{"id":11316,"date":"2026-07-08T11:44:22","date_gmt":"2026-07-08T03:44:22","guid":{"rendered":"https:\/\/www.cybermedian.com\/ja\/comprehensive-guide-to-dfd-logical-vs-physical-with-graphviz-examples\/"},"modified":"2026-09-03T23:27:12","modified_gmt":"2026-09-03T15:27:12","slug":"comprehensive-guide-to-dfd-logical-vs-physical-with-graphviz-examples","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/ja\/comprehensive-guide-to-dfd-logical-vs-physical-with-graphviz-examples\/","title":{"rendered":"DFD \u5b8c\u5168\u30ac\u30a4\u30c9\uff1a\u8ad6\u7406\u30e2\u30c7\u30eb\u3068\u7269\u7406\u30e2\u30c7\u30eb\u306e\u6bd4\u8f03\u3068 Graphviz \u306e\u4f7f\u7528\u4f8b"},"content":{"rendered":"<p><iframe allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\" class=\"__youtube_prefs__ epyt-is-override no-lazyload\" data-no-lazy=\"1\" data-origheight=\"456\" data-origwidth=\"810\" data-skipgform_ajax_framebjll=\"\" height=\"456\" id=\"_ytid_25837\" loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/OOPBmkcdJKo?enablejsapi=1&amp;autoplay=0&amp;cc_load_policy=0&amp;cc_lang_pref=&amp;iv_load_policy=1&amp;loop=0&amp;modestbranding=0&amp;rel=1&amp;fs=1&amp;playsinline=0&amp;autohide=2&amp;theme=dark&amp;color=red&amp;controls=1&amp;\" title=\"YouTube player\" width=\"810\"><\/iframe><\/p>\n<h2>1. \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u306e\u6982\u8981<\/h2>\n<p>\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u306f\u3001\u30c7\u30fc\u30bf\u304c\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u5185\u3092\u3069\u306e\u3088\u3046\u306b\u79fb\u52d5\u3059\u308b\u304b\u3092\u793a\u3059\u56f3\u5f62\u7684\u8868\u73fe\u3067\u3059\u3002\u4ee5\u4e0b\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li>\u30c7\u30fc\u30bf\u306e\u51fa\u6240\u3068\u5b9b\u5148<\/li>\n<li>\u30c7\u30fc\u30bf\u304c\u3069\u306e\u3088\u3046\u306b\u51e6\u7406\u3055\u308c\u308b\u304b<\/li>\n<li>\u30c7\u30fc\u30bf\u304c\u3069\u3053\u306b\u4fdd\u5b58\u3055\u308c\u308b\u304b<\/li>\n<li>\u30b7\u30b9\u30c6\u30e0\u3068\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u4eba\u7269\u3001\u7d44\u7e54\u3001\u307e\u305f\u306f\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ul>\n<p id=\"EcYDADG\"><img alt=\"\u8ad6\u7406\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u3068\u7269\u7406\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u306e\u9055\u3044\u3092\u793a\u3059\u6bd4\u8f03\u30a4\u30f3\u30d5\u30a9\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3002\" class=\"alignnone size-full wp-image-19316\" decoding=\"async\" height=\"572\" loading=\"lazy\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc7473f087.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc7473f087.png 1024w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc7473f087-300x168.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc7473f087-768x429.png 768w\" width=\"1024\"\/><\/p>\n<hr\/>\n<h2>2. \u4e3b\u8981\u306a\u6982\u5ff5<\/h2>\n<h3>\u57fa\u672c\u8981\u7d20<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u8981\u7d20<\/th>\n<th>\u8a18\u53f7<\/th>\n<th>\u76ee\u7684<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/strong><\/td>\n<td>\u9577\u65b9\u5f62<\/td>\n<td>\u30c7\u30fc\u30bf\u3092\u9001\u53d7\u4fe1\u3059\u308b\u4eba\u7269\u3001\u7d44\u7e54\u3001\u307e\u305f\u306f\u30b7\u30b9\u30c6\u30e0<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30d7\u30ed\u30bb\u30b9<\/strong><\/td>\n<td>\u5186\/\u6955\u5186<\/td>\n<td>\u5165\u529b\u30c7\u30fc\u30bf\u3092\u51fa\u529b\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2<\/strong><\/td>\n<td>\u958b\u3044\u305f\u9577\u65b9\u5f62<\/td>\n<td>\u6c38\u7d9a\u7684\u306a\u30c7\u30fc\u30bf\u4fdd\u5b58\u306e\u305f\u3081\u306e\u30ea\u30dd\u30b8\u30c8\u30ea<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc<\/strong><\/td>\n<td>\u77e2\u5370<\/td>\n<td>\u30c7\u30fc\u30bf\u306e\u79fb\u52d5\u65b9\u5411\u3092\u793a\u3059<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>DFD \u306e\u30ec\u30d9\u30eb<\/h3>\n<ol>\n<li><strong>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\uff08\u30ec\u30d9\u30eb 0\uff09<\/strong>: \u6700\u9ad8\u30ec\u30d9\u30eb\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5883\u754c\u3068\u4e3b\u8981\u306a\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u793a\u3059<\/li>\n<li><strong>\u30ec\u30d9\u30eb 1<\/strong>: \u4e3b\u8981\u306a\u30b5\u30d6\u30d7\u30ed\u30bb\u30b9\u306b\u30e1\u30a4\u30f3\u30d7\u30ed\u30bb\u30b9\u3092\u5206\u89e3\u3059\u308b<\/li>\n<li><strong>\u30ec\u30d9\u30eb 2+<\/strong>: \u8a73\u7d30\u306a\u30d7\u30ed\u30bb\u30b9\u3092\u793a\u3059\u3055\u3089\u306a\u308b\u5206\u89e3<\/li>\n<\/ol>\n<hr\/>\n<h2>3. \u8ad6\u7406 DFD \u3068\u7269\u7406 DFD<\/h2>\n<h3>\u8ad6\u7406 DFD<\/h3>\n<p id=\"yFElbTX\"><img alt=\"\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3084\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u5236\u7d04\u306b\u4f9d\u5b58\u3057\u306a\u3044\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3068\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3092\u793a\u3059\u8ad6\u7406DFD\u56f3\u3002\" class=\"alignnone size-full wp-image-19327\" decoding=\"async\" height=\"627\" loading=\"lazy\" sizes=\"auto, (max-width: 627px) 100vw, 627px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4e28ba4cd22.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4e28ba4cd22.png 627w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4e28ba4cd22-300x300.