\u30eb\u304c\u6709\u7528\u306a\u307e\u307e\u4fdd\u305f\u308c\u307e\u3059\u3002<\/p>\n

        \ud83d\udd11 \u5358\u4e00\u8cac\u4efb\u306e\u539f\u5247<\/h3>\n

        \u5404\u30af\u30e9\u30b9\u306f\u5909\u66f4\u3055\u308c\u308b\u3079\u304d\u7406\u7531\u304c\u4e00\u3064\u3060\u3051\u3067\u3042\u308b\u3079\u304d\u3067\u3059\u3002\u30af\u30e9\u30b9\u304c\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u3068\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u4e21\u65b9\u3092\u51e6\u7406\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u3053\u308c\u306f\u3053\u306e\u539f\u5247\u306b\u9055\u53cd\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30c6\u30b9\u30c8\u3084\u4fee\u6b63\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002\u56f3\u3067\u306f\u3001\u3088\u308a\u7126\u70b9\u3092\u7d5e\u3063\u305f\u30af\u30e9\u30b9\u3001\u3059\u306a\u308f\u3061\u5c0f\u3055\u306a\u3001\u7279\u5b9a\u306e\u8cac\u4efb\u3092\u6301\u3064\u30af\u30e9\u30b9\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n

        \ud83d\udd17 \u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u3068\u30b3\u30d2\u30fc\u30b8\u30e7\u30f3<\/h3>\n

        \u30b3\u30d2\u30fc\u30b8\u30e7\u30f3<\/strong>\u30af\u30e9\u30b9\u306e\u8cac\u4efb\u304c\u3069\u308c\u307b\u3069\u5bc6\u63a5\u306b\u7d50\u3073\u3064\u3044\u3066\u3044\u308b\u304b\u3092\u6307\u3057\u307e\u3059\u3002\u9ad8\u3044\u30b3\u30d2\u30fc\u30b8\u30e7\u30f3\u306f\u671b\u307e\u3057\u3044\u3067\u3059\u3002\u30af\u30e9\u30b9\u306f\u4e00\u3064\u306e\u3053\u3068\u3092\u3088\u304f\u884c\u3046\u3079\u304d\u3067\u3059\u3002\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0<\/strong>\u30af\u30e9\u30b9\u9593\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u6307\u3057\u307e\u3059\u3002\u4f4e\u3044\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u304c\u671b\u307e\u3057\u3044\u3067\u3059\u3002\u30af\u30e9\u30b9A\u304c\u30af\u30e9\u30b9B\u306b\u5f37\u304f\u4f9d\u5b58\u3057\u3066\u3044\u308b\u5834\u5408\u3001B\u306e\u5909\u66f4\u304cA\u3092\u7834\u58ca\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u76ee\u7684\u306f\u6a5f\u80fd\u6027\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u4f9d\u5b58\u95a2\u4fc2\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n

        \ud83d\udccf \u540d\u524d\u4ed8\u3051\u306e\u898f\u5247<\/h3>\n

        \u4e00\u8cab\u6027\u304c\u9375\u3067\u3059\u3002\u30af\u30e9\u30b9\u306b\u306f\u540d\u8a5e\u3001\u30e1\u30bd\u30c3\u30c9\u306b\u306f\u52d5\u8a5e\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u56f3\u5168\u4f53\u3067camelCase\u307e\u305f\u306fPascalCase\u3092\u4e00\u8cab\u3057\u3066\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u300cData\u300d\u3084\u300cManager\u300d\u306e\u3088\u3046\u306a\u66d6\u6627\u306a\u540d\u524d\u306f\u3001\u4ee3\u308f\u308a\u306b\u300cCustomerData\u300d\u3084\u300cInventoryManager\u300d\u306e\u3088\u3046\u306a\u5177\u4f53\u7684\u306a\u540d\u524d\u3092\u4f7f\u7528\u3059\u3079\u304d\u3067\u3059\u3002Data<\/code> \u307e\u305f\u306f Manager<\/code> \u306f\u3001\u4ee3\u308f\u308a\u306b\u300cCustomerData\u300d\u3084\u300cInventoryManager\u300d\u306e\u3088\u3046\u306a\u5177\u4f53\u7684\u306a\u540d\u524d\u3092\u4f7f\u7528\u3059\u3079\u304d\u3067\u3059\u3002CustomerData<\/code> \u307e\u305f\u306f InventoryManager<\/code>.<\/p>\n

        \ud83d\udd04 \u62bd\u8c61\u5316<\/h3>\n

        \u3059\u3079\u3066\u306e\u5c5e\u6027\u304c\u3059\u3079\u3066\u306e\u6587\u8108\u3067\u8868\u793a\u3055\u308c\u308b\u5fc5\u8981\u304c\u3042\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5b9f\u88c5\u306e\u8a73\u7d30\u3092\u660e\u304b\u3055\u305a\u306b\u5951\u7d04\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306b\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3084\u62bd\u8c61\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u67d4\u8edf\u6027\u304c\u78ba\u4fdd\u3055\u308c\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001PaymentProcessor<\/code> \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306f\u3001CreditCardProcessor<\/code> \u304a\u3088\u3073 PayPalProcessor<\/code> \u306b\u3088\u3063\u3066\u5b9f\u88c5\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u6b8b\u308a\u306e\u90e8\u5206\u306f\u3001\u7279\u5b9a\u306e\u5b9f\u88c5\u3067\u306f\u306a\u304f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068\u3084\u308a\u53d6\u308a\u3057\u307e\u3059\u3002<\/p>\n

        \u26a0\ufe0f \u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u8aa4\u308a<\/h2>\n

        \u7d4c\u9a13\u8c4a\u5bcc\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u3067\u3059\u3089\u8aa4\u308a\u3092\u72af\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\u306b\u6c17\u3065\u3044\u3066\u3044\u308c\u3070\u3001\u5f8c\u3067\u30c7\u30d0\u30c3\u30b0\u3084\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u306b\u4f55\u6642\u9593\u3082\u8cbb\u3084\u3059\u306e\u3092\u9632\u3052\u307e\u3059\u3002<\/p>\n

          \n
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