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Visual transformation from chaotic 'spaghetti schema' to organized entity-relationship structure with anti-pattern warnings and key takeaways for database governance.\" decoding=\"async\" src=\"https:\/\/www.we-notes.com\/wp-content\/uploads\/2026\/04\/reverse-engineer-database-erd-infographic-hand-drawn.jpg\"\/><\/figure>\n<\/div>\n<h2>\u306a\u305c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u4e71\u96d1\u306b\u306a\u308b\u306e\u304b 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\ud83e\uddf1<\/h2>\n<p>\u539f\u59cb\u30c7\u30fc\u30bf\u304c\u7406\u89e3\u3055\u308c\u305f\u3089\u3001\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u8ad6\u7406\u7684\u306a\u518d\u69cb\u6210\u3067\u3042\u308b\u3002\u3053\u308c\u306f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u7279\u5b9a\u3068\u3001\u5197\u9577\u6027\u3092\u6e1b\u3089\u3059\u305f\u3081\u306e\u6b63\u898f\u5316\u30eb\u30fc\u30eb\u306e\u9069\u7528\u3092\u542b\u3080\u3002<\/p>\n<h3>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u8b58\u5225<\/h3>\n<p>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u30c9\u30e1\u30a4\u30f3\u5185\u306e\u660e\u78ba\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u307e\u305f\u306f\u6982\u5ff5\u3092\u8868\u3059\u3002\u4e71\u96d1\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u304c\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u6563\u3089\u3070\u3063\u3066\u3044\u308b\u304b\u3001\u8aa4\u3063\u3066\u7d50\u5408\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/p>\n<ul>\n<li><strong>\u7c92\u5ea6\uff1a<\/strong>\u5404\u30c6\u30fc\u30d6\u30eb\u304c\u5358\u4e00\u306e\u6982\u5ff5\u3092\u8868\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002\u9867\u5ba2\u60c5\u5831\u3068\u6ce8\u6587\u60c5\u5831\u306e\u4e21\u65b9\u3092\u4fdd\u6301\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u6b63\u898f\u5316\u306e\u539f\u5247\u306b\u9055\u53cd\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3002<\/li>\n<li><strong>\u4e3b\u30ad\u30fc\uff1a<\/strong>\u5404\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u4e00\u610f\u306e\u8b58\u5225\u5b50\u3092\u8a2d\u5b9a\u3059\u308b\u3002\u5909\u66f4\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u81ea\u7136\u30ad\u30fc\uff08\u4f8b\uff1a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\uff09\u306f\u907f\u3051\u3066\u3001\u4ee3\u308f\u308a\u306b\u30b5\u30fc\u30ed\u30b2\u30fc\u30c8\u30ad\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li>\n<li><strong>\u547d\u540d\u898f\u5247\uff1a<\/strong>\u30c6\u30fc\u30d6\u30eb\u540d\u3092\u4e00\u8cab\u3057\u305f\u5f62\u5f0f\u306b\u7d71\u4e00\u3059\u308b\u3002\u4f8b\u3048\u3070\u3001\u5358\u6570\u540d\u8a5e\uff08\u4f8b\uff1a<code>\u9867\u5ba2<\/code> \u3067\u306f\u306a\u304f <code>\u9867\u5ba2\u305f\u3061<\/code>).