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4e28ba4cd22-150x150.png 150w\" width=\"627\"\/><\/p>\n<p>A <strong>\u8ad6\u7406 DFD<\/strong>\uff08\u300c\u57fa\u672c\u30e2\u30c7\u30eb\u300d\u3068\u3082\u547c\u3070\u308c\u308b\uff09\u306f\u3001\u6b21\u306e\u70b9\u306b\u7126\u70b9\u3092\u5f53\u3066\u307e\u3059\uff1a<\/p>\n<ul>\n<li><strong>\u4f55\uff08WHAT\uff09<\/strong>\u30b7\u30b9\u30c6\u30e0\u304c\u4f55\u3092\u884c\u3046\u304b<\/li>\n<li>\u696d\u52d9\u6d3b\u52d5\u3068\u60c5\u5831\u8981\u4ef6<\/li>\n<li>\u5b9f\u88c5\u6280\u8853\u306b\u4f9d\u5b58\u3057\u306a\u3044<\/li>\n<\/ul>\n<p><strong>\u7279\u5fb4\uff1a<\/strong><\/p>\n<ul>\n<li>\u696d\u52d9\u64cd\u4f5c\u3068\u30d7\u30ed\u30bb\u30b9\u3092\u793a\u3059<\/li>\n<li>\u6280\u8853\u56fa\u6709\u306e\u8a73\u7d30\u306f\u542b\u307e\u308c\u306a\u3044<\/li>\n<li>\u3088\u308a\u62bd\u8c61\u7684\u3067\u30e6\u30fc\u30b6\u30fc\u4e2d\u5fc3<\/li>\n<li>\u696d\u52d9\u8981\u4ef6\u306e\u7406\u89e3\u3092\u652f\u63f4\u3059\u308b<\/li>\n<\/ul>\n<h3>\u7269\u7406 DFD<\/h3>\n<p id=\"vTzCKpc\"><img alt=\"\u7269\u7406DFD\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff08\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3001\u4eba\u3001\u6280\u8853\u7684\u5236\u7d04\uff09\u3092\u793a\u3059\u56f3\u3002\" class=\"alignnone size-full wp-image-19328\" decoding=\"async\" height=\"626\" loading=\"lazy\" sizes=\"auto, (max-width: 626px) 100vw, 626px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4e28c904788.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4e28c904788.png 626w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4e28c904788-300x300.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4e28c904788-150x150.png 150w\" width=\"626\"\/><\/p>\n<p>A <strong>\u7269\u7406 DFD<\/strong>\uff08\u300c\u5b9f\u88c5\u30e2\u30c7\u30eb\u300d\u3068\u3082\u547c\u3070\u308c\u308b\uff09\u306f\u3001\u6b21\u306e\u70b9\u306b\u7126\u70b9\u3092\u5f53\u3066\u307e\u3059\uff1a<\/p>\n<ul>\n<li><strong>\u3069\u306e\u3088\u3046\u306b\uff08HOW\uff09<\/strong>\u30b7\u30b9\u30c6\u30e0\u304c\u3069\u306e\u3088\u3046\u306b\u5b9f\u88c5\u3055\u308c\u308b\u304b<\/li>\n<li>\u6280\u8853\u8a73\u7d30\u3068\u5236\u7d04<\/li>\n<li>\u7279\u5b9a\u306e\u6280\u8853\u3068\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ul>\n<p><strong>\u7279\u5fb4\uff1a<\/strong><\/p>\n<ul>\n<li>\u5b9f\u969b\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3001\u304a\u3088\u3073\u4eba\u54e1\u3092\u793a\u3059<\/li>\n<li>\u5b9f\u88c5\u8a73\u7d30\u3092\u542b\u3080<\/li>\n<li>\u3088\u308a\u5177\u4f53\u7684\u3067\u958b\u767a\u8005\u4e2d\u5fc3<\/li>\n<li>\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u3068\u5c55\u958b\u3092\u652f\u63f4\u3059\u308b<\/li>\n<\/ul>\n<h3>\u6bd4\u8f03\u8868<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u5074\u9762<\/th>\n<th>\u8ad6\u7406\u7684 DFD<\/th>\n<th>\u7269\u7406\u7684 DFD<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u7126\u70b9<\/strong><\/td>\n<td>\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6<\/td>\n<td>\u5b9f\u88c5<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8ab0<\/strong><\/td>\n<td>\u30d3\u30b8\u30cd\u30b9\u30a2\u30ca\u30ea\u30b9\u30c8\u3001\u30e6\u30fc\u30b6\u30fc<\/td>\n<td>\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u8005\u3001\u958b\u767a\u8005<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30ec\u30d9\u30eb<\/strong><\/td>\n<td>\u9ad8\u30ec\u30d9\u30eb\u3001\u62bd\u8c61\u7684<\/td>\n<td>\u8a73\u7d30\u3001\u5177\u4f53\u7684<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong><\/td>\n<td>\u30d3\u30b8\u30cd\u30b9\u30d7\u30ed\u30bb\u30b9<\/td>\n<td>\u6280\u8853\u30d7\u30ed\u30bb\u30b9<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2<\/strong><\/td>\n<td>\u6982\u5ff5\u7684\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/td>\n<td>\u7269\u7406\u30d5\u30a1\u30a4\u30eb\/\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/strong><\/td>\n<td>\u30d3\u30b8\u30cd\u30b9\u30ed\u30fc\u30eb<\/td>\n<td>\u5b9f\u969b\u306e\u30b7\u30b9\u30c6\u30e0\/\u30c7\u30d0\u30a4\u30b9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h2>4. DFD \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<br \/>\n<img alt=\"\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u8a18\u53f7 - EdrawMax\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/dfd-basic-symbol.jpg\"\/><\/h2>\n<h3>\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/h3>\n<ul>\n<li>\u30c7\u30fc\u30bf\u306e\u30bd\u30fc\u30b9\u3068\u5b9b\u5148<\/li>\n<li>\u30b7\u30b9\u30c6\u30e0\u5883\u754c\u306e\u5916\u5074<\/li>\n<li>\u540d\u8a5e\u3067\u547d\u540d<\/li>\n<\/ul>\n<h3>\u30d7\u30ed\u30bb\u30b9<\/h3>\n<ul>\n<li>\u5165\u529b\u3092\u51fa\u529b\u306b\u5909\u63db\u3059\u308b<\/li>\n<li>\u52d5\u8a5e\uff0b\u540d\u8a5e\u3067\u547d\u540d<\/li>\n<li>\u8b58\u5225\u306e\u305f\u3081\u306b\u756a\u53f7\u4ed8\u3051<\/li>\n<\/ul>\n<h3>\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2<\/h3>\n<ul>\n<li>\u6c38\u7d9a\u7684\u306a\u30c7\u30fc\u30bf\u30ea\u30dd\u30b8\u30c8\u30ea<\/li>\n<li>\u540d\u8a5e\u3067\u547d\u540d\u3059\u308b<\/li>\n<li>D1, D2, D3\u2026\u3068\u3044\u3046\u756a\u53f7\u4ed8\u3051<\/li>\n<\/ul>\n<h3>\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc<\/h3>\n<ul>\n<li>\u30c7\u30fc\u30bf\u306e\u79fb\u52d5\u3092\u793a\u3059<\/li>\n<li>\u8aac\u660e\u7684\u306a\u30e9\u30d9\u30eb\u3067\u547d\u540d\u3059\u308b<\/li>\n<li>\u77e2\u5370\u306e\u65b9\u5411\u304c\u30d5\u30ed\u30fc\u3092\u793a\u3059<\/li>\n<\/ul>\n<hr\/>\n<h2>5. Graphviz \u3092\u7528\u3044\u305f\u5b9f\u50cd\u4f8b<\/h2>\n<h3>\u4f8b 1: \u30db\u30c6\u30eb\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\uff08\u8ad6\u7406 DFD\uff09<\/h3>\n<p id=\"WGcAFhu\"><img alt=\"\u30b2\u30b9\u30c8\u3001\u30b9\u30bf\u30c3\u30d5\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9593\u306e\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3092\u793a\u3059\u30db\u30c6\u30eb\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306e\u8ad6\u7406DFD\u3002\" class=\"alignnone size-full wp-image-19312\" decoding=\"async\" height=\"873\" loading=\"lazy\" sizes=\"auto, (max-width: 1917px) 100vw, 1917px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc5d6c7cab.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc5d6c7cab.png 1917w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc5d6c7cab-300x137.