{"id":1568,"date":"2026-03-23T10:58:59","date_gmt":"2026-03-23T10:58:59","guid":{"rendered":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/"},"modified":"2026-03-23T10:58:59","modified_gmt":"2026-03-23T10:58:59","slug":"erd-notation-styles-compared","status":"publish","type":"post","link":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/","title":{"rendered":"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u305f\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u9078\u307c\u3046"},"content":{"rendered":"

\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u3092\u8a2d\u8a08\u3059\u308b\u306b\u306f\u6b63\u78ba\u306a\u8a00\u8a9e\u304c\u5fc5\u8981\u3067\u3059\u3002\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09\u304c\u305d\u306e\u8a2d\u8a08\u56f3\u306e\u5f79\u5272\u3092\u679c\u305f\u3057\u3001\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u8981\u4ef6\u3092\u8996\u899a\u7684\u306a\u5f62\u5f0f\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3059\u3079\u3066\u306e\u56f3\u304c\u540c\u3058\u3088\u3046\u306b\u898b\u3048\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7570\u306a\u308b\u696d\u754c\u3084\u30c1\u30fc\u30e0\u306f\u3001\u7570\u306a\u308b\u8996\u899a\u7684\u57fa\u6e96\u3092\u597d\u3080\u306e\u3067\u3059\u3002\u6b63\u3057\u3044\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306f\u3001\u660e\u78ba\u6027\u3001\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u5b9f\u88c5\u306e\u6b63\u78ba\u6027\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002<\/p>\n

\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u4e3b\u306aERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u8d77\u6e90\u3001\u8a18\u53f7\u3001\u5177\u4f53\u7684\u306a\u4f7f\u7528\u4f8b\u3092\u5206\u6790\u3057\u307e\u3059\u3002\u30c1\u30a7\u30f3\u3001\u30af\u30e9\u30a6\u30ba\u30d5\u30c3\u30c8\u3001UML\u3001IDEF1X\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u76ee\u7684\u306b\u5408\u3063\u305f\u6a19\u6e96\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/p>\n

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

\ud83e\uddf1 \u57fa\u672c\u69cb\u6210\u8981\u7d20\u306e\u7406\u89e3<\/h2>\n

\u7279\u5b9a\u306e\u30b9\u30bf\u30a4\u30eb\u306b\u6df1\u5165\u308a\u3059\u308b\u524d\u306b\u3001\u307b\u3068\u3093\u3069\u306e\u8868\u8a18\u30b7\u30b9\u30c6\u30e0\u306b\u5171\u901a\u3059\u308b\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u8996\u899a\u7684\u30b9\u30bf\u30a4\u30eb\u304c\u3069\u3046\u3067\u3042\u308c\u3001\u3053\u308c\u3089\u306e\u6982\u5ff5\u306f\u4e00\u8cab\u3057\u3066\u3044\u307e\u3059\uff1a<\/p>\n

    \n
  • \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff1a<\/strong>\u5f62\u72b6\uff08\u901a\u5e38\u306f\u9577\u65b9\u5f62\uff09\u3067\u8868\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u30c7\u30fc\u30bf\u304c\u683c\u7d0d\u3055\u308c\u308b\u5bfe\u8c61\u3084\u6982\u5ff5\u3092\u6307\u3057\u3001\u9867\u5ba2\u3001\u6ce8\u6587\u3001\u88fd\u54c1\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n
  • \u5c5e\u6027\uff1a<\/strong>\u6955\u5186\u3067\u8868\u3055\u308c\u308b\u304b\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30dc\u30c3\u30af\u30b9\u5185\u306b\u30ea\u30b9\u30c8\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u7279\u5b9a\u306e\u5c5e\u6027\u3092\u6307\u3057\u3001\u9867\u5ba2ID\u3001\u540d\u524d\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n
  • \u95a2\u4fc2\uff1a<\/strong>\u7dda\u307e\u305f\u306f\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u3067\u8868\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3069\u3046\u3057\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u8aac\u660e\u3057\u3001\u9867\u5ba2\u304c\u6ce8\u6587\u3092\u300c\u51fa\u3059\u300d\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002\u51fa\u3059<\/em>\u6ce8\u6587\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n
  • \u57fa\u6570\uff1a<\/strong>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u6570\u7684\u95a2\u4fc2\uff081\u5bfe1\u30011\u5bfe\u591a\u3001\u591a\u5bfe\u591a\uff09\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n
  • \u53c2\u52a0\uff1a<\/strong>\u95a2\u4fc2\u304c\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u3068\u3063\u3066\u5fc5\u9808\u304b\u30aa\u30d7\u30b7\u30e7\u30f3\u304b\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n

    \u6982\u5ff5\u306f\u666e\u904d\u7684\u3067\u3059\u304c\u3001\u3053\u308c\u3089\u306e\u30d6\u30ed\u30c3\u30af\u306e\u8996\u899a\u7684\u8868\u73fe\u306f\u3001\u8868\u8a18\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u9055\u3044\u304c\u3001\u56f3\u3092\u6700\u3082\u7c21\u5358\u306b\u7406\u89e3\u3067\u304d\u308b\u5bfe\u8c61\u8005\u3092\u6c7a\u5b9a\u3059\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n

    \ud83d\udd70\ufe0f \u30c1\u30a7\u30f3\u8868\u8a18\uff1a\u6b74\u53f2\u7684\u6a19\u6e96<\/h2>\n

    1976\u5e74\u306b\u3053\u306e\u6982\u5ff5\u3092\u63d0\u5531\u3057\u305f\u30d4\u30fc\u30bf\u30fc\u30fb\u30c1\u30a7\u30f3\u306b\u3061\u306a\u3093\u3067\u540d\u4ed8\u3051\u3089\u308c\u305f\u3001\u5143\u7956\u306eERD\u8868\u8a18\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u7269\u7406\u7684\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5b9f\u88c5\u3088\u308a\u3082\u3001\u9ad8\u30ec\u30d9\u30eb\u306e\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u306b\u6ce8\u76ee\u3057\u305f\u6982\u5ff5\u30e2\u30c7\u30eb\u4f5c\u6210\u3092\u76ee\u7684\u3068\u3057\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