<\/li>\n<\/ul>\n<h3>\u6b63\u898f\u5316\u306e\u9069\u7528<\/h3>\n<p>\u6b63\u898f\u5316\u3068\u306f\u3001\u5197\u9577\u6027\u3092\u6e1b\u3089\u3057\u3001\u6574\u5408\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u30c7\u30fc\u30bf\u3092\u6574\u7406\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3042\u308b\u3002\u7406\u8ad6\u4e0a\u306e\u6700\u5927\u5024\uff08\u30dc\u30a4\u30b9\u30fb\u30b3\u30c3\u30c9\u6b63\u898f\u5f62\uff09\u306b\u5230\u9054\u3059\u308b\u3053\u3068\u3092\u5e38\u306b\u76ee\u6307\u3059\u5fc5\u8981\u306f\u306a\u3044\u304c\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u7b2c\u4e09\u6b63\u898f\u5f62\uff083NF\uff09\u3092\u76ee\u6307\u3059\u3053\u3068\u304c\u5805\u5b9f\u306a\u57fa\u6e96\u3067\u3042\u308b\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5f62\u614b<\/th>\n<th>\u5b9a\u7fa9<\/th>\n<th>\u76ee\u7684<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u7b2c\u4e00\u6b63\u898f\u5f62\uff081NF\uff09<\/strong><\/td>\n<td>\u5217\u306b\u539f\u5b50\u5024\u3092\u4fdd\u6301\u3059\u308b\uff1b\u7e70\u308a\u8fd4\u3057\u30b0\u30eb\u30fc\u30d7\u304c\u306a\u3044\u3002<\/td>\n<td>\u5404\u30bb\u30eb\u304c\u5358\u4e00\u306e\u5024\u3092\u542b\u3080\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7b2c\u4e8c\u6b63\u898f\u5f62\uff082NF\uff09<\/strong><\/td>\n<td>1NF\u3092\u6e80\u305f\u3057\u3001\u90e8\u5206\u7684\u4f9d\u5b58\u95a2\u4fc2\u3092\u6392\u9664\u3059\u308b\u3002<\/td>\n<td>\u975e\u30ad\u30fc\u5c5e\u6027\u304c\u4e3b\u30ad\u30fc\u5168\u4f53\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7b2c\u4e09\u6b63\u898f\u5f62\uff083NF\uff09<\/strong><\/td>\n<td>2NF\u3092\u6e80\u305f\u3057\u3001\u63a8\u79fb\u7684\u4f9d\u5b58\u95a2\u4fc2\u3092\u9664\u53bb\u3059\u308b\u3002<\/td>\n<td>\u975e\u30ad\u30fc\u5c5e\u6027\u304c\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u306e\u307f\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30ea\u30d0\u30fc\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3092\u884c\u3046\u969b\u306b\u306f\u3001\u5024\u306e\u30ea\u30b9\u30c8\uff08\u4f8b\uff1a\u30bf\u30b0\u3092\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u683c\u7d0d\u3059\u308b\u6587\u5b57\u5217\uff09\u3092\u683c\u7d0d\u3059\u308b\u30ab\u30e9\u30e0\u3092\u63a2\u3057\u51fa\u3059\u3002\u3053\u308c\u3089\u306f1NF\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u3001\u7d50\u5408\u30c6\u30fc\u30d6\u30eb\u306b\u5225\u3005\u306e\u884c\u306b\u5206\u5272\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u540c\u69d8\u306b\u3001\u7570\u306a\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8a18\u8ff0\u3059\u308b\u5c5e\u6027\uff08\u4f8b\uff1a<code>product_name<\/code> \u304a\u3088\u3073 <code>vendor_address<\/code> \u540c\u3058\u30c6\u30fc\u30d6\u30eb\u5185\u306b\u3042\u308b\u3082\u306e\uff09\u306f\u30012NF\u304a\u3088\u30733NF\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u5225\u3005\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u5206\u96e2\u3059\u308b\u3079\u304d\u3067\u3042\u308b\u3002<\/p>\n<h2>\u30d5\u30a7\u30fc\u30ba3\uff1a\u95a2\u4fc2\u306e\u30de\u30c3\u30d4\u30f3\u30b0 \ud83d\udd17<\/h2>\n<p>\u95a2\u4fc2\u306f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u5b9a\u7fa9\u3059\u308b\u3002\u4e71\u96d1\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u95a2\u4fc2\u306f\u3057\u3070\u3057\u3070\u6697\u9ed9\u7684\u3067\u3042\u308b\u304b\u3001\u6b20\u843d\u3057\u3066\u3044\u308b\u3002\u3053\u306e\u30d5\u30a7\u30fc\u30ba\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u63a5\u7d9a\u306e\u57fa\u6570\u3068\u30aa\u30d7\u30b7\u30e7\u30ca\u30ea\u30c6\u30a3\u3092\u5b9a\u7fa9\u3059\u308b\u3002<\/p>\n<h3>\u57fa\u6570\u306e\u7a2e\u985e<\/h3>\n<ul>\n<li><strong>1\u5bfe1\uff081:1\uff09\uff1a<\/strong> \u30c6\u30fc\u30d6\u30ebA\u306e1\u30ec\u30b3\u30fc\u30c9\u304c\u3001\u30c6\u30fc\u30d6\u30ebB\u306e\u6b63\u78ba\u306b1\u30ec\u30b3\u30fc\u30c9\u3068\u95a2\u9023\u3059\u308b\u3002\u3053\u308c\u306f\u7a00\u3067\u3042\u308a\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u307e\u305f\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u7406\u7531\u3067\u5206\u5272\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/li>\n<li><strong>1\u5bfe\u591a\uff081:N\uff09\uff1a<\/strong> \u30c6\u30fc\u30d6\u30ebA\u306e1\u30ec\u30b3\u30fc\u30c9\u304c\u3001\u30c6\u30fc\u30d6\u30ebB\u306e\u8907\u6570\u306e\u30ec\u30b3\u30fc\u30c9\u3068\u95a2\u9023\u3059\u308b\u3002\u3053\u308c\u306f\u6700\u3082\u4e00\u822c\u7684\u306a\u95a2\u4fc2\u3067\u3042\u308b\uff08\u4f8b\uff1a1\u4eba\u306e\u9867\u5ba2\u304c\u8907\u6570\u306e\u6ce8\u6587\u3092\u51fa\u3059\uff09\u3002<\/li>\n<li><strong>\u591a\u5bfe\u591a\uff08M:N\uff09\uff1a<\/strong> \u30c6\u30fc\u30d6\u30ebA\u306e\u8907\u6570\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u3001\u30c6\u30fc\u30d6\u30ebB\u306e\u8907\u6570\u306e\u30ec\u30b3\u30fc\u30c9\u3068\u95a2\u9023\u3059\u308b\u3002\u3053\u308c\u306b\u306f\u4e2d\u9593\u306e\u7d50\u5408\u30c6\u30fc\u30d6\u30eb\u304c\u5fc5\u8981\u3068\u306a\u308b\uff08\u4f8b\uff1a\u751f\u5f92\u3068\u6388\u696d\uff09\u3002<\/li>\n<\/ul>\n<h3>\u591a\u5bfe\u591a\u95a2\u4fc2\u306e\u89e3\u6c7a<\/h3>\n<p>\u4e71\u96d1\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u3001\u591a\u5bfe\u591a\u95a2\u4fc2\u3092\u6271\u3046\u305f\u3081\u306b\u30c7\u30fc\u30bf\u3092\u8907\u88fd\u3059\u308b\u304b\u3001\u8907\u6570\u306e\u5916\u90e8\u30ad\u30fc\u5217\u3092\u542b\u3080\u5e83\u3044\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3088\u3046\u3068\u3059\u308b\u3002\u6b63\u3057\u3044\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u30d6\u30ea\u30c3\u30b8\u30c6\u30fc\u30d6\u30eb\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002<\/p>\n<ul>\n<li>2\u3064\u306e\u89aa\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u7279\u5b9a\u3059\u308b\u3002<\/li>\n<li>\u4e21\u89aa\u306e\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u3092\u542b\u3080\u65b0\u3057\u3044\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3002<\/li>\n<li>\u95a2\u4fc2\u81ea\u4f53\u306b\u95a2\u9023\u3059\u308b\u7279\u5b9a\u306e\u5c5e\u6027\u3092\u8ffd\u52a0\u3059\u308b\uff08\u4f8b\uff1a<code>enrollment_date<\/code> \u751f\u5f92-\u6388\u696d\u30d6\u30ea\u30c3\u30b8\u30c6\u30fc\u30d6\u30eb\u306b\u304a\u3051\u308b\u3082\u306e\uff09\u3002<\/li>\n<\/ul>\n<h2>\u30d5\u30a7\u30fc\u30ba4\uff1a\u5236\u7d04\u3068\u30c7\u30fc\u30bf\u6574\u5408\u6027 \ud83d\udd12<\/h2>\n<p>\u56f3\u304c\u793a\u3059\u30eb\u30fc\u30eb\u3092\u5f37\u5236\u3057\u306a\u3044\u306a\u3089\u3070\u3001\u7121\u610f\u5473\u3067\u3042\u308b\u3002\u7269\u7406\u7684\u5b9f\u88c5\u306f\u5236\u7d04\u3092\u901a\u3058\u3066\u8ad6\u7406\u8a2d\u8a08\u3092\u53cd\u6620\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n<ul>\n<li><strong>\u5916\u90e8\u30ad\u30fc\uff1a<\/strong>\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u3092\u660e\u793a\u7684\u306b\u5b9a\u7fa9\u3057\u3066\u3001\u5b64\u5150\u30ec\u30b3\u30fc\u30c9\u3092\u9632\u3050\u3002\u3053\u308c\u306b\u3088\u308a\u53c2\u7167\u6574\u5408\u6027\u304c\u81ea\u52d5\u7684\u306b\u78ba\u4fdd\u3055\u308c\u308b\u3002<\/li>\n<li><strong>\u4e00\u610f\u5236\u7d04\uff1a<\/strong>\u4e00\u610f\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u30ab\u30e9\u30e0\uff08\u4f8b\uff1a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3001\u30e6\u30fc\u30b6\u30fc\u540d\uff09\u306b\u4e00\u610f\u5236\u7d04\u3092\u9069\u7528\u3059\u308b\u3002<\/li>\n<li><strong>\u30c1\u30a7\u30c3\u30af\u5236\u7d04\uff1a<\/strong> \u30c1\u30a7\u30c3\u30af\u5236\u7d04\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u5f62\u5f0f\u3084\u7bc4\u56f2\u3092\u691c\u8a3c\u3057\u307e\u3059\uff08\u4f8b\uff1a<code>age &gt;= 0<\/code>).<\/li>\n<li><strong>NULL\u4e0d\u53ef\uff1a<\/strong>\u5fc5\u9808\u30d5\u30a3\u30fc\u30eb\u30c9\u3092<code>NOT NULL<\/code>\u3068\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u5b8c\u5168\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>\u30d5\u30a7\u30fc\u30ba5\uff1aERD\u306e\u53ef\u8996\u5316 \ud83c\udfa8<\/h2>\n<p>\u8ad6\u7406\u30e2\u30c7\u30eb\u304c\u78ba\u7acb\u3055\u308c\u308b\u3068\u3001\u305d\u308c\u3092\u53ef\u8996\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u5b9a\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306f\u3053\u308c\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u304c\u3001\u56f3\u793a\u306e\u539f\u5247\u306f\u4e00\u8cab\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u56f3\u793a\u306e\u6a19\u6e96<\/h3>\n<p>\u7570\u306a\u308b\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u56f3\u3092\u8aad\u307f\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306b\u3001\u8868\u8a18\u6cd5\u306e\u6a19\u6e96\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><strong>\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\u8868\u8a18\uff1a<\/strong>\u696d\u754c\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30ab\u30fc\u30c7\u30a3\u30ca\u30ea\u30c6\u30a3\u3092\u793a\u3059\u305f\u3081\u306b\u7279\u5b9a\u306e\u8a18\u53f7\u3092\u4f7f\u7528\u3057\u307e\u3059\uff08\u4f8b\uff1a\u300c1\u300d\u306b\u306f\u5358\u7dda\u3001\u300cmany\u300d\u306b\u306f\u30af\u30ed\u30a6\u30ba\u30d5\u30c3\u30c8\uff09\u3002<\/li>\n<li><strong>UML\u30af\u30e9\u30b9\u56f3\uff1a<\/strong>\u30dc\u30c3\u30af\u30b9\u3068\u77e2\u5370\u3092\u4f7f\u7528\u3057\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a2d\u8a08\u306b\u7cbe\u901a\u3057\u305f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u8005\u306b\u597d\u307e\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u30c1\u30a7\u30f3\u8868\u8a18\uff1a<\/strong>\u95a2\u4fc2\u6027\u306b\u306f\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3001\u5b66\u8853\u7684\u74b0\u5883\u3067\u4e00\u822c\u7