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc5d6c7cab-1024x466.png 1024w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc5d6c7cab-768x350.png 768w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc5d6c7cab-1536x699.png 1536w\" width=\"1917\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" 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href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Graphviz<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-graphviz\"><code class=\"language-graphviz\" data-language=\"graphviz\" class=\"language-graphviz\">digraph HotelMIS_DFD_Logical {\r\n    \/\/ --- GRAPH STYLE ---\r\n    graph [\r\n        rankdir = LR\r\n        splines = true\r\n        overlap = false\r\n        nodesep = 0.6\r\n        ranksep = 1.0\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 12\r\n    ]\r\n\r\n    \/\/ --- NODE STYLES ---\r\n    node [\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 11\r\n        penwidth = 1.5\r\n    ]\r\n\r\n    \/\/ External Entities\r\n    node [shape = box, style = \"filled\", fillcolor = \"#E1F5FE\", color = \"#0288D1\"] \r\n    Guest;\r\n    Staff;\r\n\r\n    \/\/ --- SYSTEM BOUNDARY ---\r\n    subgraph cluster_SystemBoundary {\r\n        label = \"Hotel MIS System Boundary\";\r\n        fontname = \"Helvetica,Arial,sans-serif\";\r\n        fontcolor = \"#757575\";\r\n        fontsize = 14;\r\n        color = \"#757575\";\r\n        style = \"dashed,rounded\";\r\n        bgcolor = \"#FAFAFA\";\r\n        margin = 20;\r\n\r\n        \/\/ Processes\r\n        node [shape = circle, style = \"filled\", fillcolor = \"#E8F5E9\", color = \"#388E3C\", fixedsize = true, width = 1.3]\r\n        P1 [label=\"1.0nManagenReservations\"];\r\n        P2 [label=\"2.0nCheck-In\/nOut\"];\r\n        P3 [label=\"3.0nManagenInventory\"];\r\n\r\n        \/\/ Data Stores\r\n        node [shape = record, style = \"filled\", fillcolor = \"#FFF9C4\", color = \"#FBC02D\", fixedsize = false]\r\n        ReservationsDS [label=\"{ &lt;id&gt; D1 | ReservationsnDatabase }\"];\r\n        RoomsDS        [label=\"{ &lt;id&gt; D2 | Room StatusnDatabase }\"];\r\n        InventoryDS    [label=\"{ &lt;id&gt; D3 | InventorynDatabase }\"];\n    }\r\n\r\n    \/\/ --- EDGE STYLES ---\r\n    edge [\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 9\r\n        color = \"#555555\"\r\n        arrowsize = 0.8\r\n    ]\r\n\r\n    \/\/ --- DATA FLOWS ---\r\n    \r\n    \/\/ Guest Interactions\r\n    Guest -&gt; P1 [label=\"Booking Request\"];\r\n    P1 -&gt; Guest [label=\"Confirmation\"];\r\n\r\n    Guest -&gt; P2 [label=\"Arrival\"];\r\n    P2 -&gt; Guest [label=\"Room Key\/Receipt\"];\r\n\r\n    \/\/ Staff Interactions\r\n    Staff -&gt; P3 [label=\"Update Inventory\"];\r\n    P3 -&gt; Staff [label=\"Alerts\/Reports\"];\r\n\r\n    \/\/ Process to Data Store\r\n    P1 -&gt; ReservationsDS [label=\"New Reservation\"];\r\n    ReservationsDS -&gt; P1 [label=\"Check Availability\"];\r\n    \r\n    P1 -&gt; RoomsDS [label=\"Room Details Request\"];\r\n    RoomsDS -&gt; P1 [label=\"Available Rooms\"];\r\n    \r\n    P2 -&gt; RoomsDS [label=\"Room Status Update\"];\r\n    RoomsDS -&gt; P2 [label=\"Room Information\"];\r\n    \r\n    P2 -&gt; P3 [label=\"Stay Details\"];\r\n    P3 -&gt; InventoryDS [label=\"Stock Update\"];\r\n    InventoryDS -&gt; P3 [label=\"Stock Levels\"];\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNqtVFtvGjsQfo\/U\/2DRV0hgKT1EaSsRdjeJSi6CVFVUocjsDmDF2BzbkHDS\/PeOd2HtXZJzUY95AGa+uX1zSdlM0eWcnEsD\/PJidB\/G4f1AzlhCOXl+d0DwHR2RRqNBzoa9m3Myur0bRPZ\/rsutf+R\/7FNUPKRMkc9kMHRSveRMgEapUStwcrkGxekS5VPKtacQMgUNVtE8\/Fj2notbh00nnkphBF0AymvnwNdgMP96TzHK65oK3dCg2LRWNtDsL2vQCnLx+N1Bqdyr6zDKqx25cm1afrW\/FbjlxEsQjyw186ywzn5C0ZMBJbAlkTDMMNB+OnpOl9bhRD7ViTYbnqUzZZxDWqsT+yORXNqe1N5HrbgTRyh2ombQ7Yat2pjkTs9WoM1J\/ntk6HR6UmFmdDe6jS7J6fW3q7A3vHPs6NUkn4eErzQmfD\/a4NfiVK5EStVmN0\/2cToBnrFmB4\/g5JEcTHbo2sl\/prli4Sr8o2M\/Vf2uDx88+d\/ZFNSmVM8hrSubKVLsQSYz5yDu2Y+vXVA1YwKVQbPgdMvrjZIJaL1r7H5zE6YSDv+iv924Ex2X+tvudqN2P0M+Qbqt2u5hnbiha49d5JsW+ZE16HMN10xcUkFnIIa4kGpNDZNC18ZeWTdBAQ8Q3p9D8tC4EEfiemXKwHYBbDu\/F2INwkjs+LjKSkgNxRmU6m1eFCRSpf\/MSxzHx\/0PJV7i034zCCu8ZHfI48KvOhwV+T+TTyz9QsIW+VmCCJvyhGogL6XSh1IurP32Vd0E1g1C7MKZ1ZteCqpyT1UvbfRSQMo+MhcvlUWOwrP9Ewfp7H87ccevLVYne54BVUo+bi2ah93Xz3HYu+2ReHD93Uu1AGQnC0vHm0OTrA\/eKSONL\/5En0r5wMQMu\/an1Rb8IgSBucUO25diytQia603nc6tm\/yeUmxNuXMX7LvLOvwVNkdDSIAtjecSi8hu7StF5HIbza3Pt2VKDZDy6mxXDJG5SZEaB2U0Bl1K\/C4H3d4dYqS3bD4hb8z\/FTz6qiJ+BV6mPrsMpLemDAWMM+PyLoXc7kqJthAMmum9tu3A5UjbGHgRMn01TPBmmHz\/SM7vq0GCssGFmEp\/QqpRvKah782ujkrD\/MV2cIlsVTLxgVXvFj6ANWTeD15+AaLCs7U=\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNqtVG1v2jAQ\/l6p\/8FiX6GFUDaqrpUoSdpq9EXQaapaVJnkAKvGZrahZVv\/++wkxE6ge9FmPgDn5567e853MZkIPJ+ic66AXl4MHv3Qf+zxCYkwRd93d5A++\/uoVquhs37n5hwNbu96gfmf3qXe9+kfcwRmTzER6Bj1+tYq55QwkNqqxAKsnS9BUDzX9jGm0rlgPAYJ5qK+977Inpobe3VrHnOmGJ6BtlfOgS5B6fyrHUEwrUrMZE2CIONK0UGSb8ah4aXm4e5Oodyraz9Iqx3Yck1abrX\/FLhhzXNgzyRW06Sw1mZCwYsCwXRLAqaIIiDddOQUzw3hiL9UkVQrmqQzJpRCXKki8yPilJueVN4FjbAVBtpsTXWv3fYblSFKSc8WINVR+nug8Hh8VFJmcDe4DS7R6fXnK7\/Tv7PqyMUofQ8RXUid8ONgpb9mp3zBYixW6\/dkDsUjoIlq5uEh\/fJQCkZrdOXor2UuedgKP7TMp3y\/7sOBY\/+VTy5tjOUU4qowmWqJHchoYgnCjvm4tzMsJoTpS6+ea5rpeiN4BFKuG7vZ3IiIiMIf9LcdtoLDQn+b7XbQ7CbIF4izqs0cVpF9dM2hjXzTQPdJg44reswe2CVmeAIPrK9HUiyxIpzJytAp7MbLHTzj0J1C9FS7YPsP7HqhitBmDm263BdsCUxx3fdhWRsfK6xfIhdvqyMg4iL+vTphGB52DwrqhKfduueX1Em2kaOIW7k\/yCv4jj6S+AT5DfSjAHlgJucRloBeC9X3OZ8ZguyUeTzDoyFm7tTibZpcrJSqTNPUNDlkK8lraaQD\/2xz2UE8+W\/L7nDbiLWS4zhgIfhz5lHfa29fzH7ntoPC3vUXJ9UckCwvXbzePjhKeuEsNVQ7cd\/2KedPhE10576a21wcDdHA1GON7XI2JmKWtNd5oZbWTkBHCLLE1NJ5m3RJkz\/Bar8PEZC5cih1EcnW3VJEajfR7BB9nsdYASqOTzZoGpm65KlREErqoHOuv4tBsw2EFHcGzhXkjRm4gmf3Ko9fghelTxYE6iwx0QZCibJ5F0Jm41KQzQel3eRG29bgYqQsht4KyX05jPdmmHQEUarv1iBe0eGCjbn7QspRnKZp7tW6jlLD3NG2cK7VKmXiAsvsBt6DJWTsrz8BDlW3Cw==\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h3>\u4f8b 2: \u8ad6\u7406 DFD \u2013 \u56f3\u66f8\u9928\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0<\/h3>\n<p id=\"lnWBvyo\"><img alt=\"\u30d7\u30ed\u30bb\u30b9\u3001\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u3001\u30d5\u30ed\u30fc\u3092\u793a\u3059\u56f3\u66f8\u9928\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306e\u8ad6\u7406DFD\u3002\" class=\"alignnone size-full wp-image-19313\" decoding=\"async\" height=\"872\" loading=\"lazy\" sizes=\"auto, (max-width: 1916px) 100vw, 1916px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc609341c3.