{"id":89,"date":"2026-04-03T03:29:02","date_gmt":"2026-04-03T03:29:02","guid":{"rendered":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/"},"modified":"2026-04-03T03:29:02","modified_gmt":"2026-04-03T03:29:02","slug":"normalization-denormalization-erd-guide","status":"publish","type":"post","link":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/","title":{"rendered":"Q&A\uff1aER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306b\u95a2\u3059\u308b\u6700\u3082\u96e3\u3057\u3044\u8cea\u554f\u3078\u306e\u5bfe\u51e6"},"content":{"rendered":"

\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306f\u3001\u3042\u3089\u3086\u308b\u5805\u7262\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u57fa\u76e4\u3067\u3059\u3002\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09\u3092\u69cb\u7bc9\u3059\u308b\u969b\u3001\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u3068\u3044\u3046\u76f8\u53cd\u3059\u308b\u529b\u304c\u30b9\u30ad\u30fc\u30de\u3092\u5f62\u4f5c\u308a\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u6226\u7565\u3092\u3044\u3064\u9069\u7528\u3059\u3079\u304d\u304b\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u30c7\u30fc\u30bf\u30a4\u30f3\u30d5\u30e9\u306e\u9577\u671f\u7684\u306a\u5065\u5168\u6027\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u4fdd\u5b88\u6027\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u6982\u5ff5\u306b\u95a2\u3059\u308b\u6700\u3082\u91cd\u8981\u306a\u8cea\u554f\u306b\u7b54\u3048\u308b\u3053\u3068\u3067\u3001\u7279\u5b9a\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30c4\u30fc\u30eb\u306b\u4f9d\u5b58\u305b\u305a\u306b\u52b9\u7387\u7684\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u69cb\u9020\u3092\u8a2d\u8a08\u3059\u308b\u660e\u78ba\u306a\u9053\u7b4b\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \ud83d\udee0\ufe0f<\/p>\n

\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u30af\u30a8\u30ea\u901f\u5ea6\u306f\u3057\u3070\u3057\u3070\u76f8\u53cd\u3059\u308b\u65b9\u5411\u306b\u5f15\u304d\u5bc4\u305b\u3089\u308c\u307e\u3059\u3002\u6b63\u898f\u5316\u306f\u5197\u9577\u6027\u3092\u6e1b\u3089\u3059\u3053\u3068\u3067\u6574\u5408\u6027\u3092\u6700\u512a\u5148\u3057\u307e\u3059\u3002\u975e\u6b63\u898f\u5316\u306f\u5236\u5fa1\u3055\u308c\u305f\u5197\u9577\u6027\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u901f\u5ea6\u3092\u6700\u512a\u5148\u3057\u307e\u3059\u3002\u3053\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b\u306b\u306f\u3001\u95a2\u4fc2\u7406\u8ad6\u3068\u5b9f\u969b\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u306b\u5bfe\u3059\u308b\u6df1\u3044\u7406\u89e3\u304c\u5fc5\u8981\u3067\u3059\u3002\u7279\u5b9a\u306e\u8cea\u554f\u3068\u56de\u7b54\u3092\u901a\u3058\u3066\u3001\u6280\u8853\u7684\u306a\u8a73\u7d30\u3092\u691c\u8a3c\u3057\u307e\u3057\u3087\u3046\u3002 \ud83d\udcca<\/p>\n

\n
\"Line<\/figure>\n<\/div>\n

\u57fa\u672c\u3092\u7406\u89e3\u3059\u308b\uff1a\u79c1\u305f\u3061\u306f\u4f55\u3068\u53d6\u308a\u7d44\u3093\u3067\u3044\u308b\u306e\u304b\uff1f \ud83d\udd0d<\/h2>\n

\u5177\u4f53\u7684\u306a\u30b7\u30ca\u30ea\u30aa\u306b\u98db\u3073\u8fbc\u3080\u524d\u306b\u3001ERD\u8a2d\u8a08\u306b\u304a\u3051\u308b\u4e2d\u5fc3\u7684\u306a\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u6b63\u898f\u5316\u3068\u306f\u4f55\u304b\uff1f \ud83d\udd04<\/h3>\n

\u6b63\u898f\u5316\u3068\u306f\u3001\u30c7\u30fc\u30bf\u306e\u5197\u9577\u6027\u3092\u6e1b\u3089\u3057\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30c7\u30fc\u30bf\u3092\u4f53\u7cfb\u7684\u306b\u6574\u7406\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002\u5927\u304d\u306a\u30c6\u30fc\u30d6\u30eb\u3092\u8ad6\u7406\u7684\u306b\u95a2\u9023\u3059\u308b\u5c0f\u3055\u306a\u30c6\u30fc\u30d6\u30eb\u306b\u5206\u5272\u3057\u3001\u305d\u308c\u3089\u306e\u9593\u306e\u95a2\u4fc2\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u76ee\u7684\u306f\u3001\u5404\u30c7\u30fc\u30bf\u304c\u552f\u4e00\u306e\u5834\u6240\u306b\u683c\u7d0d\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n

    \n
  • \u76ee\u7684\uff1a<\/strong>\u91cd\u8907\u30c7\u30fc\u30bf\u3092\u6392\u9664\u3057\u3001\u4f9d\u5b58\u95a2\u4fc2\u304c\u610f\u5473\u3092\u6301\u3064\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n
  • \u5229\u70b9\uff1a<\/strong>\u30c7\u30fc\u30bf\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u7c21\u7d20\u5316\u3057\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u8981\u4ef6\u3092\u524a\u6e1b\u3059\u308b\u3002<\/li>\n
  • \u30b3\u30b9\u30c8\uff1a<\/strong>\u7d50\u5408\u304c\u5fc5\u8981\u306b\u306a\u308b\u305f\u3081\u3001\u30af\u30a8\u30ea\u306e\u8907\u96d1\u6027\u304c\u5897\u3059\u3002<\/li>\n<\/ul>\n

    \u6b63\u898f\u5316\u306f\u901a\u5e38\u3001\u6b63\u898f\u5f62\u3068\u547c\u3070\u308c\u308b\u6bb5\u968e\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3092\u901a\u3058\u3066\u9054\u6210\u3055\u308c\u307e\u3059\u3002\u5404\u6b63\u898f\u5f62\u306f\u524d\u306e\u6bb5\u968e\u3092\u57fa\u76e4\u3068\u3057\u3066\u304a\u308a\u3001\u7279\u5b9a\u306e\u7570\u5e38\u3092\u89e3\u6c7a\u3057\u307e\u3059\u3002<\/p>\n