    \u4e3b\u306a\u7279\u5fb4<\/h3>\n
      \n
    • \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff1a<\/strong>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u540d\u3092\u542b\u3080\u9577\u65b9\u5f62\u3067\u63cf\u304b\u308c\u307e\u3059\u3002<\/li>\n
    • \u95a2\u4fc2\uff1a<\/strong>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u3064\u306a\u3050\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u3067\u63cf\u304b\u308c\u307e\u3059\u3002\u95a2\u4fc2\u540d\u306f\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u306e\u5185\u90e8\u306b\u914d\u7f6e\u3055\u308c\u307e\u3059\u3002<\/li>\n
    • \u5c5e\u6027\uff1a<\/strong>\u305d\u308c\u305e\u308c\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u63a5\u7d9a\u3055\u308c\u305f\u6955\u5186\u3067\u63cf\u304b\u308c\u307e\u3059\u3002<\/li>\n
    • \u57fa\u6570\uff1a<\/strong>\u95a2\u4fc2\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u304b\u3089\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3078\u3064\u306a\u304c\u308b\u7dda\u306e\u4e0a\u306b\u76f4\u63a5\u30e9\u30d9\u30eb\u304c\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n

      \u9577\u6240\u3068\u77ed\u6240<\/h3>\n
        \n
      • \u9577\u6240\uff1a<\/strong>\n
          \n
        • \u6280\u8853\u7684\u3067\u306a\u3044\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u306b\u3068\u3063\u3066\u975e\u5e38\u306b\u8aad\u307f\u3084\u3059\u3044\u3002<\/li>\n
        • \u6982\u5ff5\u7684\u304a\u3088\u3073\u8ad6\u7406\u7684\u30e2\u30c7\u30ea\u30f3\u30b0\u6bb5\u968e\u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u3044\u308b\u3002<\/li>\n
        • \u95a2\u4fc2\u306e\u8ad6\u7406\u3092\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u304b\u3089\u660e\u78ba\u306b\u5206\u96e2\u3057\u3066\u3044\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \u77ed\u6240\uff1a<\/strong>\n
            \n
          • \u8907\u96d1\u306a\u591a\u5bfe\u591a\u306e\u95a2\u4fc2\u3092\u6301\u3064\u3068\u6df7\u96d1\u3057\u3084\u3059\u304f\u306a\u308b\u3002<\/li>\n
          • \u7269\u7406\u7684\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u751f\u6210\u306b\u306f\u6a19\u6e96\u3067\u306f\u306a\u3044\u3002<\/li>\n
          • SQL\u3067\u5b9f\u88c5\u3059\u308b\u306b\u306f\u7279\u5b9a\u306e\u7ffb\u8a33\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

            \u30c1\u30a7\u30f3\u8a18\u6cd5\u306f\u3001\u521d\u671f\u306e\u767a\u898b\u6bb5\u968e\u3067\u7279\u306b\u6709\u7528\u3067\u3042\u308b\u3002\u30d3\u30b8\u30cd\u30b9\u30a2\u30ca\u30ea\u30b9\u30c8\u304c\u30c7\u30fc\u30bf\u8981\u4ef6\u306b\u3064\u3044\u3066\u5c02\u9580\u5bb6\u3068\u8b70\u8ad6\u3059\u308b\u969b\u3001\u83f1\u5f62\u306e\u5f62\u72b6\u304c\u52d5\u8a5e\uff08\u95a2\u4fc2\uff09\u3092\u540d\u8a5e\uff08\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff09\u3068\u306f\u3063\u304d\u308a\u3068\u533a\u5225\u3057\u3066\u76ee\u7acb\u305f\u305b\u308b\u3002<\/p>\n

            \ud83e\uddb6 \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u8a18\u6cd5\uff1a\u696d\u754c\u6a19\u6e96<\/h2>\n

            \u30a6\u30a3\u30ea\u30a2\u30e0\u30fb\u30b1\u30f3\u30c8\u306e\u7814\u7a76\u306b\u57fa\u3065\u3044\u3066\u30b4\u30fc\u30c9\u30f3\u30fb\u30a8\u30f4\u30a1\u30ec\u30b9\u30c8\u304c\u958b\u767a\u3057\u3001\u5f8c\u306b\u30b4\u30fc\u30c9\u30f3\u30fb\u30a8\u30f4\u30a1\u30ec\u30b9\u30c8\u3089\u306b\u3088\u3063\u3066\u5e83\u304f\u666e\u53ca\u3057\u305f\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u8a18\u6cd5\u306f\u3001\u95a2\u4fc2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3067\u6700\u3082\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u8a18\u6cd5\u3067\u3042\u308b\u3002\u73fe\u4ee3\u306e\u6587\u66f8\u3067\u306f\u3057\u3070\u3057\u3070\u300c\u30c1\u30a7\u30f3\u304b\u3089\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u3078\u306e\u79fb\u884c\u300d\u3068\u3057\u3066\u7c21\u7565\u7684\u306b\u547c\u3070\u308c\u308b\u3002<\/p>\n

            \u4e3b\u306a\u7279\u5fb4<\/h3>\n
              \n
            • \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff1a<\/strong> \u56db\u89d2\u5f62\uff08\u901a\u5e38\u3001\u4e3b\u30ad\u30fc\u304c\u5185\u90e8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\uff09\u3002<\/li>\n
            • \u95a2\u4fc2\uff1a<\/strong> \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u7d50\u3076\u76f4\u7dda\u3002\u83f1\u5f62\u306f\u4f7f\u7528\u3057\u306a\u3044\u3002<\/li>\n
            • \u57fa\u6570\u8a18\u53f7\uff1a<\/strong> \u7dda\u306e\u7aef\u306b\u306f\u7279\u5b9a\u306e\u8a18\u53f7\u304c\u4f7f\u7528\u3055\u308c\u308b\uff1a<\/li>\n
                \n
              • \u5358\u7dda\uff1a<\/strong> 1\u3092\u8868\u3059\u3002<\/li>\n
              • \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\uff083\u672c\u306e\u679d\uff09\uff1a<\/strong> \u8907\u6570\u3092\u8868\u3059\u3002<\/li>\n
              • \u5782\u76f4\u7dda\uff08|\uff09\uff1a<\/strong> \u5fc5\u9808\u53c2\u52a0\u3092\u8868\u3059\u3002<\/li>\n
              • \u5186\uff08O\uff09\uff1a<\/strong> \u30aa\u30d7\u30b7\u30e7\u30f3\u53c2\u52a0\u3092\u8868\u3059\u3002<\/li>\n<\/ul>\n<\/ul>\n