684\u3067\u3059\u304c\u3001\u73fe\u4ee3\u306e\u4f01\u696d\u30c4\u30fc\u30eb\u3067\u306f\u3042\u307e\u308a\u4f7f\u7528\u3055\u308c\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<h3>\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n<ul>\n<li><strong>\u30b0\u30eb\u30fc\u30d7\u5316\uff1a<\/strong>\u95a2\u9023\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u3092\u307e\u3068\u3081\u3066\u914d\u7f6e\u3057\u307e\u3059\uff08\u4f8b\uff1a\u3059\u3079\u3066\u306eOrder\u30c6\u30fc\u30d6\u30eb\u30921\u3064\u306e\u9818\u57df\u306b\uff09\u8ad6\u7406\u7684\u306a\u30c9\u30e1\u30a4\u30f3\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u6d41\u308c\u306e\u65b9\u5411\uff1a<\/strong>\u56f3\u3092\u5de6\u304b\u3089\u53f3\u3001\u307e\u305f\u306f\u4e0a\u304b\u3089\u4e0b\u3078\u3068\u8ad6\u7406\u7684\u306b\u6d41\u308c\u304c\u751f\u3058\u308b\u3088\u3046\u306b\u914d\u7f6e\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u53ef\u8aad\u6027\uff1a<\/strong>\u30c6\u30fc\u30d6\u30eb\u540d\u304c\u660e\u78ba\u306b\u898b\u3048\u308b\u3088\u3046\u306b\u3057\u3001\u7dda\u306e\u4ea4\u5dee\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h2>\u30d5\u30a7\u30fc\u30ba6\uff1a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u4f5c\u6210\u3068\u4fdd\u5b88 \ud83d\udcdd<\/h2>\n<p>\u9759\u7684\u306a\u56f3\u306f\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u9577\u671f\u7684\u306a\u4fa1\u5024\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30b3\u30fc\u30c9\u3068\u4e26\u884c\u3057\u3066\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u7dad\u6301\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30b9\u30ad\u30fc\u30de\u30b3\u30e1\u30f3\u30c8<\/h3>\n<p>\u30ab\u30e9\u30e0\u304a\u3088\u3073\u30c6\u30fc\u30d6\u30eb\u306e\u30b3\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001<code>status<\/code>\u3068\u3044\u3046\u540d\u524d\u306e\u30ab\u30e9\u30e0\u306b\u306f\u3001\u6709\u52b9\u306a\u5024\u306b\u3064\u3044\u3066\u8aac\u660e\u3059\u308b\u30b3\u30e1\u30f3\u30c8\u3092\u4ed8\u3051\u308b\u3079\u304d\u3067\u3059\uff08\u4f8b\uff1a\u300c0: \u4fdd\u7559\u4e2d\u30011: \u627f\u8a8d\u6e08\u307f\u30012: \u62d2\u5426\u300d\uff09\u3002<\/p>\n<h3>\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406<\/h3>\n<p>ERD\u304a\u3088\u3073\u30b9\u30ad\u30fc\u30de\u5b9a\u7fa9\u30d5\u30a1\u30a4\u30eb\u3092\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306b\u4fdd\u5b58\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u5909\u66f4\u3092\u8ffd\u8de1\u3067\u304d\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5143\u306b\u623b\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u60aa\u7fd2\u6163 \ud83d\udeab<\/h3>\n<p>\u6574\u7406\u4f5c\u696d\u4e2d\u306b\u3001\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\u306b\u6ce8\u610f\u3092\u6255\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u60aa\u7fd2\u6163<\/th>\n<th>\u554f\u984c\u70b9<\/th>\n<th>\u89e3\u6c7a\u7b56<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u6c4e\u7528\u30c7\u30fc\u30bf\u30ab\u30e9\u30e0<\/strong><\/td>\n<td>\u6b21\u306e\u3088\u3046\u306a\u30ab\u30e9\u30e0\u3092\u4f7f\u7528\u3059\u308