    \u975e\u6b63\u898f\u5316\u3068\u306f\u4f55\u304b\uff1f \u2696\ufe0f<\/h3>\n

    \u975e\u6b63\u898f\u5316\u3068\u306f\u3001\u6b63\u898f\u5316\u3055\u308c\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u610f\u56f3\u7684\u306b\u5197\u9577\u6027\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u8aad\u307f\u53d6\u308a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u3067\u3042\u308a\u3001\u7279\u306b\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u3088\u308a\u3082\u8aad\u307f\u53d6\u308a\u901f\u5ea6\u304c\u3088\u308a\u91cd\u8981\u3068\u306a\u308b\u72b6\u6cc1\u3067\u884c\u308f\u308c\u307e\u3059\u3002\u7d50\u5408\u64cd\u4f5c\u306e\u30b3\u30b9\u30c8\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u30de\u30fc\u30b8\u3057\u305f\u308a\u3001\u5197\u9577\u306a\u5217\u3092\u8ffd\u52a0\u3057\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n

      \n
    • \u76ee\u7684\uff1a<\/strong>\u8907\u96d1\u306a\u30af\u30a8\u30ea\u306b\u5fc5\u8981\u306a\u7d50\u5408\u306e\u6570\u3092\u6e1b\u3089\u3059\u3002<\/li>\n
    • \u5229\u70b9\uff1a<\/strong>\u8aad\u307f\u53d6\u308a\u64cd\u4f5c\u304c\u9ad8\u901f\u5316\u3055\u308c\u3001\u30af\u30a8\u30ea\u30ed\u30b8\u30c3\u30af\u304c\u7c21\u7d20\u5316\u3055\u308c\u308b\u3002<\/li>\n
    • \u30b3\u30b9\u30c8\uff1a<\/strong>\u30b9\u30c8\u30ec\u30fc\u30b8\u4f7f\u7528\u91cf\u306e\u5897\u52a0\u3068\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u4fdd\u3066\u306a\u3044\u30ea\u30b9\u30af\u306e\u4e0a\u6607\u3002<\/li>\n<\/ul>\n

      Q&A\uff1a\u6b63\u898f\u5316\u3068ERD\u8a2d\u8a08\u306e\u8a73\u7d30\u306a\u691c\u8a3c \ud83d\udcdd<\/h2>\n

      \u3053\u308c\u3089\u306e\u8cea\u554f\u306f\u3001\u95a2\u4fc2\u30b9\u30ad\u30fc\u30de\u3092\u8a2d\u8a08\u3059\u308b\u969b\u306b\u6700\u3082\u3088\u304f\u906d\u9047\u3059\u308b\u6469\u64e6\u70b9\u3092\u6271\u3044\u307e\u3059\u3002\u7406\u8ad6\u304b\u3089\u5b9f\u969b\u306e\u5b9f\u88c5\u3078\u306e\u79fb\u884c\u3092\u30ab\u30d0\u30fc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

      Q1\uff1a\u3059\u3079\u3066\u30923NF\u307e\u3067\u6b63\u898f\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u304b\uff1f \ud83e\udd37\u200d\u2642\ufe0f<\/h3>\n

      \u77ed\u3044\u7b54\u3048\u306f\u3044\u3044\u3048\u3067\u3059\u3002\u7b2c3\u6b63\u898f\u5f62\uff083NF\uff09\u306f\u591a\u304f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u6a19\u6e96\u7684\u306a\u57fa\u6e96\u3067\u3059\u304c\u3001\u3059\u3079\u3066\u306e\u30b7\u30ca\u30ea\u30aa\u306b\u9069\u7528\u3055\u308c\u308b\u786c\u3044\u30eb\u30fc\u30eb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u30023NF\u307e\u3067\u6b63\u898f\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u63a8\u79fb\u7684\u4f9d\u5b58\u95a2\u4fc2\u3092\u6392\u9664\u3057\u3001\u975e\u30ad\u30fc\u5c5e\u6027\u304c\u4e3b\u30ad\u30fc\u306e\u307f\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30dc\u30a4\u30b9\u30fb\u30b3\u30c3\u30c9\u6b63\u898f\u5f62\uff08BCNF\uff09\u3084\u7b2c4\u6b63\u898f\u5f62\uff084NF\uff09\u306a\u3069\u306e\u3088\u308a\u9ad8\u3044\u6b63\u898f\u5f62\u3092\u9054\u6210\u3059\u308b\u3053\u3068\u306f\u3001\u3057\u3070\u3057\u3070\u30b9\u30ad\u30fc\u30de\u3092\u8907\u96d1\u5316\u3059\u308b\u3060\u3051\u3067\u3001\u5927\u304d\u306a\u5229\u70b9\u3092\u3082\u305f\u3089\u3055\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n

      \u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3092\u691c\u8a0e\u3059\u308b\uff1a<\/p>\n

        \n
      • 3NF\uff1a<\/strong>\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u6700\u3082\u91cd\u8981\u3068\u306a\u308b\u6c4e\u7528\u7684\u306a\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u3066\u3044\u308b\u3002<\/li>\n
      • 4NF\/5NF\uff1a<\/strong> \u8907\u96d1\u306a\u591a\u5024\u4f9d\u5b58\u95a2\u4fc2\u3084\u7d50\u5408\u4f9d\u5b58\u95a2\u4fc2\u3092\u6271\u3063\u3066\u3044\u308b\u5834\u5408\u3092\u9664\u304d\u3001\u904e\u5270\u306a\u5bfe\u5fdc\u3068\u306a\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/li>\n
      • \u5b9f\u7528\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a<\/strong> \u307e\u305a3NF\u3092\u60f3\u5b9a\u3057\u3066\u8a2d\u8a08\u3059\u308b\u3002\u6b63\u898f\u5316\u307e\u305f\u306f\u3055\u3089\u306b\u6b63\u898f\u5316\u3092\u691c\u8a0e\u3059\u308b\u524d\u306b\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u8a55\u4fa1\u3059\u308b\u3002<\/li>\n<\/ul>\n

        Q2\uff1a\u6b63\u898f\u5316\u306f\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u3069\u306e\u3088\u3046\u306b\u5f71\u97ff\u3057\u307e\u3059\u304b\uff1f \ud83d\udc22<\/h3>\n

        \u6b63\u898f\u5316\u306f\u4e3b\u306b\u7d50\u5408\u306e\u5fc5\u8981\u6027\u3092\u901a\u3058\u3066\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u30c7\u30fc\u30bf\u304c\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u5206\u6563\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u5b8c\u5168\u306a\u30ec\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a8\u30f3\u30b8\u30f3\u304c\u3053\u308c\u3089\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u7d50\u5408\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306fCPU\u3068\u30e1\u30e2\u30ea\u30ea\u30bd\u30fc\u30b9\u3092\u6d88\u8cbb\u3057\u307e\u3059\u3002<\/p>\n