                \u9577\u6240\u3068\u77ed\u6240<\/h3>\n
                  \n
                • \u9577\u6240\uff1a<\/strong>\n
                    \n
                  • \u95a2\u4fc2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u306b\u76f4\u63a5\u5bfe\u5fdc\u3059\u308b\u3002<\/li>\n
                  • \u8907\u96d1\u306a\u30b9\u30ad\u30fc\u30de\u306b\u304a\u3044\u3066\u30b3\u30f3\u30d1\u30af\u30c8\u3067\u52b9\u7387\u7684\u3067\u3042\u308b\u3002<\/li>\n
                  • \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u8005\u304a\u3088\u3073\u958b\u767a\u8005\u306b\u3088\u3063\u3066\u5e83\u304f\u8a8d\u8b58\u3055\u308c\u3066\u3044\u308b\u3002<\/li>\n
                  • \u8a73\u7d30\u306a\u7269\u7406\u30e2\u30c7\u30eb\u5316\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n
                  • \u77ed\u6240\uff1a<\/strong>\n
                      \n
                    • \u60c5\u5831\u304c\u6fc3\u5bc6\u3067\u3001\u6280\u8853\u7684\u77e5\u8b58\u306e\u306a\u3044\u30e6\u30fc\u30b6\u30fc\u304c\u7d20\u65e9\u304f\u7406\u89e3\u3059\u308b\u306e\u306f\u96e3\u3057\u3044\u5834\u5408\u304c\u3042\u308b\u3002<\/li>\n
                    • \u7279\u5b9a\u306e\u8a18\u53f7\u898f\u5247\uff08\u4f8b\uff1a\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\uff09\u3092\u5b66\u3076\u5fc5\u8981\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                      \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u306f\u3001SQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u542b\u3080\u5927\u591a\u6570\u306e\u73fe\u4ee3\u7684\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u304a\u3051\u308b\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u9078\u629e\u80a2\u3067\u3042\u308b\u3002\u7dda\u3092\u901a\u3058\u3066\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u3092\u660e\u793a\u7684\u306b\u793a\u3059\u305f\u3081\u3001\u7269\u7406\u5b9f\u88c5\u6bb5\u968e\u3067\u306e\u66d6\u6627\u3055\u3092\u8efd\u6e1b\u3059\u308b\u3002<\/p>\n

                      \ud83c\udfd7\ufe0f UML\u30af\u30e9\u30b9\u56f3\uff1a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30a2\u30d7\u30ed\u30fc\u30c1<\/h2>\n

                      \u7d71\u5408\u30e2\u30c7\u30eb\u5316\u8a00\u8a9e\uff08UML\uff09\u306f\u3001\u4e3b\u306b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u5de5\u5b66\u3001\u7279\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u4f7f\u7528\u3055\u308c\u308b\u3002\u4f1d\u7d71\u7684\u306aERD\u3068\u306f\u3057\u3070\u3057\u3070\u7570\u306a\u308b\u304c\u3001\u30b3\u30fc\u30c9\u3068\u30c7\u30fc\u30bf\u306e\u9593\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u30e2\u30c7\u30eb\u5316\u3059\u308b\u305f\u3081\u306b\u3001UML\u30af\u30e9\u30b9\u56f3\u306f\u983b\u7e41\u306b\u7528\u3044\u3089\u308c\u308b\u3002<\/p>\n

                      \u4e3b\u306a\u7279\u5fb4<\/h3>\n
                        \n
                      • \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff1a<\/strong>\u30af\u30e9\u30b9\u3068\u3057\u3066\u8868\u73fe\u3055\u308c\u308b\u3002\u77e9\u5f62\u3067\u30013\u3064\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u5206\u3051\u3089\u308c\u308b\uff1a\u30af\u30e9\u30b9\u540d\u3001\u5c5e\u6027\u3001\u304a\u3088\u3073\u64cd\u4f5c\uff08\u30e1\u30bd\u30c3\u30c9\uff09\u3002<\/li>\n
                      • \u95a2\u4fc2\uff1a<\/strong>\u7279\u5b9a\u306e\u77e2\u5370\u3092\u7528\u3044\u305f\u30af\u30e9\u30b9\u3092\u7d50\u3076\u7dda\u3002<\/li>\n
                      • \u57fa\u6570\uff1a<\/strong>\u7dda\u306e\u7aef\u8fd1\u304f\u306b\u6570\u5024\uff08\u4f8b\uff1a0..1\u30011..*\u30010..*\uff09\u3068\u3057\u3066\u8a18\u8ff0\u3055\u308c\u308b\u3002<\/li>\n
                      • \u53ef\u8996\u6027\uff1a<\/strong>+\uff08\u30d1\u30d6\u30ea\u30c3\u30af\uff09\u3001\u2013\uff08\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\uff09\u3001#\uff08\u30d7\u30ed\u30c6\u30af\u30c8\uff09\u306a\u3069\u306e\u8a18\u53f7\u304c\u3057\u3070\u3057\u3070\u542b\u307e\u308c\u308b\u3002<\/li>\n<\/ul>\n

                        \u9577\u6240\u3068\u77ed\u6240<\/h3>\n
                          \n
                        • \u9577\u6240\uff1a<\/strong>\n
                            \n
                          • \u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u3092\u30b3\u30fc\u30c9\u69cb\u9020\u3068\u30b9\u30e0\u30fc\u30ba\u306b\u7d71\u5408\u3067\u304d\u308b\u3002<\/li>\n
                          • \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u57fa\u3065\u304f\u30b7\u30b9\u30c6\u30e0\u306b\u6700\u9069\u3067\u3042\u308b\u3002<\/li>\n
                          • \u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u5168\u4f53\u3067\u6a19\u6e96\u5316\u3055\u308c\u3066\u3044\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n
                          • \u77ed\u6240\uff1a<\/strong>\n
                              \n
                            • \u5358\u7d14\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306b\u306f\u904e\u5270\u3067\u3042\u308b\u3002<\/li>\n
                            • \u52d5\u4f5c\uff08\u30e1\u30bd\u30c3\u30c9\uff09\u306b\u91cd\u70b9\u3092\u7f6e\u304f\u305f\u3081\u3001\u7d14\u7c8b\u306a\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u304b\u3089\u6ce8\u610f\u529b\u3092\u9038\u3089\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                              \u30c1\u30fc\u30e0\u304c\u30c7\u30fc\u30bf\u30e2\u30c7\u30e9\u30fc\u3067\u306f\u306a\u304f\u4e3b\u306b\u958b\u767a\u8005\u3067\u3042\u308b\u5834\u5408\u3001UML\u3092\u4f7f\u7528\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30fc\u30c9\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u30af\u30e9\u30b9\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u304c\u5b8c\u5168\u306b\u4e00\u81f4\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3067\u304d\u308b\u3002<\/p>\n