b\uff1a<code>col1<\/code>, <code>col2<\/code>\u67d4\u8edf\u306a\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u305f\u3081\u306b\u3002<\/td>\n<td>JSON\u30ab\u30e9\u30e0\u307e\u305f\u306f\u65b0\u3057\u3044\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30c6\u30fc\u30d6\u30eb\u306b\u7f6e\u304d\u63db\u3048\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8907\u5408\u30ad\u30fc<\/strong><\/td>\n<td>\u8907\u6570\u306e\u30ab\u30e9\u30e0\u3092\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u3002<\/td>\n<td>\u30b7\u30f3\u30d7\u30eb\u3055\u3092\u91cd\u8996\u3057\u3066\u3001\u30b5\u30ed\u30b2\u30fc\u30c8\u30ad\u30fc\uff08\u81ea\u52d5\u5897\u5206\u6574\u6570\uff09\u3092\u512a\u5148\u3059\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u9ad8\u901f\u5316\u306e\u305f\u3081\u306e\u975e\u6b63\u898f\u5316<\/strong><\/td>\n<td>\u7d50\u5408\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u30c7\u30fc\u30bf\u3092\u8907\u88fd\u3059\u308b\u3002<\/td>\n<td>\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u306b\u3088\u3063\u3066\u305d\u308c\u4ee5\u5916\u304c\u8a3c\u660e\u3055\u308c\u306a\u3044\u9650\u308a\u3001\u7d50\u5408\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30b3\u30b9\u30c8\u3092\u53d7\u3051\u5165\u308c\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u30d5\u30a7\u30fc\u30ba7\uff1a\u691c\u8a3c\u3068\u30c6\u30b9\u30c8 \u2705<\/h2>\n<p>\u518d\u69cb\u7bc9\u5f8c\u3001\u65b0\u3057\u3044\u30b9\u30ad\u30fc\u30de\u306f\u65e2\u5b58\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u691c\u8a3c\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n<ul>\n<li><strong>\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30b9\u30af\u30ea\u30d7\u30c8\uff1a<\/strong>\u53e4\u3044\u30b9\u30ad\u30fc\u30de\u304b\u3089\u65b0\u3057\u3044\u30b9\u30ad\u30fc\u30de\u3078\u30c7\u30fc\u30bf\u3092\u79fb\u52d5\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u66f8\u304f\u3002\u79fb\u884c\u4e2d\u306b\u30c7\u30fc\u30bf\u304c\u5931\u308f\u308c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n<li><strong>\u53c2\u7167\u6574\u5408\u6027\u306e\u78ba\u8a8d\uff1a<\/strong>\u3059\u3079\u3066\u306e\u5916\u90e8\u30ad\u30fc\u304c\u6709\u52b9\u306a\u89aa\u30ec\u30b3\u30fc\u30c9\u3092\u6307\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u3002<\/li>\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c6\u30b9\u30c8\uff1a<\/strong>\u65b0\u3057\u3044\u30b9\u30ad\u30fc\u30de\u306b\u5bfe\u3057\u3066\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u3001\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u8a31\u5bb9\u7bc4\u56f2\u5185\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n<li><strong>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u306e\u30ec\u30d3\u30e5\u30fc\uff1a<\/strong>\u30d3\u30b8\u30cd\u30b9\u30e6\u30fc\u30b6\u30fc\u306b\u56f3\u3092\u63d0\u793a\u3057\u3001\u305d\u308c\u304c\u5f7c\u3089\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u6b63\u78ba\u306b\u53cd\u6620\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n<\/ul>\n<h2>\u6700\u7d42\u7684\u306a\u8003\u5bdf 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