        \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u4e3b\u306a\u8981\u56e0\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n

          \n
        • \u7d50\u5408\u306e\u8907\u96d1\u3055\uff1a<\/strong>\u30c6\u30fc\u30d6\u30eb\u304c\u591a\u3044\u307b\u3069\u3001\u8a55\u4fa1\u3059\u3079\u304d\u7d50\u5408\u6761\u4ef6\u304c\u591a\u304f\u306a\u308b\u3002<\/li>\n
        • \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5316\uff1a<\/strong>\u7d50\u5408\u3092\u9ad8\u901f\u5316\u3059\u308b\u305f\u3081\u306b\u306f\u5916\u90e8\u30ad\u30fc\u3092\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u9069\u5207\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5316\u304c\u306a\u3051\u308c\u3070\u3001\u6b63\u898f\u5316\u306b\u3088\u3063\u3066\u6df1\u523b\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4f4e\u4e0b\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li>\n
        • \u30c7\u30fc\u30bf\u91cf\uff1a<\/strong> \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u304c\u5927\u304d\u304f\u306a\u308b\u306b\u3064\u308c\u3066\u3001\u30b9\u30ad\u30e3\u30f3\u3084\u7d50\u5408\u306e\u30b3\u30b9\u30c8\u304c\u9855\u8457\u306b\u5897\u52a0\u3059\u308b\u3002<\/li>\n<\/ul>\n

          \u8aad\u307f\u8fbc\u307f\u304c\u91cd\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u3053\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u66f8\u304d\u8fbc\u307f\u304c\u91cd\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u66f4\u65b0\u7570\u5e38\u306e\u524a\u6e1b\u3068\u3044\u3046\u5229\u70b9\u306b\u6bd4\u3079\u3066\u3001\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u306f\u3057\u3070\u3057\u3070\u7121\u8996\u3067\u304d\u308b\u7a0b\u5ea6\u3067\u3042\u308b\u3002<\/p>\n

          Q3\uff1a\u3069\u306e\u3088\u3046\u306a\u5834\u5408\u306b\u975e\u6b63\u898f\u5316\u304c\u9069\u5207\u3067\u3059\u304b\uff1f \u2699\ufe0f<\/h3>\n

          \u975e\u6b63\u898f\u5316\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u72b6\u614b\u306b\u3057\u3066\u306f\u306a\u3089\u306a\u3044\u3002\u7279\u5b9a\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u3092\u7279\u5b9a\u3057\u305f\u5f8c\u306b\u9069\u7528\u3055\u308c\u308b\u662f\u6b63\u63aa\u7f6e\u3067\u3042\u308b\u3002\u4ee5\u4e0b\u306e\u72b6\u6cc1\u3067\u306f\u975e\u6b63\u898f\u5316\u3092\u691c\u8a0e\u3059\u3079\u304d\u3067\u3042\u308b\uff1a<\/p>\n

            \n
          • \u8aad\u307f\u8fbc\u307f\u304c\u91cd\u3044\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\uff1a<\/strong> 1\u56de\u306e\u66f8\u304d\u8fbc\u307f\u306b\u5bfe\u3057\u3066\u6570\u5343\u56de\u306e\u8aad\u307f\u8fbc\u307f\u304c\u884c\u308f\u308c\u308b\u5834\u5408\u3001\u7d50\u5408\u306e\u30b3\u30b9\u30c8\u304c\u30b9\u30c8\u30ec\u30fc\u30b8\u30b3\u30b9\u30c8\u3092\u4e0a\u56de\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li>\n
          • \u30ec\u30dd\u30fc\u30c8\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\uff1a<\/strong> \u8907\u96d1\u306a\u5206\u6790\u30af\u30a8\u30ea\u306f\u3001\u5e83\u3044\u30c6\u30fc\u30d6\u30eb\u306b\u4e8b\u524d\u306b\u7d50\u5408\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u3053\u3068\u3067\u6069\u6075\u3092\u53d7\u3051\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/li>\n
          • \u30ad\u30e3\u30c3\u30b7\u30e5\u30ec\u30a4\u30e4\u30fc\uff1a<\/strong> \u6642\u306b\u306f\u975e\u6b63\u898f\u5316\u304c\u4e3b\u306a\u30b9\u30c8\u30ec\u30fc\u30b8\u30a8\u30f3\u30b8\u30f3\u3067\u306f\u306a\u304f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30ec\u30a4\u30e4\u30fc\u306b\u5b9f\u88c5\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u3002<\/li>\n
          • \u30ec\u30ac\u30b7\u30fc\u5236\u7d04\uff1a<\/strong> \u53e4\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a8\u30f3\u30b8\u30f3\u3084\u7279\u5b9a\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u5236\u9650\u306f\u3001\u8907\u96d1\u306a\u7d50\u5408\u306b\u5bfe\u5fdc\u3057\u3065\u3089\u3044\u3053\u3068\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n

            Q4\uff1a\u975e\u6b63\u898f\u5316\u4e2d\u306b\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u3092\u3069\u306e\u3088\u3046\u306b\u7ba1\u7406\u3057\u307e\u3059\u304b\uff1f \ud83d\udee1\ufe0f<\/h3>\n

            \u5197\u9577\u6027\u3092\u5c0e\u5165\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u306e\u30ea\u30b9\u30af\u304c\u751f\u3058\u308b\u3002\u9867\u5ba2\u540d\u3092\u300c\u6ce8\u6587\u300d\u30c6\u30fc\u30d6\u30eb\u3068\u300c\u9867\u5ba2\u300d\u30c6\u30fc\u30d6\u30eb\u306e\u4e21\u65b9\u306b\u683c\u7d0d\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u6ce8\u6587<\/em>\u30c6\u30fc\u30d6\u30eb\u3068\u9867\u5ba2<\/em>\u30c6\u30fc\u30d6\u30eb\u306b\u66f4\u65b0\u3059\u308b\u3068\u3001\u9867\u5ba2<\/em> \u30c6\u30fc\u30d6\u30eb\u306f\u3001\u6b21\u306e\u3082\u306e\u306b\u5bfe\u3057\u3066\u9023\u9396\u66f4\u65b0\u304c\u5fc5\u8981\u3067\u3059\u6ce8\u6587<\/em> \u30c6\u30fc\u30d6\u30eb\u3002<\/p>\n

            \u4e00\u8cab\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u6226\u7565\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n