                              \ud83d\udcdc IDEF1X\uff1a\u69cb\u9020\u5316\u6a19\u6e96<\/h2>\n

                              \u60c5\u5831\u30e2\u30c7\u30ea\u30f3\u30b0\u306e\u7d71\u5408\u5b9a\u7fa9\uff08IDEF1X\uff09\u306f\u3001\u7c73\u56fd\u56fd\u9632\u7dcf\u7701\u5411\u3051\u306b\u958b\u767a\u3055\u308c\u305f\u6a19\u6e96\u3067\u3042\u308b\u3002\u975e\u5e38\u306b\u53b3\u683c\u3067\u3001\u5927\u898f\u6a21\u304b\u3064\u8907\u96d1\u306a\u30b7\u30b9\u30c6\u30e0\u7d71\u5408\u3092\u76ee\u7684\u3068\u3057\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n

                              \u4e3b\u306a\u7279\u5fb4<\/h3>\n
                                \n
                              • \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff1a<\/strong>\u7279\u5b9a\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u6301\u3064\u9577\u65b9\u5f62\u3002<\/li>\n
                              • \u95a2\u4fc2\uff1a<\/strong>\u63a5\u7d9a\u65b9\u6cd5\u306b\u53b3\u683c\u306a\u30eb\u30fc\u30eb\u304c\u3042\u308b\u7dda\u3002<\/li>\n
                              • \u8b58\u5225\uff1a<\/strong>\u8b58\u5225\u95a2\u4fc2\u3068\u975e\u8b58\u5225\u95a2\u4fc2\u3092\u660e\u78ba\u306b\u533a\u5225\u3059\u308b\u3002<\/li>\n
                              • \u5236\u7d04\uff1a<\/strong>\u30b5\u30d6\u30bf\u30a4\u30d7\u5316\u3068\u5206\u985e\u306b\u95a2\u3057\u3066\u53b3\u683c\u306a\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3059\u308b\u3002<\/li>\n<\/ul>\n

                                \u9577\u6240\u3068\u77ed\u6240<\/h3>\n
                                  \n
                                • \u9577\u6240\uff1a<\/strong>\n
                                    \n
                                  • \u975e\u5e38\u306b\u6b63\u78ba\u3067\u66d6\u6627\u3055\u304c\u306a\u3044\u3002<\/li>\n
                                  • \u8907\u96d1\u306a\u7d99\u627f\u3068\u5206\u985e\u3092\u3046\u307e\u304f\u6271\u3048\u308b\u3002<\/li>\n
                                  • \u653f\u5e9c\u304a\u3088\u3073\u5927\u898f\u6a21\u4f01\u696d\u306e\u5951\u7d04\u306b\u304a\u3051\u308b\u696d\u754c\u6a19\u6e96\u3002<\/li>\n<\/ul>\n<\/li>\n
                                  • \u77ed\u6240\uff1a<\/strong>\n
                                      \n
                                    • \u65b0\u898f\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u5b66\u7fd2\u66f2\u7dda\u304c\u975e\u5e38\u306b\u6025\u3067\u3042\u308b\u3002<\/li>\n
                                    • \u30a2\u30b8\u30e3\u30a4\u30eb\u958b\u767a\u74b0\u5883\u306b\u306f\u3042\u307e\u308a\u306b\u3082\u53b3\u683c\u3067\u3042\u308b\u3068\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                                      \ud83d\udcca \u8a18\u6cd5\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03<\/h2>\n

                                      \u610f\u601d\u6c7a\u5b9a\u3092\u652f\u63f4\u3059\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u8868\u306f\u4e3b\u8981\u306a\u30b9\u30bf\u30a4\u30eb\u9593\u306e\u4e3b\u306a\u9055\u3044\u3092\u8981\u7d04\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n\n\n\n\n\n\n
                                      \u6a5f\u80fd<\/th>\n\u30c1\u30a7\u30f3\u8a18\u6cd5<\/th>\n\u30af\u30e9\u30a6\u30ba\u30d5\u30c3\u30c8\u8a18\u6cd5<\/th>\nUML\u30af\u30e9\u30b9\u56f3<\/th>\nIDEF1X<\/th>\n<\/tr>\n<\/thead>\n
                                      \u4e3b\u306a\u7528\u9014<\/strong><\/td>\n\u6982\u5ff5\u30e2\u30c7\u30eb\u5316<\/td>\n\u7269\u7406\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08<\/td>\n\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u5de5\u5b66<\/td>\n\u30b7\u30b9\u30c6\u30e0\u7d71\u5408<\/td>\n<\/tr>\n
                                      \u95a2\u4fc2\u8a18\u53f7<\/strong><\/td>\n\u30c0\u30a4\u30a2\u30e2\u30f3\u30c9<\/td>\n\u7dda\uff0b\u7d42\u7aef\u8a18\u53f7<\/td>\n\u30e9\u30a4\u30f3\uff0b\u77e2\u5370<\/td>\n\u30e9\u30a4\u30f3\uff0b\u7279\u5b9a\u306e\u7aef<\/td>\n<\/tr>\n
                                      \u57fa\u6570\u306e\u8868\u793a<\/strong><\/td>\n\u30e9\u30a4\u30f3\u4e0a\u306e\u30e9\u30d9\u30eb<\/td>\n\u7aef\u306e\u8a18\u53f7\uff08\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\uff09<\/td>\n\u6570\u5024\uff080..1\uff09<\/td>\n\u53b3\u683c\u306a\u7aef\u306e\u8a18\u53f7<\/td>\n<\/tr>\n
                                      \u8907\u96d1\u3055<\/strong><\/td>\n\u4f4e\uff5e\u4e2d<\/td>\n\u4e2d<\/td>\n\u4e2d\uff5e\u9ad8<\/td>\n\u9ad8<\/td>\n<\/tr>\n
                                      \u6700\u9069\u306a\u5bfe\u8c61\u8005<\/strong><\/td>\n\u30d3\u30b8\u30cd\u30b9\u30a2\u30ca\u30ea\u30b9\u30c8<\/td>\nDBA\u3001\u958b\u767a\u8005<\/td>\n\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c8<\/td>\n\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30fc\u30ad\u30c6\u30af\u30c8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                                      \ud83e\udd14 \u9078\u629e\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u8981\u56e0<\/h2>\n