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc609341c3.png 1916w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc609341c3-300x137.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc609341c3-1024x466.png 1024w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc609341c3-768x350.png 768w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc609341c3-1536x699.png 1536w\" width=\"1916\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Graphviz<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-graphviz\"><code class=\"language-graphviz\" data-language=\"graphviz\" class=\"language-graphviz\">digraph LibrarySystem_Logical {\r\n    \/\/ --- GRAPH STYLE ---\r\n    graph [\r\n        rankdir = TB\r\n        splines = true\r\n        nodesep = 0.5\r\n        ranksep = 0.8\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 12\r\n    ]\r\n\r\n    \/\/ --- NODE STYLES ---\r\n    node [\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 11\r\n        penwidth = 1.5\r\n    ]\r\n\r\n    \/\/ External Entities\r\n    node [shape = box, style = \"filled\", fillcolor = \"#E1F5FE\", color = \"#0288D1\"]\r\n    Member;\r\n    Librarian;\r\n\r\n    \/\/ --- SYSTEM BOUNDARY ---\r\n    subgraph cluster_LibrarySystem {\r\n        label = \"Library System (Logical)\";\r\n        style = \"dashed,rounded\";\r\n        color = \"#757575\";\r\n        bgcolor = \"#FAFAFA\";\r\n        margin = 20;\r\n\r\n        \/\/ Processes\r\n        node [shape = circle, style = \"filled\", fillcolor = \"#E8F5E9\", color = \"#388E3C\", width = 1.4]\r\n        P1 [label=\"1.0nManagenCatalog\"];\r\n        P2 [label=\"2.0nProcessnBorrowing\"];\r\n        P3 [label=\"3.0nHandlenReturns\"];\r\n\r\n        \/\/ Data Stores\r\n        node [shape = record, style = \"filled\", fillcolor = \"#FFF9C4\", color = \"#FBC02D\"]\r\n        CatalogDS [label=\"{ &lt;id&gt; D1 | BooknCatalog }\"];\r\n        TransactionsDS [label=\"{ &lt;id&gt; D2 | BorrowingnRecords }\"];\r\n        MemberDS [label=\"{ &lt;id&gt; D3 | MembernDatabase }\"];\n    }\r\n\r\n    \/\/ --- EDGE STYLES ---\r\n    edge [\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 9\r\n        color = \"#555555\"\r\n        arrowsize = 0.8\r\n    ]\r\n\r\n    \/\/ --- DATA FLOWS ---\r\n    \r\n    \/\/ Member Interactions\r\n    Member -&gt; P1 [label=\"Search Books\"];\r\n    P1 -&gt; Member [label=\"Search Results\"];\r\n    \r\n    Member -&gt; P2 [label=\"Borrow Request\"];\r\n    P2 -&gt; Member [label=\"Borrow Confirmation\"];\r\n    \r\n    Member -&gt; P3 [label=\"Return Books\"];\r\n    P3 -&gt; Member [label=\"Return Receipt\"];\r\n\r\n    \/\/ Librarian Interactions\r\n    Librarian -&gt; P1 [label=\"Add\/Update Books\"];\r\n    P1 -&gt; Librarian [label=\"Catalog Update Confirmation\"];\r\n    \r\n    Librarian -&gt; P3 [label=\"Process Overdue\"];\r\n    P3 -&gt; Librarian [label=\"Overdue Report\"];\r\n\r\n    \/\/ Data Flows\r\n    P1 -&gt; CatalogDS [label=\"Book Updates\"];\r\n    CatalogDS -&gt; P1 [label=\"Catalog Data\"];\r\n    \r\n    P2 -&gt; CatalogDS [label=\"Check Availability\"];\r\n    CatalogDS -&gt; P2 [label=\"Book Status\"];\r\n    \r\n    P2 -&gt; MemberDS [label=\"Check Member Status\"];\r\n    MemberDS -&gt; P2 [label=\"Member Info\"];\r\n    \r\n    P2 -&gt; TransactionsDS [label=\"Create Borrow Record\"];\r\n    TransactionsDS -&gt; P2 [label=\"Borrowing History\"];\r\n    \r\n    P3 -&gt; TransactionsDS [label=\"Update Return\"];\r\n    TransactionsDS -&gt; P3 [label=\"Borrow Records\"];\r\n    \r\n    P3 -&gt; MemberDS [label=\"Update Member Status\"];\r\n    MemberDS -&gt; P3 [label=\"Member Info\"];\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h3>\u4f8b 3: \u7269\u7406 DFD \u2013 \u56f3\u66f8\u9928\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0<\/h3>\n<p id=\"VUZUuAT\"><img alt=\"\u30a6\u30a7\u30d6\u30ab\u30bf\u30ed\u30b0\u3001\u8cb8\u51faAPI\u3001\u8fd4\u5374\u30d7\u30ed\u30bb\u30c3\u30b5\u306e\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3092\u793a\u3059\u56f3\u66f8\u9928\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306e\u7269\u7406DFD\u3002\" class=\"alignnone size-full wp-image-19314\" decoding=\"async\" height=\"1228\" loading=\"lazy\" sizes=\"auto, (max-width: 1091px) 100vw, 1091px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc62dd2afa.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc62dd2afa.png 1091w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc62dd2afa-267x300.png 267w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc62dd2afa-910x1024.png 910w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc62dd2afa-768x864.png 768w\" width=\"1091\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNqtVm1v2joU\/j5p\/8HiflkluhYoulS7mwQk6YugpCTVVI1qMokBa8HObNOOu\/W\/z86b4xBa7kv6pRyf1+c8PschXjIYr8AIzxlkW2\/LBVp\/dVdbjgMYgZ9v3wD5nZyA4+NjcDHtu5fA8+9HtvqdnqX2X9If6mOQfAsxAx+BP9BSHkeYIC6lgm2QlhMaIo5iKT993zWd5OKeFi8oEQSukZQ3LlH0iIRMs9lnGEZNDgk\/5ojhRcM04PhvZdBqp+KHt2+Mqm4mlp0W5emqVFrlov5T4JYWx4g84VCslDivt5yQ\/UMgRiTyNhFYYAnYu7wZR+XM+ArGyvec\/mgCLrZRktkCRxEKG02g\/gloRFUXGn\/YLafr2FKsRaftXs9qNR5Sn42s\/WCM1nPEGuBLBOco+pjLZyQ7ePhgGGBIqrpSNCOegIuFVrbXEEcg5ZbWT6RSNxUXyi7crhER4AIK9AS3Wj87mJH8RJkYnfTuPd8eg8Hk7sbqT+91N\/lmntI0iDYyGvv6Mt3VlwRVUBXQQAKXKEktNdOdAVfrOEqOoMCUHDU+lHif9yaEfIXCJqMbEsoelVR0V\/7sqr\/y2XypT52++iufriFbYiIP26cFFhkeRW4uowHiXDHpCUviCRSsiPS53IIQCdkCfmTeRk2uALMgQgfwq+d07XODX51ez+4MpUiz\/exBx3FbRVtb709n5DOagyEUUKY1I+8u\/fGoCa69o4IViU27sGkrmwFljD5hIi367pU0c7diRcnJ1Pb8imWnsOwoyykSGyZpmkFDmTS+ho\/wqESpKoyWzA54grJ\/AyRDAWXh60A6jnM+PDOAdAbD07bVKGGX4WR5RVE\/wV84\/ASsFvgFXMrFkiHvdqQQot9ydfBsQOLLActhoOjKazy1pacxJUtqDXKgwTQpglccpYOhxkVHupgwKAmUTw9gDSrGBtT9MMQqHwl2nKMe0HVMibxYfB+0Bw1Ap2N3na6Ba89un\/X7ZVwbQxisEPAQeyyPwCkKMZ+R5NBIvjGW3JEjAdxu0AaVDOB8jsX4dkbSg9zmuTKtbOtid++gcPm\/7Z3zuhHTTb6SAVTNzSyKXVvdkVbf7wNnNPnslfaRzrrQLa5L1vErIqdtRrM9q+b4U3kaXPq+Cy5sPyOvhyALVgWEUlGq791Wam6cXHuTG3XF+SYSvLB8IbgeK2pygGSWFJT\/vkFc6PjtF+OnoYeULDBbJ6vgkPidmvjphNJxOwfElfcT4ViYa7FoSLGd9\/ck2ea77fAU+dMZMl6uRX0zjJeA6sMhOBQB6yCYyFsYblC+v+qxMMK6liM7FlNWwaB4U2V7exeArK\/17xRv7LszckMFXkgkjWqyXPY+WTL4HPnyBZmSmVqyVZxIXsCdd14K7+6wl5Md3LnyQtpFGlrJ7J5S9eyRPfQr+Getqx94qfQuDmU1+llm6ppx0rNLLKph2vtLqORlltA2VCUn7kZ+re+d7VPjutD5R573LMirG8+eaouKViVCLfQp1fbsDnczjzBfFQPIfswpU\/LQeSG\/CjNq8uu8kl+nFteKXwPTgzy+WnE68koVP\/8GBssYfw==\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode \u3067 Graphviz \u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Graphviz<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-graphviz\"><code class=\"language-graphviz\" data-language=\"graphviz\" class=\"language-graphviz\">digraph LibrarySystem_Physical {\r\n    \/\/ --- GRAPH STYLE ---\r\n    graph [\r\n        rankdir = TB\r\n        splines = true\r\n        nodesep = 0.5\r\n        ranksep = 0.8\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 12\r\n    ]\r\n\r\n    \/\/ --- NODE STYLES ---\r\n    node [\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 11\r\n        penwidth = 1.5\r\n    ]\r\n\r\n    \/\/ External Entities (Physical)\r\n    node [shape = box, style = \"filled\", fillcolor = \"#E1F5FE\", color = \"#0288D1\"]\r\n    \"Library Member\" [label=\"LibrarynMember\"];\r\n    \"Librarian\" [label=\"LibrariannStaff\"];\r\n    \"Email System\" [label=\"EmailnSystem\"];\r\n    \"Payment Gateway\" [label=\"PaymentnGateway\"];\r\n\r\n    \/\/ --- SYSTEM BOUNDARY ---\r\n    subgraph cluster_LibrarySystem_Physical {\r\n        label = \"Library Management System (Physical Implementation)\";\r\n        style = \"dashed,rounded\";\r\n        color = \"#757575\";\r\n        bgcolor = \"#FAFAFA\";\r\n        margin = 20;\r\n\r\n        \/\/ Physical Processes (with technology details)\r\n        node [shape = circle, style = \"filled\", fillcolor = \"#E8F5E9\", color = \"#388E3C\", width = 1.4]\r\n        P1 [label=\"1.0nWeb Catalogn(HTML, JS)\"];\r\n        P2 [label=\"2.0nBorrowingnAPIn(Python\/REST)\"];\r\n        P3 [label=\"3.0nReturnnProcessorn(Java)\"];\r\n\r\n        \/\/ Physical Data Stores (with technology details)\r\n        node [shape = record, style = \"filled\", fillcolor = \"#FFF9C4\", color = \"#FBC02D\"]\r\n        CatalogDS [label=\"{ &lt;id&gt; D1 | PostgreSQLnBook Catalog }\"];\r\n        TransactionsDS [label=\"{ &lt;id&gt; D2 | MongoDBnBorrow Records }\"];\r\n        MemberDS [label=\"{ &lt;id&gt; D3 | OraclenMember DB }\"];\r\n        \r\n        \/\/ Additional physical components\r\n        node [shape = box, style = \"filled\", fillcolor = \"#F3E5F5\", color = \"#8E24AA\"]\r\n        \"Cache Server\" [label=\"RedisnCache\"];\r\n        \"Message Queue\" [label=\"RabbitMQnQueue\"];\n    }\r\n\r\n    \/\/ --- EDGE STYLES ---\r\n    edge [\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 9\r\n        color = \"#555555\"\r\n        arrowsize = 0.8\r\n    ]\r\n\r\n    \/\/ --- DATA FLOWS (Physical) ---\r\n    \r\n    \/\/ Physical Member Interactions\r\n    \"Library Member\" -&gt; P1 [label=\"HTTP GETnBook Search\"];\r\n    P1 -&gt; \"Library Member\" [label=\"HTML\/JSONnResults\"];\r\n    \r\n    \"Library Member\" -&gt; P2 [label=\"REST APInBorrow Request\"];\r\n    P2 -&gt; \"Library Member\" [label=\"JSONnConfirmation\"];\r\n    \r\n    \"Library Member\" -&gt; P3 [label=\"REST APInReturn\"];\r\n    P3 -&gt; \"Library Member\" [label=\"JSONnReceipt\"];\r\n\r\n    \/\/ Physical Librarian Interactions\r\n    \"Librarian\" -&gt; P1 [label=\"HTTPSnCatalog Mgmt\"];\r\n    P1 -&gt; \"Librarian\" [label=\"HTMLnConfirmation\"];\r\n    \r\n    \"Librarian\" -&gt; P3 [label=\"REST APInOverdue Process\"];\r\n    P3 -&gt; \"Librarian\" [label=\"PDF Report\"];\r\n\r\n    \/\/ External System Interactions\r\n    P2 -&gt; \"Email System\" [label=\"SMTPnNotification\"];\r\n    P3 -&gt; \"Payment Gateway\" [label=\"HTTPSnFine Payment\"];\r\n\r\n    \/\/ Data Flows (Physical)\r\n    P1 -&gt; CatalogDS [label=\"SQL UPDATE\"];\r\n    CatalogDS -&gt; P1 [label=\"SQL SELECT\"];\r\n    \r\n    P1 -&gt; \"Cache Server\" [label=\"Cache Update\"];\r\n    \"Cache Server\" -&gt; P1 [label=\"Cache Hit\"];\r\n    \r\n    P2 -&gt; CatalogDS [label=\"SQL SELECT\"];\r\n    CatalogDS -&gt; P2 [label=\"SQL RESULT\"];\r\n    \r\n    P2 -&gt; MemberDS [label=\"SQL SELECT\"];\r\n    MemberDS -&gt; P2 [label=\"SQL RESULT\"];\r\n    \r\n    P2 -&gt; TransactionsDS [label=\"INSERT\"];\r\n    TransactionsDS -&gt; P2 [label=\"SELECT\"];\r\n    \r\n    P2 -&gt; \"Message Queue\" [label=\"PublishnBorrow Event\"];\r\n    \r\n    P3 -&gt; TransactionsDS [label=\"UPDATE\"];\r\n    TransactionsDS -&gt; P3 [label=\"SELECT\"];\r\n    \r\n    P3 -&gt; MemberDS [label=\"UPDATE\"];\r\n    MemberDS -&gt; P3 [label=\"SELECT\"];\r\n    \r\n    P3 -&gt; \"Message Queue\" [label=\"PublishnReturn Event\"];\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Graphviz\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Graphviz\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h3>\u4f8b4\uff1aE\u30b3\u30de\u30fc\u30b9\u6ce8\u6587\u51e6\u7406\uff08\u8ad6\u7406\u7684DFD\uff09<\/h3>\n<p id=\"BWPdcdI\"><img alt=\"\u9867\u5ba2\u3001\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3001\u6c7a\u6e08\u30d7\u30ed\u30bb\u30c3\u30b5\u3001\u304a\u3088\u3073\u5185\u90e8\u30d7\u30ed\u30bb\u30b9\u9593\u306e\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3092\u793a\u3059EC\u6ce8\u6587\u51e6\u7406\u306e\u8ad6\u7406DFD\u3002\" class=\"alignnone size-full wp-image-19315\" decoding=\"async\" height=\"741\" loading=\"lazy\" sizes=\"auto, (max-width: 1073px) 100vw, 1073px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc64c9d4de.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc64c9d4de.png 1073w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc64c9d4de-300x207.