              \n
            • \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\uff1a<\/strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30fc\u30c9\u304c\u3001\u3059\u3079\u3066\u306e\u5197\u9577\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u5358\u4e00\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5185\u3067\u66f4\u65b0\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u3002<\/li>\n
            • \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30c8\u30ea\u30ac\u30fc\uff1a<\/strong>\u30bd\u30fc\u30b9\u30c7\u30fc\u30bf\u304c\u5909\u66f4\u3055\u308c\u305f\u3068\u304d\u306b\u3001\u5197\u9577\u30ab\u30e9\u30e0\u3092\u81ea\u52d5\u7684\u306b\u540c\u671f\u3059\u308b\u305f\u3081\u306b\u30c8\u30ea\u30ac\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li>\n
            • \u5b9a\u671f\u7684\u306a\u7167\u5408\uff1a<\/strong>\u6b63\u898f\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u306e\u4e0d\u6574\u5408\u3092\u76e3\u67fb\u304a\u3088\u3073\u4fee\u6b63\u3059\u308b\u305f\u3081\u306b\u3001\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30b8\u30e7\u30d6\u3092\u5b9f\u884c\u3059\u308b\u3002<\/li>\n
            • \u8aad\u307f\u53d6\u308a\u30ec\u30d7\u30ea\u30ab\u306e\u5c02\u7528\u5316\uff1a<\/strong>\u30d7\u30e9\u30a4\u30de\u30ea\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5b8c\u5168\u306b\u6b63\u898f\u5316\u3057\u305f\u72b6\u614b\u3067\u4fdd\u6301\u3057\u3001\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210\u306b\u306f\u6b63\u898f\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u30b3\u30d4\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li>\n<\/ul>\n

              Q&A\uff1a\u9ad8\u5ea6\u306a\u30b7\u30ca\u30ea\u30aa\u3068\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5 \u2696\ufe0f<\/h2>\n

              \u57fa\u672c\u3092\u8d8a\u3048\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3059\u308b\u969b\u306b\u306f\u7279\u5b9a\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u4e0a\u306e\u8ab2\u984c\u304c\u751f\u3058\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8cea\u554f\u306f\u3001\u305d\u306e\u3088\u3046\u306a\u7d30\u90e8\u3092\u6271\u3044\u307e\u3059\u3002<\/p>\n

              Q5\uff1a\u540c\u3058ERD\u306b\u6b63\u898f\u5316\u3055\u308c\u305f\u30c6\u30fc\u30d6\u30eb\u3068\u975e\u6b63\u898f\u5316\u3055\u308c\u305f\u30c6\u30fc\u30d6\u30eb\u3092\u6df7\u5728\u3055\u305b\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u304b\uff1f \ud83e\udde9<\/h3>\n

              \u306f\u3044\u3001\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30e2\u30c7\u30eb\u306f\u672c\u756a\u74b0\u5883\u3067\u4e00\u822c\u7684\u3067\u3059\u3002\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u30b3\u30a2\u3068\u306a\u308b\u6b63\u898f\u5316\u3055\u308c\u305f\u30b9\u30ad\u30fc\u30de\u3092\u7dad\u6301\u3057\u3064\u3064\u3001\u7279\u5b9a\u306e\u7528\u9014\u5411\u3051\u306b\u975e\u6b63\u898f\u5316\u3055\u308c\u305f\u30d3\u30e5\u30fc\u307e\u305f\u306f\u8981\u7d04\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u6a19\u6e96\u7684\u306a\u624b\u6cd5\u3067\u3059\u3002<\/p>\n

              \u305f\u3068\u3048\u3070\uff1a<\/p>\n

                \n
              • \u30b3\u30a2\u30c6\u30fc\u30d6\u30eb\uff1a<\/strong>\u30e6\u30fc\u30b6\u30fc\u3001\u88fd\u54c1\u3001\u6ce8\u6587\u30923NF\u306b\u4fdd\u3064\u3053\u3068\u3067\u3001\u6b63\u78ba\u306a\u8ca1\u52d9\u8a18\u9332\u3092\u78ba\u4fdd\u3059\u308b\u3002<\/li>\n
              • \u30ec\u30dd\u30fc\u30c8\u7528\u30c6\u30fc\u30d6\u30eb\uff1a<\/strong>\u6ce8\u6587\u306e\u5408\u8a08\u3068\u9867\u5ba2\u60c5\u5831\u3092\u96c6\u7d04\u3057\u305f\u975e\u6b63\u898f\u5316\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3001\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306e\u9ad8\u901f\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u5b9f\u73fe\u3059\u308b\u3002<\/li>\n
              • \u30d3\u30e5\u30fc\uff1a<\/strong>SQL\u30d3\u30e5\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u3092\u7269\u7406\u7684\u306b\u8907\u88fd\u305b\u305a\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u975e\u6b63\u898f\u5316\u69cb\u9020\u3092\u63d0\u793a\u3059\u308b\u3002<\/li>\n<\/ul>\n

                Q6\uff1a\u975e\u6b63\u898f\u5316\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7406\u8ad6\u306b\u9055\u53cd\u3057\u307e\u3059\u304b\uff1f \ud83d\udcda<\/h3>\n

                \u7406\u8ad6\u7684\u306b\u306f\u3001\u306f\u3044\u3002\u95a2\u4fc2\u7406\u8ad6\u306f\u3001\u7570\u5e38\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u306b\u6b63\u898f\u5316\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5b9f\u969b\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3067\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306eSLA\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u3053\u308c\u3089\u306e\u30eb\u30fc\u30eb\u3092\u66f2\u3052\u308b\u3053\u3068\u304c\u3057\u3070\u3057\u3070\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u9055\u53cd\u306f\u610f\u56f3\u7684\u3067\u8a08\u7b97\u3055\u308c\u305f\u3082\u306e\u3067\u3059\u3002\u5197\u9577\u6027\u304c\u9069\u5207\u306b\u7ba1\u7406\u3055\u308c\u3001\u6587\u66f8\u5316\u3055\u308c\u3066\u3044\u308c\u3070\u3001\u8a2d\u8a08\u306f\u305d\u306e\u76ee\u7684\u306b\u5bfe\u3057\u3066\u6709\u52b9\u306a\u307e\u307e\u3067\u3059\u3002<\/p>\n

                Q7\uff1a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u6b63\u898f\u5316\u3068\u3069\u306e\u3088\u3046\u306b\u76f8\u4e92\u4f5c\u7528\u3057\u307e\u3059\u304b\uff1f \ud83d\udd16<\/h3>\n