                                      \u8868\u8a18\u6cd5\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306f\u5358\u306a\u308b\u7f8e\u7684\u5224\u65ad\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306b\u304a\u3051\u308b\u60c5\u5831\u306e\u6d41\u308c\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u8981\u56e0\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n

                                        \n
                                      • \u30c1\u30fc\u30e0\u69cb\u6210\uff1a<\/strong> \u30c1\u30fc\u30e0\u306b\u30d3\u30b8\u30cd\u30b9\u30a2\u30ca\u30ea\u30b9\u30c8\u304c\u542b\u307e\u308c\u308b\u5834\u5408\u3001\u30c1\u30a7\u30f3\u8a18\u6cd5\u304c\u6469\u64e6\u3092\u8efd\u6e1b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u69cb\u6210\u3055\u308c\u305f\u30c1\u30fc\u30e0\u306e\u5834\u5408\u3001\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u8a18\u6cd5\u304c\u304a\u305d\u3089\u304f\u597d\u307e\u308c\u308b\u6a19\u6e96\u3067\u3059\u3002<\/li>\n
                                      • \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7a2e\u985e\uff1a<\/strong> \u95a2\u4fc2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08SQL\uff09\u306f\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u8a18\u6cd5\u3068\u81ea\u7136\u306b\u6574\u5408\u3057\u307e\u3059\u3002\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084NoSQL\u30b7\u30b9\u30c6\u30e0\u306f\u3001UML\u8868\u73fe\u306e\u65b9\u304c\u3088\u308a\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/li>\n
                                      • \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d5\u30a7\u30fc\u30ba\uff1a<\/strong> \u521d\u671f\u306e\u6982\u5ff5\u30d5\u30a7\u30fc\u30ba\u3067\u306f\u3001\u5b9f\u88c5\u306e\u8a73\u7d30\u306b\u5dfb\u304d\u8fbc\u307e\u308c\u308b\u306e\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u30c1\u30a7\u30f3\u8a18\u6cd5\u304c\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002\u7269\u7406\u8a2d\u8a08\u30d5\u30a7\u30fc\u30ba\u3067\u306f\u3001\u5236\u7d04\u3092\u6b63\u78ba\u306b\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306b\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u8a18\u6cd5\u307e\u305f\u306fIDEF1X\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n
                                      • \u6587\u66f8\u5316\u306e\u57fa\u6e96\uff1a<\/strong> \u4e00\u90e8\u306e\u7d44\u7e54\u3067\u306f\u3001IDEF1X\u306e\u3088\u3046\u306a\u7279\u5b9a\u306e\u57fa\u6e96\u3092\u7fa9\u52d9\u4ed8\u3051\u308b\u53b3\u683c\u306a\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u8981\u4ef6\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n
                                      • \u30c4\u30fc\u30eb\u306e\u9078\u5b9a\uff1a<\/strong> \u7279\u5b9a\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u4f9d\u5b58\u3059\u3079\u304d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u30e2\u30c7\u30ea\u30f3\u30b0\u74b0\u5883\u306e\u6a5f\u80fd\u304c\u4e00\u65b9\u306e\u30b9\u30bf\u30a4\u30eb\u3092\u597d\u3080\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u90e8\u306e\u30c4\u30fc\u30eb\u306f\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u8a18\u6cd5\u304b\u3089\u81ea\u52d5\u7684\u306bSQL\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u304c\u3001\u30c1\u30a7\u30f3\u8a18\u6cd5\u3067\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n

                                        \ud83d\udee0\ufe0f \u5b9f\u88c5\u4e0a\u306e\u8003\u616e\u4e8b\u9805<\/h2>\n

                                        \u8868\u8a18\u3092\u9078\u629e\u3057\u305f\u3089\u3001\u4e00\u8cab\u6027\u304c\u6700\u3082\u91cd\u8981\u3067\u3059\u3002\u56f3\u306e\u66d6\u6627\u3055\u306f\u30b9\u30ad\u30fc\u30de\u306e\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u5b9f\u8df5\u3092\u5b88\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n

                                          \n
                                        • \u547d\u540d\u898f\u5247\u3092\u7d71\u4e00\u3059\u308b\uff1a<\/strong>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u306f\u5358\u6570\u540d\u8a5e\u3092\u4f7f\u7528\u3059\u308b\uff08\u4f8b\uff1a\u300cCustomer\u300d\u3001\u8907\u6570\u5f62\u306e\u300cCustomers\u300d\u306f\u4f7f\u7528\u3057\u306a\u3044\uff09\u3002<\/li>\n
                                        • \u4e3b\u30ad\u30fc\u3092\u660e\u78ba\u306b\u5b9a\u7fa9\u3059\u308b\uff1a<\/strong>\u3059\u3079\u3066\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u304a\u3044\u3066\u3001\u4e3b\u30ad\u30fc\u5c5e\u6027\u3092\u660e\u78ba\u306b\u30de\u30fc\u30af\u3059\u308b\u3002<\/li>\n
                                        • \u53c2\u52a0\u306e\u6587\u66f8\u5316\uff1a<\/strong>\u5fc5\u9808\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u95a2\u4fc2\u3092\u660e\u78ba\u306b\u30de\u30fc\u30af\u3059\u308b\u3002\u7dda\u306b\u5186\u304c\u3042\u308b\u5834\u5408\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u53c2\u52a0\u3092\u793a\u3057\u3001\u30d0\u30fc\u304c\u3042\u308b\u5834\u5408\u306f\u5fc5\u9808\u3092\u793a\u3059\u3002<\/li>\n
                                        • \u57fa\u6570\u306e\u78ba\u8a8d\uff1a<\/strong>\u30ab\u30e9\u30b9\u306e\u8db3\u306e\u5411\u304d\u304c\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3001\u518d\u5ea6\u78ba\u8a8d\u3059\u308b\u30021\u4eba\u306e\u9867\u5ba2\u304c\u591a\u6570\u306e\u6ce8\u6587\u3092\u51fa\u3059\u306e\u304b\u3001\u305d\u308c\u3068\u30821\u3064\u306e\u6ce8\u6587\u304c\u591a\u6570\u306e\u9867\u5ba2\u306b\u5c5e\u3059\u308b\u306e\u304b\uff1f<\/li>\n
                                        • \u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\uff1a<\/strong>\u56f3\u3092\u30b3\u30fc\u30c9\u3068\u3057\u3066\u6271\u3046\u3002\u95a2\u4fc2\u306e\u5909\u9077\u3092\u8ffd\u8de1\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u5c65\u6b74\u3092\u7dad\u6301\u3059\u308b\u3002<\/li>\n<\/ul>\n

