{"id":2146,"date":"2026-08-18T07:03:18","date_gmt":"2026-08-18T07:03:18","guid":{"rendered":"https:\/\/www.vpascode.com\/fr\/building-a-hotel-management-erd-with-plantuml-and-vpascode\/"},"modified":"2026-08-18T07:03:18","modified_gmt":"2026-08-18T07:03:18","slug":"building-a-hotel-management-erd-with-plantuml-and-vpascode","status":"publish","type":"post","link":"https:\/\/www.vpascode.com\/fr\/building-a-hotel-management-erd-with-plantuml-and-vpascode\/","title":{"rendered":"Cr\u00e9ation d&#8217;un diagramme ER de gestion d&#8217;h\u00f4tel avec PlantUML et VPasCode"},"content":{"rendered":"<p><img fetchpriority=\"high\" alt='A YouTube thumbnail-style graphic featuring the bold text \"BUILD PROFESSIONAL DATABASE DIAGRAMS\" in large uppercase letters, with a pointing finger icon on the right and a rendered Entity Relationship Diagram displayed in the background.' class=\"alignnone size-full wp-image-2717\" decoding=\"async\" fetchpriority=\"high\" height=\"768\" sizes=\"(max-width: 1376px) 100vw, 1376px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/build-professional-database-diagrams-thumbnail.jpg\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/build-professional-database-diagrams-thumbnail.jpg 1376w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/build-professional-database-diagrams-thumbnail-300x167.jpg 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/build-professional-database-diagrams-thumbnail-1024x572.jpg 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/build-professional-database-diagrams-thumbnail-768x429.jpg 768w\" width=\"1376\"\/><\/p>\n<p>Lors de la conception d&#8217;architectures de bases de donn\u00e9es robustes pour des domaines complexes comme l&#8217;h\u00f4tellerie, visualiser clairement les relations est essentiel. Que vous soyez en train de cartographier les profils clients, de suivre les inventaires de chambres ou de g\u00e9rer la facturation, un diagramme d&#8217;entit\u00e9s et de relations (ERD) bien structur\u00e9 permet d&#8217;\u00e9conomiser des centaines d&#8217;heures pendant le d\u00e9veloppement. Dans cette masterclass, je vous montrerai comment j&#8217;ai construit un ERD complet de gestion h\u00f4teli\u00e8re depuis z\u00e9ro en utilisant PlantUML dans l&#8217;<a href=\"https:\/\/www.vpascode.com\/editor\/\">\u00e9diteur gratuit PlantUML<\/a>, <a href=\"https:\/\/vpascode.com\/\">VPasCode<\/a>.<\/p>\n<p id=\"LzlMgfr\"><img alt=\"\" class=\"alignnone size-full wp-image-2661\" decoding=\"async\" height=\"738\" sizes=\"(max-width: 1508px) 100vw, 1508px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83fec0372f7.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83fec0372f7.png 1508w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83fec0372f7-300x147.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83fec0372f7-1024x501.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83fec0372f7-768x376.png 768w\" width=\"1508\"\/><\/p>\n<h2>1. Initialisation de l&#8217;environnement PlantUML<\/h2>\n<p>Je commence par \u00e9tablir la structure fondamentale du script. Lorsque l&#8217;on travaille avec des sch\u00e9mas complexes contenant de nombreuses attributs, la lisibilit\u00e9 du layout est primordiale. Je configure PlantUML pour masquer les \u00e9l\u00e9ments superflus et optimiser la direction du layout du diagramme :<\/p>\n<pre><code class=\"language-plantuml\">\r\n@startuml \r\ntitre Diagramme ER de gestion h\u00f4teli\u00e8re\r\n\r\nmasquer cercle\r\ndirection de gauche \u00e0 droite\r\n    <\/code><\/pre>\n<p><strong>Pourquoi cette approche ?<\/strong>Masquer les cercles d&#8217;attributs par d\u00e9faut maintient les bo\u00eetes d&#8217;entit\u00e9s propres et modernes. D\u00e9finir la direction \u00e0 <code>direction de gauche \u00e0 droite<\/code>aide \u00e0 \u00e9viter que les ERD larges ne deviennent verticalement ing\u00e9rables, en \u00e9talant logiquement les relations entre plusieurs tables.