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc64c9d4de-1024x707.png 1024w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc64c9d4de-768x530.png 768w\" width=\"1073\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNqtVG1v0zAQ\/j5p\/8EKX0BqWV9W0WkwqcsLRdqbmk1oYhNyE7e1ltrBdgdj7L9zThrHzoKYBOmX+u453z3PnS+lS4HzFQp9vl4TkZCvJ3xJE5yhx90dBN\/eHup2u+jjbHIxRfHl9Umoz6WvDP1SHvQnMLtLqUAf0Mmstso8o4xIsCqxIbWd8ZRIkoO993bkXlKZx7V5wZlieE3A7k1Jdk8UlNmZCIqzjsRMdiURdOG5AZL+1AH9QWm+3d1xWJ2dB2FJKq5Z6bJsUv+UuF+bc8K+01SttLniaxcU\/lBEMFA+ZIoqSqRdjlzhXF845z86SKqHrChnQbOMpF4H6T8Jz7iW3nsV9qNRFIK5NvUG43HQ927LO\/2NVBzafVge400OLTJH7wI\/rAlT6ELwhEjJhYe+ZHhOsg+V64bVvtvDhqrxdXwZnqLj86uzYDK7rpWVm3k5MkkGBRDx1UxdNW36KzLposOucccPgF+j19vhfOMdWuNVqZFiuSJpR\/ANS0EVC1Lr8G6kf7Zvvqy90UT\/bO8aiyVl4Bz0DM0t1a0CVZ+e9yqhIsnIC9o1jkbhgdOu4XgcDn0w1ROzf1vnueibhvTf9kwzbti5SEnZEQMdGOhAQ08xw0tywz6xe+gjFw8uemjQQ42eYpZmgI5XNNd9t5q9VSHACqMYLvqzDoIkXKR\/1yGKogN\/39EhOvZ7g8CzqBcMg9iU+Yje0\/QIBX30q\/RJ9ORQMkRbggYQZPyNuIpyS9gQwiq3ne6p8RDC4OPz9ULS5X9bLwdtIz4qPisAC8G\/byPMSm2uwmByOUHRyflnq1QDqPYFiAXPFieKcibdVYK6R\/ZYFq1AAVGYZtIIBACAmRAX7HO2oGKN9eUmoiVJPaKXUModcmce3G0pCihlS2Cw4O7Kerbt\/rwFXY4VYEZkDnqQBs0XrFEI\/bYhUrkFVevYXc5F8voxw5MD7ld5ipWVeKBRJqLCzggvFG7Ntq2ufMhRBpNik2g+txjfk4biFaRtAKZUOjvGvrrtYforAqwKbibGxrk5JvcwXXhOM6raU1izUr3XZzNpK9dWUinxX2qq++JvhNBpXLw9m01JTQKsNrJV1WFDVTPDzatbdpYvSHG7vcAb6+0FQj39Bul6yvg=\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Graphviz\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Graphviz\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Graphviz<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-graphviz\"><code class=\"language-graphviz\" data-language=\"graphviz\" class=\"language-graphviz\">digraph ECommerce_Logical {\r\n    \/\/ --- \u30b0\u30e9\u30d5\u30b9\u30bf\u30a4\u30eb ---\r\n    graph [\r\n        rankdir = LR\r\n        splines = true\r\n        nodesep = 0.5\r\n        ranksep = 0.8\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 12\r\n    ]\r\n\r\n    \/\/ --- \u30ce\u30fc\u30c9\u30b9\u30bf\u30a4\u30eb ---\r\n    node [\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 11\r\n        penwidth = 1.5\r\n    ]\r\n\r\n    \/\/ \u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\r\n    node [shape = box, style = \"filled\", fillcolor = \"#E1F5FE\", color = \"#0288D1\"]\r\n    Customer;\r\n    Supplier;\r\n    \"Payment Processor\" [label=\"PaymentnProcessor\"];\r\n\r\n    \/\/ --- \u30b7\u30b9\u30c6\u30e0\u5883\u754c ---\r\n    subgraph cluster_ECommerce {\r\n        label = \"E\u30b3\u30de\u30fc\u30b9\u30b7\u30b9\u30c6\u30e0\uff08\u8ad6\u7406\u7684\uff09\";\r\n        style = \"dashed,rounded\";\r\n        color = \"#757575\";\r\n        bgcolor = \"#FAFAFA\";\r\n        margin = 20;\r\n\r\n        \/\/ \u30d7\u30ed\u30bb\u30b9\r\n        node [shape = circle, style = \"filled\", fillcolor = \"#E8F5E9\", color = \"#388E3C\", width = 1.4]\r\n        P1 [label=\"1.0n\u6ce8\u6587n\u51e6\u7406\"];\r\n        P2 [label=\"2.0n\u5728\u5eabn\u7ba1\u7406\"];\r\n        P3 [label=\"3.0n\u51fa\u8377n\u51e6\u7406\"];\r\n\r\n        \/\/ \u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\r\n        node [shape = record, style = \"filled\", fillcolor = \"#FFF9C4\", color = \"#FBC02D\"]\r\n        OrderDS [label=\"{ &lt;id&gt; D1 | \u6ce8\u6587 }\"];\r\n        InventoryDS [label=\"{ &lt;id&gt; D2 | \u5728\u5eab }\"];\r\n        ShipmentDS [label=\"{ &lt;id&gt; D3 | \u51fa\u8377 }\"];\r\n    }\r\n\r\n    \/\/ --- \u30a8\u30c3\u30b8\u30b9\u30bf\u30a4\u30eb ---\r\n    edge [\r\n        fontname = \"Helvetica,Arial,sans-serif\"\r\n        fontsize = 9\r\n        color = \"#555555\"\r\n        arrowsize = 0.8\r\n    ]\r\n\r\n    \/\/ --- \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc ---\r\n    \r\n    \/\/ \u9867\u5ba2\u3068\u306e\u3084\u308a\u53d6\u308a\r\n    Customer -&gt; P1 [label=\"\u6ce8\u6587\u8a73\u7d30\"];\r\n    P1 -&gt; Customer [label=\"\u6ce8\u6587\u78ba\u8a8d\"];\r\n    \r\n    Customer -&gt; P3 [label=\"\u6ce8\u6587\u8ffd\u8de1\"];\r\n    P3 -&gt; Customer [label=\"\u8ffd\u8de1\u60c5\u5831\"];\r\n\r\n    \/\/ \u6c7a\u6e08\u30d7\u30ed\u30bb\u30c3\u30b5\r\n    \"Payment Processor\" -&gt; P1 [label=\"\u6c7a\u6e08\u5fdc\u7b54\"];\r\n    P1 -&gt; \"Payment Processor\" [label=\"\u6c7a\u6e08\u30ea\u30af\u30a8\u30b9\u30c8\"];\r\n\r\n    \/\/ \u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\r\n    Supplier -&gt; P2 [label=\"\u5728\u5eab\u66f4\u65b0\"];\r\n    P2 -&gt; Supplier [label=\"\u518d\u6ce8\u6587\u30ea\u30af\u30a8\u30b9\u30c8\"];\r\n\r\n    \/\/ \u30d7\u30ed\u30bb\u30b9\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\r\n    P1 -&gt; OrderDS [label=\"\u6ce8\u6587\u4fdd\u5b58\"];\r\n    OrderDS -&gt; P1 [label=\"\u6ce8\u6587\u5c65\u6b74\"];\r\n    \r\n    P1 -&gt; InventoryDS [label=\"\u5728\u5eab\u78ba\u8a8d\"];\r\n    InventoryDS -&gt; P1 [label=\"\u5728\u5eab\u72b6\u6cc1\"];\r\n    \r\n    P1 -&gt; P3 [label=\"\u51fa\u8377\u8a73\u7d30\"];\r\n    \r\n    P2 -&gt; InventoryDS [label=\"\u5728\u5eab\u66f4\u65b0\"];\r\n    InventoryDS -&gt; P2 [label=\"\u73fe\u5728\u306e\u5728\u5eab\"];\r\n    \r\n    P3 -&gt; OrderDS [label=\"\u30b9\u30c6\u30fc\u30bf\u30b9\u66f4\u65b0\"];\r\n    OrderDS -&gt; P3 [label=\"\u6ce8\u6587\u60c5\u5831\"];\r\n    \r\n    P3 -&gt; ShipmentDS [label=\"\u51fa\u8377\u4f5c\u6210\"];\r\n    ShipmentDS -&gt; P3 [label=\"\u51fa\u8377\u8a73\u7d30\"];\r\n}\r\n<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Graphviz\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz: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\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Graphviz\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<hr\/>\n<h2>6. \u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n<h3>\u8ad6\u7406\u7684DFD\u306e\u5834\u5408<\/h3>\n<ol>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30d7\u30ed\u30bb\u30b9\u306b\u7126\u70b9\u3092\u5f53\u3066\u308b<\/strong>\u6280\u8853\u3067\u306f\u306a\u304f<\/li>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u7528\u8a9e\u3092\u4f7f\u7528\u3059\u308b<\/strong>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u7406\u89e3\u3067\u304d\u308b\u3082\u306e<\/li>\n<li><strong>\u30d7\u30ed\u30bb\u30b9\u3092\u4e00\u5b9a\u306e\u62bd\u8c61\u5316\u30ec\u30d9\u30eb\u306b\u4fdd\u3064<\/strong><\/li>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30e6\u30fc\u30b6\u30fc\u3067\u691c\u8a3c\u3059\u308b<\/strong>\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b<\/li>\n<li><strong>\u4e3b\u8981\u306a\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3092