                                          \u26a0\ufe0f \u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74<\/h2>\n

                                          \u6b63\u3057\u3044\u8868\u8a18\u3092\u4f7f\u7528\u3057\u3066\u3082\u30a8\u30e9\u30fc\u306f\u767a\u751f\u3059\u308b\u3002\u4ee5\u4e0b\u306e\u4e00\u822c\u7684\u306a\u30df\u30b9\u306b\u6ce8\u610f\u3092\u6255\u3046\u3079\u304d\u3067\u3042\u308b\uff1a<\/p>\n

                                            \n
                                          • \u95a2\u4fc2\u306e\u8ffd\u8de1\uff1a<\/strong>A\u304cB\u306b\u95a2\u4fc2\u3057\u3001B\u304cC\u306b\u95a2\u4fc2\u3057\u3001C\u304cA\u306b\u623b\u308b\u3088\u3046\u306a\u5faa\u74b0\u4f9d\u5b58\u95a2\u4fc2\u3092\u4f5c\u3089\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3002\u3053\u308c\u306f\u3001\u6b20\u843d\u3057\u3066\u3044\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u793a\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/li>\n
                                          • \u8868\u8a18\u306e\u6df7\u5728\uff1a<\/strong>\u540c\u3058\u56f3\u5185\u3067Chen\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u3068Crow\u2019s Foot\u306e\u7dda\u3092\u6df7\u5728\u3055\u305b\u306a\u3044\u3002\u8aad\u8005\u306b\u3068\u3063\u3066\u6df7\u4e71\u3092\u62db\u304f\u3002<\/li>\n
                                          • null\u8a31\u5bb9\u6027\u306e\u7121\u8996\uff1a<\/strong>\u56f3\u304c\u5916\u90e8\u30ad\u30fc\u304cnull\u3092\u8a31\u5bb9\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u53cd\u6620\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002\u3053\u308c\u306f\u30c7\u30fc\u30bf\u6574\u5408\u6027\u306b\u3068\u3063\u3066\u91cd\u8981\u3067\u3042\u308b\u3002<\/li>\n
                                          • \u904e\u5270\u30e2\u30c7\u30eb\u5316\uff1a<\/strong>\u521d\u671f\u306e\u6982\u5ff5\u6bb5\u968e\u3067\u3059\u3079\u3066\u306e\u5c5e\u6027\u3092\u30e2\u30c7\u30eb\u5316\u3057\u306a\u3044\u3002\u307e\u305a\u95a2\u4fc2\u6027\u306b\u6ce8\u76ee\u3059\u308b\u3002\u8a73\u7d30\u306f\u5f8c\u3067\u8ffd\u52a0\u3067\u304d\u308b\u3002<\/li>\n
                                          • \u6697\u9ed9\u306e\u77e5\u8b58\u3092\u524d\u63d0\u3068\u3059\u308b\uff1a<\/strong>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u7279\u5b9a\u306e\u7dda\u306e\u8a18\u53f7\u306e\u610f\u5473\u3092\u7406\u89e3\u3057\u3066\u3044\u308b\u3068\u4eee\u5b9a\u3057\u306a\u3044\u3002\u56f3\u306b\u51e1\u4f8b\u3084\u30ad\u30fc\u3092\u8ffd\u52a0\u3059\u308b\u3002<\/li>\n<\/ul>\n

                                            \ud83d\ude80 \u4eca\u5f8c\u306e\u30b9\u30c6\u30c3\u30d7<\/h2>\n

                                            ERD\u306e\u8868\u8a18\u306e\u9078\u629e\u306f\u3001\u6700\u7d42\u7684\u306b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6587\u8108\u306b\u4f9d\u5b58\u3059\u308b\u3002\u552f\u4e00\u306e\u300c\u6700\u826f\u300d\u306e\u30b9\u30bf\u30a4\u30eb\u306f\u5b58\u5728\u3057\u306a\u3044\u3002Chen\u8868\u8a18\u306f\u30d3\u30b8\u30cd\u30b9\u8ad6\u7406\u306e\u660e\u78ba\u3055\u3092\u63d0\u4f9b\u3059\u308b\u3002Crow\u2019s Foot\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5de5\u5b66\u306b\u304a\u3051\u308b\u6b63\u78ba\u3055\u3092\u63d0\u4f9b\u3059\u308b\u3002UML\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30fc\u30c9\u3068\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u3002IDEF1X\u306f\u53b3\u683c\u306a\u6e96\u62e0\u3092\u4fdd\u8a3c\u3059\u308b\u3002<\/p>\n

                                            \u5404\u30b9\u30bf\u30a4\u30eb\u306e\u9577\u6240\u3068\u77ed\u6240\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u679c\u7684\u306b\u4f1d\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u56f3\u3092\u69cb\u7bc9\u3067\u304d\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8aa4\u89e3\u304c\u6e1b\u308a\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u30b9\u30ad\u30fc\u30de\u3001\u305d\u3057\u3066\u5186\u6ed1\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u9032\u884c\u304c\u5b9f\u73fe\u3059\u308b\u3002\u8996\u899a\u7684\u6a19\u6e96\u3092\u63a1\u7528\u3059\u308b\u524d\u306b\u3001\u30c1\u30fc\u30e0\u306e\u30cb\u30fc\u30ba\u3068\u30c7\u30fc\u30bf\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u5177\u4f53\u7684\u306a\u76ee\u6a19\u3092\u8a55\u4fa1\u3059\u308b\u3079\u304d\u3067\u3042\u308b\u3002<\/p>\n