                \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u6b63\u898f\u5316\u306b\u3088\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30b3\u30b9\u30c8\u3092\u8efd\u6e1b\u3059\u308b\u4e3b\u306a\u624b\u6bb5\u3067\u3059\u3002\u6b63\u898f\u5316\u3092\u884c\u3046\u3068\u5916\u90e8\u30ad\u30fc\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5916\u90e8\u30ad\u30fc\u306f\u3001\u52b9\u7387\u7684\u306a\u7d50\u5408\u3092\u53ef\u80fd\u306b\u3059\u308b\u305f\u3081\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

                \u4ee5\u4e0b\u306e\u70b9\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n

                  \n
                • \u5916\u90e8\u30ad\u30fc\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff1a<\/strong>\u3059\u3079\u3066\u306e\u5916\u90e8\u30ad\u30fc\u306b\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8a2d\u5b9a\u3057\u3001\u7d50\u5408\u3092\u9ad8\u901f\u5316\u3059\u308b\u3002<\/li>\n
                • \u8907\u5408\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff1a<\/strong> \u30af\u30a8\u30ea\u304c\u8907\u6570\u306e\u5217\u3067\u7d50\u5408\u3059\u308b\u5834\u5408\u3001\u8907\u5408\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3059\u3079\u3066\u306e\u7d50\u5408\u6761\u4ef6\u3092\u30ab\u30d0\u30fc\u3067\u304d\u307e\u3059\u3002<\/li>\n
                • \u975e\u6b63\u898f\u5316\u306e\u5f71\u97ff\uff1a<\/strong> \u975e\u6b63\u898f\u5316\u306f\u3001\u5916\u90e8\u30ad\u30fc\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u5fc5\u8981\u6027\u3092\u3057\u3070\u3057\u3070\u6e1b\u5c11\u3055\u305b\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u66f8\u304d\u8fbc\u307f\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u3092\u524a\u6e1b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n

                  \u6bd4\u8f03\uff1a\u6b63\u898f\u5316\u5bfe\u975e\u6b63\u898f\u5316 \ud83d\udccb<\/h2>\n

                  \u5229\u70b9\u3068\u6b20\u70b9\u3092\u660e\u78ba\u306b\u53ef\u8996\u5316\u3059\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u8868\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u69cb\u9020\u306f\u8a2d\u8a08\u6bb5\u968e\u3067\u306e\u610f\u601d\u6c7a\u5b9a\u3092\u652f\u63f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
                  \u6a5f\u80fd<\/th>\n\u6b63\u898f\u5316<\/th>\n\u975e\u6b63\u898f\u5316<\/th>\n<\/tr>\n<\/thead>\n
                  \u30c7\u30fc\u30bf\u306e\u91cd\u8907<\/strong><\/td>\n\u6700\u5c0f\u5316\u3055\u308c\u308b<\/td>\n\u5897\u52a0\u3059\u308b<\/td>\n<\/tr>\n
                  \u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027<\/strong><\/td>\n\u9ad8\u3044<\/td>\n\u7ba1\u7406\u304c\u5fc5\u8981<\/td>\n<\/tr>\n
                  \u30b9\u30c8\u30ec\u30fc\u30b8\u30b9\u30da\u30fc\u30b9<\/strong><\/td>\n\u52b9\u7387\u7684<\/td>\n\u3084\u3084\u975e\u52b9\u7387<\/td>\n<\/tr>\n
                  \u8aad\u307f\u53d6\u308a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong><\/td>\n\u9045\u3044\uff08\u7d50\u5408\u304c\u591a\u3044\uff09<\/td>\n\u901f\u3044\uff08\u7d50\u5408\u304c\u5c11\u306a\u3044\uff09<\/td>\n<\/tr>\n
                  \u66f8\u304d\u8fbc\u307f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong><\/td>\n\u901f\u3044\uff08\u66f4\u65b0\u3059\u308b\u30c7\u30fc\u30bf\u304c\u5c11\u306a\u3044\uff09<\/td>\n\u9045\u3044\uff08\u3059\u3079\u3066\u306e\u30b3\u30d4\u30fc\u3092\u66f4\u65b0\u3059\u308b\uff09<\/td>\n<\/tr>\n
                  \u8907\u96d1\u3055<\/strong><\/td>\n\u9ad8\u3044\uff08\u591a\u304f\u306e\u30c6\u30fc\u30d6\u30eb\uff09<\/td>\n\u9ad8\u3044\uff08\u30c7\u30fc\u30bf\u540c\u671f\u306e\u30ed\u30b8\u30c3\u30af\uff09<\/td>\n<\/tr>\n
                  \u6700\u9069\u306a\u4f7f\u7528\u30b1\u30fc\u30b9<\/strong><\/td>\nOLTP\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7cfb\u30b7\u30b9\u30c6\u30e0<\/td>\nOLAP\u3001\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210\u3001\u8aad\u307f\u53d6\u308a\u4e2d\u5fc3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                  \u5b9f\u88c5\u6226\u7565\uff1a\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30a2\u30d7\u30ed\u30fc\u30c1 \ud83d\ude80<\/h2>\n

                  \u30b9\u30ad\u30fc\u30de\u306e\u8a2d\u8a08\u306b\u306f\u4f53\u7cfb\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u304c\u5fc5\u8981\u3067\u3059\u3002\u975e\u6b63\u898f\u5316\u3092\u6025\u3044\u3067\u884c\u308f\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u5b89\u5b9a\u3057\u305f\u57fa\u76e4\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u3053\u306e\u69cb\u9020\u5316\u3055\u308c\u305f\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

                  \u30b9\u30c6\u30c3\u30d71\uff1a\u6574\u5408\u6027\u3092\u6700\u512a\u5148\u306b\u30e2\u30c7\u30eb\u5316 \ud83c\udfd7\ufe0f<\/h3>\n

                  \u307e\u305a\u3001\u5b8c\u5168\u306b\u6b63\u898f\u5316\u3055\u308c\u305f\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5c11\u306a\u304f\u3068\u3082\u7b2c\u4e09\u6b63\u898f\u5f62\uff083NF\uff09\u3092\u76ee\u6307\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3059\u3079\u3066\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u5c5e\u6027\u3001\u95a2\u4fc2\u3092\u7279\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3059\u3079\u3066\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u4e3b\u30ad\u30fc\u304c\u3042\u308a\u3001\u5916\u90e8\u30ad\u30fc\u304c\u9069\u5207\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u6bb5\u968e\u3067\u3001\u30c7\u30fc\u30bf\u306e\u6b63\u78ba\u6027\u3068\u4e00\u8cab\u6027\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n