\u3059\u3079\u3066\u793a\u3059<\/strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593<\/li>\n<\/ol>\n<h3>\u7269\u7406\u7684DFD\u306e\u5834\u5408<\/h3>\n<ol>\n<li><strong>\u6280\u8853\u56fa\u6709\u306e\u8a73\u7d30\u3092\u542b\u3081\u308b<\/strong><\/li>\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3092\u8003\u616e\u3059\u308b<\/strong><\/li>\n<li><strong>\u30b7\u30b9\u30c6\u30e0\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6587\u66f8\u5316\u3059\u308b<\/strong>\u660e\u78ba\u306b<\/li>\n<li><strong>\u30a8\u30e9\u30fc\u51e6\u7406\u3092\u542b\u3081\u308b<\/strong>\u304a\u3088\u3073\u5fa9\u65e7\u30d7\u30ed\u30bb\u30b9<\/li>\n<li><strong>\u5b9f\u969b\u306e\u30b7\u30b9\u30c6\u30e0\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u5408\u308f\u305b\u308b<\/strong><\/li>\n<\/ol>\n<h3>\u4e00\u822c\u7684\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n<ol>\n<li><strong>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u304b\u3089\u59cb\u3081\u308b<\/strong><\/li>\n<li><strong>\u30d7\u30ed\u30bb\u30b9\u3092\u968e\u5c64\u7684\u306b\u756a\u53f7\u4ed8\u3051\u3059\u308b<\/strong><\/li>\n<li><strong>\u610f\u5473\u306e\u3042\u308b\u540d\u524d\u3092\u4f7f\u7528\u3059\u308b<\/strong>\u3059\u3079\u3066\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u5bfe\u3057\u3066<\/li>\n<li><strong>\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u306e\u4ea4\u5dee\u3092\u907f\u3051\u308b<\/strong><\/li>\n<li><strong>\u95a2\u4fc2\u8005\u3068\u5b9a\u671f\u7684\u306b\u691c\u8a3c\u3092\u884c\u3046<\/strong><\/li>\n<\/ol>\n<hr\/>\n<h2>7. \u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74<\/h2>\n<p id=\"reikZmW\"><img alt=\"DFD\u306e7\u3064\u306e\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\" class=\"alignnone wp-image-19321 size-full\" decoding=\"async\" height=\"559\" loading=\"lazy\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc87f32d08.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc87f32d08.png 1024w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc87f32d08-300x164.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/07\/img_6a4dc87f32d08-768x419.png 768w\" width=\"1024\"\/><\/p>\n<h3>\u843d\u3068\u3057\u7a741\uff1a\u8ad6\u7406\u3068\u7269\u7406\u3092\u6df7\u540c\u3059\u308b<\/h3>\n<p>\u274c\u00a0<strong>\u8aa4\u308a\uff1a<\/strong>\u8ad6\u7406 DFD \u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u6280\u8853\u306e\u540d\u524d\u3092\u8ffd\u52a0\u3059\u308b<br \/>\n\u2705\u00a0<strong>\u6b63\u89e3\uff1a<\/strong>\u8ad6\u7406 DFD \u306f\u6280\u8853\u306b\u4f9d\u5b58\u3057\u306a\u3044\u307e\u307e\u306b\u3059\u308b<\/p>\n<h3>\u843d\u3068\u3057\u7a742\uff1a\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u306e\u6b20\u843d<\/h3>\n<p>\u274c\u00a0<strong>\u8aa4\u308a\uff1a<\/strong>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u4e00\u65b9\u65b9\u5411\u306e\u307f\u3092\u793a\u3059<br \/>\n\u2705\u00a0<strong>\u6b63\u89e3\uff1a<\/strong>\u9069\u5207\u3067\u3042\u308c\u3070\u53cc\u65b9\u5411\u30d5\u30ed\u30fc\u3092\u542b\u3081\u308b<\/p>\n<h3>\u843d\u3068\u3057\u7a743\uff1a\u8907\u96d1\u3059\u304e\u308b<\/h3>\n<p>\u274c\u00a0<strong>\u8aa4\u308a\uff1a<\/strong>1 \u3064\u306e\u56f3\u306b20\u4ee5\u4e0a\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u914d\u7f6e\u3059\u308b<br \/>\n\u2705\u00a0<strong>\u6b63\u89e3\uff1a<\/strong>\u8907\u6570\u306e\u7126\u70b9\u3092\u7d5e\u3063\u305f\u56f3\u306b\u5206\u89e3\u3059\u308b<\/p>\n<h3>\u843d\u3068\u3057\u7a744\uff1a\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u306e\u8aa4\u3063\u305f\u30e9\u30d9\u30eb\u4ed8\u3051<\/h3>\n<p>\u274c\u00a0<strong>\u8aa4\u308a\uff1a<\/strong>\u300c\u30c7\u30fc\u30bf\u300d\u3068\u3044\u3046\u30e9\u30d9\u30eb<br \/>\n\u2705\u00a0<strong>\u6b63\u3057\u3044\uff1a<\/strong>\u300c\u9867\u5ba2\u6ce8\u6587\u306e\u8a73\u7d30\u300d\u306e\u3088\u3046\u306a\u8aac\u660e\u7684\u306a\u30e9\u30d9\u30eb<\/p>\n<h3>\u843d\u3068\u3057\u7a745\uff1a\u30d7\u30ed\u30bb\u30b9\u5883\u754c\u306e\u8aa4\u308a<\/h3>\n<p>\u274c\u00a0<strong>\u8aa4\u308a\uff1a<\/strong>1\u3064\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u8907\u6570\u306e\u7121\u95a2\u4fc2\u306a\u6a5f\u80fd\u3092\u62c5\u5f53\u3057\u3066\u3044\u308b<br \/>\n\u2705\u00a0<strong>\u6b63\u3057\u3044\uff1a<\/strong>\u7570\u306a\u308b\u6a5f\u80fd\u3054\u3068\u306b\u5206\u96e2\u3055\u308c\u305f\u30d7\u30ed\u30bb\u30b9<\/p>\n<hr\/>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5206\u6790\u3068\u8a2d\u8a08\u306b\u304a\u3051\u308b\u4e0d\u53ef\u6b20\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u8ad6\u7406\u7684DFD\u3068\u7269\u7406\u7684DFD\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306e\u7570\u306a\u308b\u6bb5\u968e\u306b\u304a\u3044\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u95a2\u4fc2\u8005\u3068\u52b9\u679c\u7684\u306b\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u8ad6\u7406\u7684DFD<\/strong>\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3068\u6280\u8853\u7684\u89e3\u6c7a\u7b56\u3092\u6a4b\u6e21\u3057\u3059\u308b<\/li>\n<li><strong>\u7269\u7406\u7684DFD<\/strong>\u5b9f\u88c5\u3068\u5c55\u958b\u306e\u6c7a\u5b9a\u3092\u5c0e\u304f<\/li>\n<\/ul>\n<p>\u63d0\u4f9b\u3055\u308c\u305f\u4f8b\u3092\u81ea\u8eab\u306eDFD\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3068\u3057\u3066\u6d3b\u7528\u3057\u3001\u4e0a\u8a18\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3044\u3064\u3064\u3001\u7279\u5b9a\u306e\u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u9069\u5fdc\u3055\u305b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<hr\/>\n<h2>\u8ffd\u52a0\u30ea\u30bd\u30fc\u30b9<\/h2>\n<ol>\n<li><a href=\"https:\/\/guides.visual-paradigm.com\/ai-gane-and-sarson-dfd-generator-by-visual-paradigm\/#content\"><strong>Visual Paradigm\u306b\u3088\u308bAI Gane-Sarson DFD\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc<\/strong><\/a>: Visual Paradigm\u306eAI\u30c4\u30fc\u30eb\u304c\u3001\u30c6\u30ad\u30b9\u30c8\u8a18\u8ff0\u304b\u3089Gane-Sarson DFD\u3092\u751f\u6210\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/guides.visual-paradigm.com\/cn\/a-step-by-step-guide-to-creating-data-flow-diagrams-with-visual-paradigm\/\"><strong>Visual