                                            \u56f3\u306f\u6280\u8853\u7684\u6210\u679c\u7269\u3060\u3051\u3067\u306a\u304f\u3001\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c4\u30fc\u30eb\u3067\u3042\u308b\u3053\u3068\u3092\u5fd8\u308c\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u9069\u5207\u306b\u9078\u3070\u308c\u305f\u8868\u8a18\u306b\u3088\u308a\u3001\u8981\u4ef6\u3092\u5b9a\u7fa9\u3059\u308b\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304b\u3089SQL\u30af\u30a8\u30ea\u3092\u66f8\u304f\u958b\u767a\u8005\u306b\u81f3\u308b\u307e\u3067\u3001\u30c7\u30fc\u30bf\u69cb\u9020\u306e\u30d3\u30b8\u30e7\u30f3\u304c\u3059\u3079\u3066\u306e\u95a2\u4fc2\u8005\u306b\u7406\u89e3\u3055\u308c\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u3002<\/p>\n

                                            \ud83d\udcdd \u6982\u8981\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n
                                              \n
                                            • \u2705 \u30c1\u30fc\u30e0\u306e\u6280\u8853\u7684\u30b9\u30ad\u30eb\u3092\u8a55\u4fa1\u3059\u308b\u3002<\/li>\n
                                            • \u2705 \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6bb5\u968e\u3092\u6c7a\u5b9a\u3059\u308b\uff08\u6982\u5ff5\u7684 vs. \u7269\u7406\u7684\uff09\u3002<\/li>\n
                                            • \u2705 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u6280\u8853\u3068\u6574\u5408\u6027\u306e\u3042\u308b\u8868\u8a18\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n
                                            • \u2705 \u8a18\u53f7\u3068\u30e9\u30d9\u30eb\u306e\u4e00\u8cab\u6027\u3092\u4fdd\u3064\u3002<\/li>\n
                                            • \u2705 \u8907\u96d1\u306a\u8a18\u53f7\u306b\u306f\u51e1\u4f8b\u3092\u542b\u3081\u308b\u3002<\/li>\n
                                            • \u2705 \u6280\u8853\u8005\u3068\u975e\u6280\u8853\u8005\u53cc\u65b9\u306e\u30e1\u30f3\u30d0\u30fc\u3068\u56f3\u9762\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n<\/ul>\n