                  \u30b9\u30c6\u30c3\u30d72\uff1a\u30af\u30a8\u30ea\u30d1\u30bf\u30fc\u30f3\u306e\u5206\u6790 \ud83d\udd0e<\/h3>\n

                  \u30b9\u30ad\u30fc\u30de\u3092\u5909\u66f4\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u304c\u3069\u306e\u3088\u3046\u306b\u30a2\u30af\u30bb\u30b9\u3055\u308c\u308b\u304b\u3092\u7406\u89e3\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8981\u4ef6\u3068\u30af\u30a8\u30ea\u30ed\u30b0\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u9045\u3044\u307e\u305f\u306f\u8907\u96d1\u306a\u30af\u30a8\u30ea\u3092\u7279\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8907\u6570\u306e\u7d50\u5408\u304c\u983b\u7e41\u306b\u5fc5\u8981\u3068\u3055\u308c\u308b\u30d1\u30bf\u30fc\u30f3\u3092\u63a2\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

                  \u30b9\u30c6\u30c3\u30d73\uff1a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6700\u9069\u5316 \u26a1<\/h3>\n

                  \u975e\u6b63\u898f\u5316\u3092\u884c\u3046\u524d\u306b\u3001\u6b63\u898f\u5316\u3055\u308c\u305f\u30b9\u30ad\u30fc\u30de\u304c\u9069\u5207\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5316\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u591a\u304f\u306e\u5834\u5408\u3001\u9069\u5207\u306a\u8907\u5408\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u3092\u5909\u66f4\u305b\u305a\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u3092\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002\u73fe\u5728\u306e\u30b9\u30ad\u30fc\u30de\u3068\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u3063\u3066\u30af\u30a8\u30ea\u3092\u30c6\u30b9\u30c8\u3057\u3001\u57fa\u6e96\u5024\u3092\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

                  \u30b9\u30c6\u30c3\u30d74\uff1a\u30bf\u30fc\u30b2\u30c3\u30c8\u3055\u308c\u305f\u975e\u6b63\u898f\u5316 \ud83c\udfaf<\/h3>\n

                  \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u307e\u3060\u4e0d\u5341\u5206\u306a\u5834\u5408\u3001\u975e\u6b63\u898f\u5316\u3092\u7279\u5b9a\u3057\u3066\u9069\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5168\u4f53\u3092\u975e\u6b63\u898f\u5316\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u5f15\u304d\u8d77\u3053\u3057\u3066\u3044\u308b\u7279\u5b9a\u306e\u30c6\u30fc\u30d6\u30eb\u3084\u30ab\u30e9\u30e0\u306b\u306e\u307f\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3059\u3079\u3066\u306e\u5909\u66f4\u3092\u8a18\u9332\u3057\u3001\u5c06\u6765\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306b\u5099\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

                  \u30b9\u30c6\u30c3\u30d75\uff1a\u76e3\u8996\u3068\u53cd\u5fa9 \ud83d\udcc8<\/h3>\n

                  \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306f\u9759\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6642\u9593\u3068\u3068\u3082\u306b\u30b7\u30b9\u30c6\u30e0\u3092\u76e3\u8996\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30c7\u30fc\u30bf\u91cf\u304c\u5897\u52a0\u3057\u305f\u308a\u3001\u4f7f\u7528\u30d1\u30bf\u30fc\u30f3\u304c\u5909\u5316\u3057\u305f\u308a\u3059\u308b\u3068\u3001\u30d0\u30e9\u30f3\u30b9\u306e\u8abf\u6574\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6574\u5408\u6027\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u304b\u3001\u5b9a\u671f\u7684\u306b\u30b9\u30ad\u30fc\u30de\u3092\u898b\u76f4\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

                  \u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74 \ud83d\udeab<\/h2>\n

                  \u7d4c\u9a13\u8c4a\u5bcc\u306a\u30c7\u30b6\u30a4\u30ca\u30fc\u3067\u3082\u3001ERD\u306e\u6700\u9069\u5316\u3092\u6271\u3046\u969b\u306b\u5931\u6557\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u4e00\u822c\u7684\u306a\u8aa4\u308a\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

                    \n
                  • \u904e\u5270\u306a\u6b63\u898f\u5316\uff1a<\/strong>\u30c6\u30fc\u30d6\u30eb\u3092\u591a\u3059\u304e\u308b\u3068\u3001\u30b9\u30ad\u30fc\u30de\u304c\u7406\u89e3\u3057\u306b\u304f\u304f\u306a\u308a\u3001\u30af\u30a8\u30ea\u304c\u56f0\u96e3\u306b\u306a\u308a\u307e\u3059\u3002\u69cb\u9020\u306f\u8ad6\u7406\u7684\u3067\u76f4\u611f\u7684\u3067\u3042\u308b\u3088\u3046\u306b\u4fdd\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n
                  • \u4e0d\u8db3\u3057\u305f\u6b63\u898f\u5316\uff1a<\/strong>1\u3064\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u591a\u3059\u304e\u308b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u3068\u3001\u66f4\u65b0\u7570\u5e38\u3084\u7121\u99c4\u306a\u30b9\u30da\u30fc\u30b9\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/li>\n
                  • \u30c7\u30fc\u30bf\u306e\u5897\u52a0\u3092\u7121\u8996\u3059\u308b\uff1a<\/strong>1,000\u4ef6\u306e\u30ec\u30b3\u30fc\u30c9\u3067\u52d5\u4f5c\u3059\u308b\u8a2d\u8a08\u3067\u3082\u3001100\u4e07\u4ef6\u306b\u306a\u308b\u3068\u5931\u6557\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3092\u8a08\u753b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n
                  • \u96a0\u308c\u305f\u975e\u6b63\u898f\u5316\uff1a<\/strong>\u6587\u66f8\u5316\u305b\u305a\u306b\u975e\u6b63\u898f\u5316\u3059\u308b\u3068\u6df7\u4e71\u3092\u62db\u304d\u307e\u3059\u3002\u5c06\u6765\u306e\u30e1\u30f3\u30c6\u30ca\u30b9\u306f\u3001\u306a\u305c\u30c7\u30fc\u30bf\u304c\u91cd\u8907\u3057\u3066\u3044\u308b\u306e\u304b\u7406\u89e3\u3067\u304d\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n
                  • \u3059\u3079\u3066\u306e\u30af\u30a8\u30ea\u304c\u540c\u7b49\u3067\u3042\u308b\u3068\u4eee\u5b9a\u3059\u308b\uff1a<\/strong>\u3059\u3079\u3066\u306e\u30af\u30a8\u30ea\u304c\u540c\u3058\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u3092\u6301\u3064\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6700\u3082\u983b\u7e41\u306b\u5b9f\u884c\u3055\u308c\u3001\u91cd\u8981\u306a\u30af\u30a8\u30ea\u3092\u512a\u5148\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n