Paradigm\u3092\u4f7f\u7528\u3057\u305f\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u306e\u4f5c\u6210\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30ac\u30a4\u30c9<\/strong><\/a>: Visual Paradigm\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066DFD\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u767b\u9332\u304b\u3089\u5171\u6709\u307e\u3067\u3092\u7db2\u7f85\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/data-flow-diagram\/how-to-create-data-flow-diagram\"><strong>\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u306e\u4f5c\u6210\u65b9\u6cd5\u3068\u306f\uff1f<\/strong><\/a>: DFD\u3068\u306f\u4f55\u304b\u3001\u305d\u306e\u76ee\u7684\u3001\u304a\u3088\u3073\u4e3b\u306a\u7a2e\u985e\uff08\u7269\u7406\u7684\u304a\u3088\u3073\u8ad6\u7406\u7684\uff09\u306b\u3064\u3044\u3066\u89e3\u8aac\u3059\u308b\u30ac\u30a4\u30c9\u3002<\/li>\n<li><a href=\"https:\/\/blog.visual-paradigm.com\/fa\/beginners-guide-to-ssadm-dfd-diagrams-with-visual-paradigm-online\/\"><strong>Visual Paradigm Online\u3092\u4f7f\u7528\u3057\u305fSSADM DFD\u56f3\u306e\u521d\u5fc3\u8005\u5411\u3051\u30ac\u30a4\u30c9<\/strong><\/a>: Visual Paradigm Online\u3092\u4f7f\u7528\u3057\u3066SSADM\u30b9\u30bf\u30a4\u30eb\u306e\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u5165\u9580\u30ac\u30a4\u30c9\u3002<\/li>\n<li><a href=\"https:\/\/guides.visual-paradigm.com\/tw\/comprehensive-guide-to-data-flow-diagrams-dfd-demystifying-information-flow\/#content\"><strong>\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u306e\u5305\u62ec\u7684\u30ac\u30a4\u30c9\uff1a\u60c5\u5831\u30d5\u30ed\u30fc\u306e\u89e3\u660e<\/strong><\/a>: DFD\u306e\u6982\u8981\u3001\u305d\u306e\u8981\u7d20\u306e\u8a73\u7d30\u3001\u304a\u3088\u3073Visual Paradigm\u304c\u305d\u308c\u3089\u306e\u4f5c\u6210\u306b\u9069\u3057\u305f\u30c4\u30fc\u30eb\u3067\u3042\u308b\u7406\u7531\u306b\u3064\u3044\u3066\u3002<\/li>\n<li><a href=\"https:\/\/guides.visual-paradigm.com\/cn\/mastering-data-flow-diagrams-with-visual-paradigm-a-step-by-step-guide\/#content\"><strong>\u30d3\u30b8\u30e5\u30a2\u30eb\u30d1\u30e9\u30c0\u30a4\u30e0\u3092\u4f7f\u3063\u305f\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u306e\u7fd2\u5f97\uff1a\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30ac\u30a4\u30c9<\/strong><\/a>: \u4f8b\u3084\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u3066DFD\u306e\u4f5c\u6210\u3092\u6559\u3048\u308b\u5b9f\u8df5\u7684\u306a\u30ac\u30a4\u30c9\u3067\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u306e\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3\u3092\u63b2\u8f09\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/guides.visual-paradigm.com\/tw\/understanding-logical-dfd-vs-physical-dfd-when-and-why-we-need-them\/#respond\"><strong>\u8ad6\u7406DFD\u3068\u7269\u7406DFD\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\uff1a\u305d\u308c\u3089\u304c\u5fc5\u8981\u3068\u306a\u308b\u6642\u671f\u3068\u7406\u7531<\/strong><\/a>: \u8ad6\u7406\u304a\u3088\u3073\u7269\u7406\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u306e\u9055\u3044\u3001\u76ee\u7684\u3001\u304a\u3088\u3073\u9069\u5207\u306a\u4f7f\u7528\u4f8b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/blog.visual-paradigm.com\/fa\/beginners-guide-to-data-flow-diagrams-dfd-with-visual-paradigm-online\/#chgwngy_ayjad_yk_dyagram_jryan_dadh_ba_Visual_Paradigm_Online\"><strong>\u30d3\u30b8\u30e5\u30a2\u30eb\u30d1\u30e9\u30c0\u30a4\u30e0\u30aa\u30f3\u30e9\u30a4\u30f3\u3092\u4f7f\u3063\u305f\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u521d\u5fc3\u8005\u30ac\u30a4\u30c9<\/strong><\/a>: \u30d3\u30b8\u30e5\u30a2\u30eb\u30d1\u30e9\u30c0\u30a4\u30e0\u30aa\u30f3\u30e9\u30a4\u30f3\u3067DFD\u3092\u4f5c\u6210\u3059\u308b\u624b\u9806\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3059\u308b\u521d\u5fc3\u8005\u5411\u3051\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u3059\u3002<\/li>\n<li><a href=\"https:\/\/guides.visual-paradigm.com\/category\/dfd\/\"><strong>DFD\u30a2\u30fc\u30ab\u30a4\u30d6 \u2013 \u30d3\u30b8\u30e5\u30a2\u30eb\u30d1\u30e9\u30c0\u30a4\u30e0\u30ac\u30a4\u30c9<\/strong><\/a>: AI\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u3001\u691c\u8a3c\u3001\u30d0\u30e9\u30f3\u30b9\u8abf\u6574\u3001\u304a\u3088\u3073\u30ec\u30d9\u30eb\u306a\u3069\u3001DFD\u306b\u95a2\u3059\u308b\u30c8\u30d4\u30c3\u30af\u306e\u8a18\u4e8b\u96c6\u3067\u3059\u3002<\/li>\n<li><a href=\"https:\/\/blog.visual-paradigm.com\/cn\/beginners-guide-to-data-flow-diagrams-dfd-with-visual-paradigm-online\/#bu_zhou_6_bao_cun_yu_xiang\"><strong>\u30d3\u30b8\u30e5\u30a2\u30eb\u30d1\u30e9\u30c0\u30a4\u30e0\u30aa\u30f3\u30e9\u30a4\u30f3\u3092\u4f7f\u3063\u305f\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u5165\u9580\u30ac\u30a4\u30c9<\/strong><\/a>: DFD\u4f5c\u6210\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30d7\u30ed\u30bb\u30b9\u3001\u4e3b\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3001\u304a\u3088\u3073\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u4f7f\u7528\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/data-flow-diagram\/what-is-data-flow-diagram\/#dfd\"><strong>\u6700\u9ad8\u306eDFD\u30c4\u30fc\u30eb\u3067DFD\u3092\u63cf\u304f<\/strong><\/a>: \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u306e\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u8868\u73fe\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3057\u3001\u8ad6\u7406DFD\u3068\u7269\u7406DFD\u306e\u8a73\u7d30\u3092\u89e3\u8aac\u3057\u3001\u5404\u30bf\u30a4\u30d7\u306e\u5229\u70b9\u3092\u63a2\u308a\u307e\u3059\u3002<\/li>\n<li>\n<p class=\"\"><a href=\"https:\/\/blog.visual-paradigm.com\/id\/beginners-guide-to-data-flow-diagrams-dfd-with-visual-paradigm-online\/\"><strong>\u30d3\u30b8\u30e5\u30a2\u30eb\u30d1\u30e9\u30c0\u30a4\u30e0\u30aa\u30f3\u30e9\u30a4\u30f3\u3092\u4f7f\u3063\u305f\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u521d\u5fc3\u8005\u30ac\u30a4\u30c9<\/strong><\/a>: 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