                                              \u9069\u5207\u306a\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u304c\u30b9\u30e0\u30fc\u30ba\u306b\u306a\u308a\u307e\u3059\u3002\u66d6\u6627\u3055\u3092\u8aac\u660e\u3059\u308b\u306e\u306b\u8cbb\u3084\u3059\u6642\u9593\u304c\u524a\u6e1b\u3055\u308c\u3001\u6700\u7d42\u7684\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u304c\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3092\u6b63\u78ba\u306b\u53cd\u6620\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                                              \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u3092\u8a2d\u8a08\u3059\u308b\u306b\u306f\u6b63\u78ba\u306a\u8a00\u8a9e\u304c\u5fc5\u8981\u3067\u3059\u3002\u30a8\u30f3\u30c6\u30a3…<\/p>\n","protected":false},"author":1,"featured_media":1569,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30c1\u30a7\u30f3\u65b9\u5f0f vs \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f \ud83d\udcca","_yoast_wpseo_metadesc":"\u30c1\u30a7\u30f3\u65b9\u5f0f\u3001\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f\u3001UML\u306a\u3069\u306eERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u8abf\u3079\u307e\u3057\u3087\u3046\u3002\u3069\u306e\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u3068\u30c1\u30fc\u30e0\u306e\u8981\u4ef6\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[86],"tags":[82,85],"class_list":["post-1568","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-erd","tag-academic","tag-erd"],"yoast_head":"\nERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30c1\u30a7\u30f3\u65b9\u5f0f vs \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f \ud83d\udcca<\/title>\n<meta name=\"description\" content=\"\u30c1\u30a7\u30f3\u65b9\u5f0f\u3001\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f\u3001UML\u306a\u3069\u306eERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u8abf\u3079\u307e\u3057\u3087\u3046\u3002\u3069\u306e\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u3068\u30c1\u30fc\u30e0\u306e\u8981\u4ef6\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\" \/>\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.go-diagram.com\/ja\/erd-notation-styles-compared\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30c1\u30a7\u30f3\u65b9\u5f0f vs \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f \ud83d\udcca\" \/>\n<meta property=\"og:description\" content=\"\u30c1\u30a7\u30f3\u65b9\u5f0f\u3001\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f\u3001UML\u306a\u3069\u306eERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u8abf\u3079\u307e\u3057\u3087\u3046\u3002\u3069\u306e\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u3068\u30c1\u30fc\u30e0\u306e\u8981\u4ef6\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/\" \/>\n<meta property=\"og:site_name\" content=\"Go Diagram Japanese - Proven AI Workflows & Modern Tech Methods\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-23T10:58:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-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.go-diagram.com\/ja\/erd-notation-styles-compared\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/\"},\"author\":{\"name\":\"vpadmin\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#\/schema\/person\/05a897b07530dd5607bd8a29719b1d6c\"},\"headline\":\"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u305f\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u9078\u307c\u3046\",\"datePublished\":\"2026-03-23T10:58:59+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/\"},\"wordCount\":56,\"publisher\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-infographic.jpg\",\"keywords\":[\"academic\",\"erd\"],\"articleSection\":[\"ERD\"],\"inLanguage\":\"ja\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/\",\"url\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/\",\"name\":\"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30c1\u30a7\u30f3\u65b9\u5f0f vs \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f \ud83d\udcca\",\"isPartOf\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-infographic.jpg\",\"datePublished\":\"2026-03-23T10:58:59+00:00\",\"description\":\"\u30c1\u30a7\u30f3\u65b9\u5f0f\u3001\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f\u3001UML\u306a\u3069\u306eERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u8abf\u3079\u307e\u3057\u3087\u3046\u3002\u3069\u306e\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u3068\u30c1\u30fc\u30e0\u306e\u8981\u4ef6\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\",\"breadcrumb\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#primaryimage\",\"url\":\"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-infographic.jpg\",\"contentUrl\":\"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-infographic.jpg\",\"width\":1664,\"height\":928},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.go-diagram.com\/ja\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u305f\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u9078\u307c\u3046\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#website\",\"url\":\"https:\/\/www.go-diagram.com\/ja\/\",\"name\":\"Go Diagram Japanese - Proven AI Workflows & Modern Tech Methods\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.go-diagram.com\/ja\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#organization\",\"name\":\"Go Diagram Japanese - Proven AI Workflows & Modern Tech Methods\",\"url\":\"https:\/\/www.go-diagram.com\/ja\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2025\/03\/go-diagram-logo.png\",\"contentUrl\":\"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2025\/03\/go-diagram-logo.png\",\"width\":340,\"height\":62,\"caption\":\"Go Diagram Japanese - Proven AI Workflows & Modern Tech Methods\"},\"image\":{\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#\/schema\/person\/05a897b07530dd5607bd8a29719b1d6c\",\"name\":\"vpadmin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.go-diagram.com\/ja\/#\/schema\/person\/image\/\",\"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.go-diagram.com\"],\"url\":\"https:\/\/www.go-diagram.com\/ja\/author\/vpadmin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30c1\u30a7\u30f3\u65b9\u5f0f vs \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f \ud83d\udcca","description":"\u30c1\u30a7\u30f3\u65b9\u5f0f\u3001\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f\u3001UML\u306a\u3069\u306eERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u8abf\u3079\u307e\u3057\u3087\u3046\u3002\u3069\u306e\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u3068\u30c1\u30fc\u30e0\u306e\u8981\u4ef6\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002","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.go-diagram.com\/ja\/erd-notation-styles-compared\/","og_locale":"ja_JP","og_type":"article","og_title":"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30c1\u30a7\u30f3\u65b9\u5f0f vs \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f \ud83d\udcca","og_description":"\u30c1\u30a7\u30f3\u65b9\u5f0f\u3001\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f\u3001UML\u306a\u3069\u306eERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u8abf\u3079\u307e\u3057\u3087\u3046\u3002\u3069\u306e\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u3068\u30c1\u30fc\u30e0\u306e\u8981\u4ef6\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002","og_url":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/","og_site_name":"Go Diagram Japanese - Proven AI Workflows & Modern Tech Methods","article_published_time":"2026-03-23T10:58:59+00:00","og_image":[{"width":1664,"height":928,"url":"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-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.go-diagram.com\/ja\/erd-notation-styles-compared\/#article","isPartOf":{"@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/"},"author":{"name":"vpadmin","@id":"https:\/\/www.go-diagram.com\/ja\/#\/schema\/person\/05a897b07530dd5607bd8a29719b1d6c"},"headline":"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u305f\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u9078\u307c\u3046","datePublished":"2026-03-23T10:58:59+00:00","mainEntityOfPage":{"@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/"},"wordCount":56,"publisher":{"@id":"https:\/\/www.go-diagram.com\/ja\/#organization"},"image":{"@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#primaryimage"},"thumbnailUrl":"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-infographic.jpg","keywords":["academic","erd"],"articleSection":["ERD"],"inLanguage":"ja"},{"@type":"WebPage","@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/","url":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/","name":"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30c1\u30a7\u30f3\u65b9\u5f0f vs \u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f \ud83d\udcca","isPartOf":{"@id":"https:\/\/www.go-diagram.com\/ja\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#primaryimage"},"image":{"@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#primaryimage"},"thumbnailUrl":"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-infographic.jpg","datePublished":"2026-03-23T10:58:59+00:00","description":"\u30c1\u30a7\u30f3\u65b9\u5f0f\u3001\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u65b9\u5f0f\u3001UML\u306a\u3069\u306eERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u3092\u8abf\u3079\u307e\u3057\u3087\u3046\u3002\u3069\u306e\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u81ea\u5206\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u3068\u30c1\u30fc\u30e0\u306e\u8981\u4ef6\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002","breadcrumb":{"@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#primaryimage","url":"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-infographic.jpg","contentUrl":"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2026\/03\/erd-notation-styles-chalkboard-infographic.jpg","width":1664,"height":928},{"@type":"BreadcrumbList","@id":"https:\/\/www.go-diagram.com\/ja\/erd-notation-styles-compared\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.go-diagram.com\/ja\/"},{"@type":"ListItem","position":2,"name":"ERD\u8868\u8a18\u30b9\u30bf\u30a4\u30eb\u306e\u6bd4\u8f03\uff1a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u305f\u8996\u899a\u7684\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u9078\u307c\u3046"}]},{"@type":"WebSite","@id":"https:\/\/www.go-diagram.com\/ja\/#website","url":"https:\/\/www.go-diagram.com\/ja\/","name":"Go Diagram Japanese - Proven AI Workflows & Modern Tech Methods","description":"","publisher":{"@id":"https:\/\/www.go-diagram.com\/ja\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.go-diagram.com\/ja\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Organization","@id":"https:\/\/www.go-diagram.com\/ja\/#organization","name":"Go Diagram Japanese - Proven AI Workflows & Modern Tech Methods","url":"https:\/\/www.go-diagram.com\/ja\/","logo":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.go-diagram.com\/ja\/#\/schema\/logo\/image\/","url":"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2025\/03\/go-diagram-logo.png","contentUrl":"https:\/\/www.go-diagram.com\/ja\/wp-content\/uploads\/sites\/4\/2025\/03\/go-diagram-logo.png","width":340,"height":62,"caption":"Go Diagram Japanese - Proven AI Workflows & Modern Tech Methods"},"image":{"@id":"https:\/\/www.go-diagram.com\/ja\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.go-diagram.com\/ja\/#\/schema\/person\/05a897b07530dd5607bd8a29719b1d6c","name":"vpadmin","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.go-diagram.com\/ja\/#\/schema\/person\/image\/","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.go-diagram.com"],"url":"https:\/\/www.go-diagram.com\/ja\/author\/vpadmin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/posts\/1568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/comments?post=1568"}],"version-history":[{"count":0,"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/posts\/1568\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/media\/1569"}],"wp:attachment":[{"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/media?parent=1568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/categories?post=1568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.go-diagram.com\/ja\/wp-json\/wp\/v2\/tags?post=1568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}