                    \u30b9\u30ad\u30fc\u30de\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u3064\u3044\u3066\u306e\u6700\u7d42\u7684\u306a\u8003\u5bdf \ud83e\udde0<\/h2>\n

                    \u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306e\u3069\u3061\u3089\u3092\u9078\u3076\u304b\u306f\u3001\u4e8c\u629e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u305f\u3001\u3055\u307e\u3056\u307e\u306a\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u306e\u9023\u7d9a\u3067\u3059\u3002\u9069\u5207\u306b\u8a2d\u8a08\u3055\u308c\u305fERD\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3068\u30af\u30a8\u30ea\u52b9\u7387\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u3068\u308a\u307e\u3059\u3002\u6839\u672c\u7684\u306a\u539f\u5247\u3092\u7406\u89e3\u3057\u3001\u69cb\u9020\u5316\u3055\u308c\u305f\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u5805\u7262\u304b\u3064\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u9ad8\u3044\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002<\/p>\n

                    \u30c4\u30fc\u30eb\u3084\u6280\u8853\u306f\u9032\u5316\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3092\u5fd8\u308c\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u3057\u304b\u3057\u3001\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u8a2d\u8a08\u306e\u539f\u5247\u306f\u5e38\u306b\u4e00\u5b9a\u3067\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a8\u30f3\u30b8\u30f3\u306e\u6a5f\u80fd\u3088\u308a\u3082\u3001\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u305d\u306e\u3082\u306e\u306b\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5805\u56fa\u306a\u57fa\u76e4\u304c\u3042\u308c\u3070\u3001\u5c06\u6765\u306e\u30a4\u30f3\u30d5\u30e9\u69cb\u6210\u306e\u5909\u5316\u304c\u3042\u3063\u3066\u3082\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u652f\u3048\u3089\u308c\u307e\u3059\u3002\u30b9\u30ad\u30fc\u30de\u306f\u5e38\u306b\u6e05\u6f54\u306b\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u660e\u78ba\u306b\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6307\u6a19\u3092\u5e38\u306b\u610f\u8b58\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \ud83c\udf1f<\/p>\n","protected":false},"excerpt":{"rendered":"

                    \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306f\u3001\u3042\u3089\u3086\u308b\u5805\u7262\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u57fa\u76e4\u3067\u3059…<\/p>\n","protected":false},"author":1,"featured_media":90,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"ER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306e\u6bd4\u8f03 \ud83d\udcca","_yoast_wpseo_metadesc":"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3067\u8ff7\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f ER\u56f3\u306b\u304a\u3044\u3066\u3001\u3044\u3064\u6b63\u898f\u5316\u307e\u305f\u306f\u975e\u6b63\u898f\u5316\u3092\u884c\u3046\u3079\u304d\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u30b9\u30ad\u30fc\u30de\u6700\u9069\u5316\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u6574\u5408\u6027\u306b\u95a2\u3059\u308b\u5c02\u9580\u30ac\u30a4\u30c9\u3067\u3059\u3002","inline_featured_image":false,"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[7],"tags":[8,13],"class_list":["post-89","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-erd","tag-academic","tag-erd"],"yoast_head":"\nER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306e\u6bd4\u8f03 \ud83d\udcca<\/title>\n<meta name=\"description\" content=\"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3067\u8ff7\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f ER\u56f3\u306b\u304a\u3044\u3066\u3001\u3044\u3064\u6b63\u898f\u5316\u307e\u305f\u306f\u975e\u6b63\u898f\u5316\u3092\u884c\u3046\u3079\u304d\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u30b9\u30ad\u30fc\u30de\u6700\u9069\u5316\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u6574\u5408\u6027\u306b\u95a2\u3059\u308b\u5c02\u9580\u30ac\u30a4\u30c9\u3067\u3059\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.we-notes.com\/ja\/normalization-denormalization-erd-guide\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306e\u6bd4\u8f03 \ud83d\udcca\" \/>\n<meta property=\"og:description\" content=\"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3067\u8ff7\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f ER\u56f3\u306b\u304a\u3044\u3066\u3001\u3044\u3064\u6b63\u898f\u5316\u307e\u305f\u306f\u975e\u6b63\u898f\u5316\u3092\u884c\u3046\u3079\u304d\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u30b9\u30ad\u30fc\u30de\u6700\u9069\u5316\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u6574\u5408\u6027\u306b\u95a2\u3059\u308b\u5c02\u9580\u30ac\u30a4\u30c9\u3067\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"We Notes \u65e5\u672c\u8a9e\u2013 Collaborative AI Insights & Intelligence Hub\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-03T03:29:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.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=\"\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/\"},\"author\":{\"name\":\"vpadmin\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/#\/schema\/person\/6fb9f9e55a3031c51049e541adf4642c\"},\"headline\":\"Q&A\uff1aER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306b\u95a2\u3059\u308b\u6700\u3082\u96e3\u3057\u3044\u8cea\u554f\u3078\u306e\u5bfe\u51e6\",\"datePublished\":\"2026-04-03T03:29:02+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/\"},\"wordCount\":38,\"publisher\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg\",\"keywords\":[\"academic\",\"erd\"],\"articleSection\":[\"ERD\"],\"inLanguage\":\"ja\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/\",\"url\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/\",\"name\":\"ER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306e\u6bd4\u8f03 \ud83d\udcca\",\"isPartOf\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg\",\"datePublished\":\"2026-04-03T03:29:02+00:00\",\"description\":\"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3067\u8ff7\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f ER\u56f3\u306b\u304a\u3044\u3066\u3001\u3044\u3064\u6b63\u898f\u5316\u307e\u305f\u306f\u975e\u6b63\u898f\u5316\u3092\u884c\u3046\u3079\u304d\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u30b9\u30ad\u30fc\u30de\u6700\u9069\u5316\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u6574\u5408\u6027\u306b\u95a2\u3059\u308b\u5c02\u9580\u30ac\u30a4\u30c9\u3067\u3059\u3002\",\"breadcrumb\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#primaryimage\",\"url\":\"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg\",\"contentUrl\":\"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg\",\"width\":1664,\"height\":928},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.we-notes.com\/ja\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Q&A\uff1aER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306b\u95a2\u3059\u308b\u6700\u3082\u96e3\u3057\u3044\u8cea\u554f\u3078\u306e\u5bfe\u51e6\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/#website\",\"url\":\"https:\/\/www.we-notes.com\/ja\/\",\"name\":\"We Notes \u65e5\u672c\u8a9e\u2013 Collaborative AI Insights & Intelligence Hub\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.we-notes.com\/ja\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/#organization\",\"name\":\"We Notes \u65e5\u672c\u8a9e\u2013 Collaborative AI Insights & Intelligence Hub\",\"url\":\"https:\/\/www.we-notes.com\/ja\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/03\/we-notes-logo.png\",\"contentUrl\":\"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/03\/we-notes-logo.png\",\"width\":1042,\"height\":322,\"caption\":\"We Notes \u65e5\u672c\u8a9e\u2013 Collaborative AI Insights & Intelligence Hub\"},\"image\":{\"@id\":\"https:\/\/www.we-notes.com\/ja\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.we-notes.com\/ja\/#\/schema\/person\/6fb9f9e55a3031c51049e541adf4642c\",\"name\":\"vpadmin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.we-notes.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.we-notes.com\"],\"url\":\"https:\/\/www.we-notes.com\/ja\/author\/vpadmin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"ER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306e\u6bd4\u8f03 \ud83d\udcca","description":"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3067\u8ff7\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f ER\u56f3\u306b\u304a\u3044\u3066\u3001\u3044\u3064\u6b63\u898f\u5316\u307e\u305f\u306f\u975e\u6b63\u898f\u5316\u3092\u884c\u3046\u3079\u304d\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u30b9\u30ad\u30fc\u30de\u6700\u9069\u5316\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u6574\u5408\u6027\u306b\u95a2\u3059\u308b\u5c02\u9580\u30ac\u30a4\u30c9\u3067\u3059\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.we-notes.com\/ja\/normalization-denormalization-erd-guide\/","og_locale":"ja_JP","og_type":"article","og_title":"ER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306e\u6bd4\u8f03 \ud83d\udcca","og_description":"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3067\u8ff7\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f ER\u56f3\u306b\u304a\u3044\u3066\u3001\u3044\u3064\u6b63\u898f\u5316\u307e\u305f\u306f\u975e\u6b63\u898f\u5316\u3092\u884c\u3046\u3079\u304d\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u30b9\u30ad\u30fc\u30de\u6700\u9069\u5316\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u6574\u5408\u6027\u306b\u95a2\u3059\u308b\u5c02\u9580\u30ac\u30a4\u30c9\u3067\u3059\u3002","og_url":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/","og_site_name":"We Notes \u65e5\u672c\u8a9e\u2013 Collaborative AI Insights & Intelligence Hub","article_published_time":"2026-04-03T03:29:02+00:00","og_image":[{"width":1664,"height":928,"url":"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg","type":"image\/jpeg"}],"author":"vpadmin","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":false},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#article","isPartOf":{"@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/"},"author":{"name":"vpadmin","@id":"https:\/\/www.we-notes.com\/ja\/#\/schema\/person\/6fb9f9e55a3031c51049e541adf4642c"},"headline":"Q&A\uff1aER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306b\u95a2\u3059\u308b\u6700\u3082\u96e3\u3057\u3044\u8cea\u554f\u3078\u306e\u5bfe\u51e6","datePublished":"2026-04-03T03:29:02+00:00","mainEntityOfPage":{"@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/"},"wordCount":38,"publisher":{"@id":"https:\/\/www.we-notes.com\/ja\/#organization"},"image":{"@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg","keywords":["academic","erd"],"articleSection":["ERD"],"inLanguage":"ja"},{"@type":"WebPage","@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/","url":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/","name":"ER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306e\u6bd4\u8f03 \ud83d\udcca","isPartOf":{"@id":"https:\/\/www.we-notes.com\/ja\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#primaryimage"},"image":{"@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg","datePublished":"2026-04-03T03:29:02+00:00","description":"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3067\u8ff7\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f ER\u56f3\u306b\u304a\u3044\u3066\u3001\u3044\u3064\u6b63\u898f\u5316\u307e\u305f\u306f\u975e\u6b63\u898f\u5316\u3092\u884c\u3046\u3079\u304d\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\u30b9\u30ad\u30fc\u30de\u6700\u9069\u5316\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u6574\u5408\u6027\u306b\u95a2\u3059\u308b\u5c02\u9580\u30ac\u30a4\u30c9\u3067\u3059\u3002","breadcrumb":{"@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#primaryimage","url":"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg","contentUrl":"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg","width":1664,"height":928},{"@type":"BreadcrumbList","@id":"https:\/\/www.we-notes.com\/ja\/normalization-denormalization-erd-guide\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.we-notes.com\/ja\/"},{"@type":"ListItem","position":2,"name":"Q&A\uff1aER\u56f3\u306b\u304a\u3051\u308b\u6b63\u898f\u5316\u3068\u975e\u6b63\u898f\u5316\u306b\u95a2\u3059\u308b\u6700\u3082\u96e3\u3057\u3044\u8cea\u554f\u3078\u306e\u5bfe\u51e6"}]},{"@type":"WebSite","@id":"https:\/\/www.we-notes.com\/ja\/#website","url":"https:\/\/www.we-notes.com\/ja\/","name":"We Notes \u65e5\u672c\u8a9e\u2013 Collaborative AI Insights & Intelligence Hub","description":"","publisher":{"@id":"https:\/\/www.we-notes.com\/ja\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.we-notes.com\/ja\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Organization","@id":"https:\/\/www.we-notes.com\/ja\/#organization","name":"We Notes \u65e5\u672c\u8a9e\u2013 Collaborative AI Insights & Intelligence Hub","url":"https:\/\/www.we-notes.com\/ja\/","logo":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.we-notes.com\/ja\/#\/schema\/logo\/image\/","url":"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/03\/we-notes-logo.png","contentUrl":"https:\/\/www.we-notes.com\/ja\/wp-content\/uploads\/sites\/21\/2026\/03\/we-notes-logo.png","width":1042,"height":322,"caption":"We Notes \u65e5\u672c\u8a9e\u2013 Collaborative AI Insights & Intelligence Hub"},"image":{"@id":"https:\/\/www.we-notes.com\/ja\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.we-notes.com\/ja\/#\/schema\/person\/6fb9f9e55a3031c51049e541adf4642c","name":"vpadmin","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.we-notes.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.we-notes.com"],"url":"https:\/\/www.we-notes.com\/ja\/author\/vpadmin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/posts\/89","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/comments?post=89"}],"version-history":[{"count":0,"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/posts\/89\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/media\/90"}],"wp:attachment":[{"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/media?parent=89"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/categories?post=89"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.we-notes.com\/ja\/wp-json\/wp\/v2\/tags?post=89"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}