<\/p>\n<h2>2. D\u00e9finition des entit\u00e9s et attributs principaux<\/h2>\n<p>Ensuite, je dois d\u00e9finir les entit\u00e9s principales repr\u00e9sentant notre domaine m\u00e9tier. J&#8217;organise chaque entit\u00e9 avec ses cl\u00e9s primaires, ses contraintes uniques et ses attributs typ\u00e9s. Voyons comment j&#8217;ai configur\u00e9 les entit\u00e9s principales <code>Client<\/code> et <code>Type de chambre<\/code> des entit\u00e9s :<\/p>\n<pre><code class=\"language-plantuml\">\r\nentit\u00e9 \"Client\" comme client {\r\n  * customer_id : UUID &lt;&lt;PK&gt;&gt;\r\n  --\r\n  first_name : VARCHAR(50)\r\n  last_name : VARCHAR(50)\r\n  email : VARCHAR(100) &lt;&lt;UK&gt;&gt;\r\n  phone : VARCHAR(20)\r\n  address : TEXT\r\n  loyalty_points : INTEGER\r\n  total_stays : INTEGER\r\n  date_registered : TIMESTAMP\r\n  date_of_birth : DATE\r\n  nationality : VARCHAR(50)\r\n}\r\n\r\nentit\u00e9 \"Type de chambre\" comme roomtype {\r\n  * room_type_id : UUID &lt;&lt;PK&gt;&gt;\r\n  --\r\n  type_name : VARCHAR(50) &lt;&lt;UK&gt;&gt;\r\n  description : TEXT\r\n  standard_capacity : INTEGER\r\n  base_price : DECIMAL(10,2)\r\n  extra_bed_charge : DECIMAL(10,2)\r\n  has_kitchenette : BOOLEAN\r\n  has_balcony : BOOLEAN\r\n}\r\n    <\/code><\/pre>\n<p>En d\u00e9finissant des marqueurs explicites comme <code>&lt;&lt;PK&gt;&gt;<\/code> et <code>&lt;&lt;UK&gt;&gt;<\/code>, tout lecteur du code comprend instantan\u00e9ment les r\u00e8gles d&#8217;indexation et d&#8217;unicit\u00e9 avant m\u00eame la r\u00e9daction des scripts de migration de base de donn\u00e9es.<\/p>\n<h2>3. Cartographie des entit\u00e9s op\u00e9rationnelles (Chambres, R\u00e9servations et Personnel)<\/h2>\n<p>Avec nos donn\u00e9es de r\u00e9f\u00e9rence en place, je passe au c\u0153ur op\u00e9rationnel du syst\u00e8me de gestion h\u00f4teli\u00e8re : les chambres, les r\u00e9servations et les flux de travail du personnel. Chaque entit\u00e9 est li\u00e9e \u00e0 nos tables fondamentales \u00e0 l&#8217;aide de cl\u00e9s \u00e9trang\u00e8res :<\/p>\n<pre><code class=\"language-plantuml\">\r\nentit\u00e9 \"Chambre\" comme chambre {\r\n  * room_id : UUID &lt;&lt;PK&gt;&gt;\r\n  --\r\n  room_number : VARCHAR(10) &lt;&lt;UK&gt;&gt;\r\n  floor_number : INTEGER\r\n  room_type_id : UUID &lt;&lt;FK&gt;&gt;\r\n  capacity : INTEGER\r\n  base_price : DECIMAL(10,2)\r\n  is_available : BOOLEAN\r\n  has_view : BOOLEAN\r\n  square_feet : INTEGER\r\n  last_renovated : DATE\r\n}\r\n\r\nentit\u00e9 \"R\u00e9servation\" comme r\u00e9servation {\r\n  * reservation_id : UUID &lt;&lt;PK&gt;&gt;\r\n  --\r\n  customer_id : UUID &lt;&lt;FK&gt;&gt;\r\n  room_id : UUID &lt;&lt;FK&gt;&gt;\r\n  check_in_date : DATE\r\n  check_out_date : DATE\r\n  number_of_guests : INTEGER\r\n  total_amount : DECIMAL(10,2)\r\n  status : VARCHAR(20)\r\n  special_requests : TEXT\r\n  created_at : TIMESTAMP\r\n  updated_at : TIMESTAMP\r\n  confirmation_code : VARCHAR(20) &lt;&lt;UK&gt;&gt;\r\n}\r\n    <\/code><\/pre>\n<h2>4. \u00c9tablissement des relations financi\u00e8res et de services<\/h2>\n<p>Pour conclure l&#8217;architecture, je mets en place les enregistrements de facturation (Paiements et Factures) ainsi que les services auxiliaires comme le service en chambre g\u00e9r\u00e9 par le personnel h\u00f4telier. Pour connecter tout cela, je d\u00e9finis explicitement la cardinalit\u00e9 en utilisant la notation standard de PlantUML :<\/p>\n<pre><code class=\"language-plantuml\">\r\n' Relations\r\ncustomer ||--o{ reservation : \"effectue\"\r\nroom ||--o{ reservation : \"affect\u00e9e \u00e0\"\r\nreservation ||--|| payment : \"poss\u00e8de\"\r\nreservation ||--|| invoice : \"g\u00e9n\u00e8re\"\r\nreservation ||--o{ roomservice : \"demande\"\r\nstaff ||--o{ roomservice : \"remplit\"\r\nroomtype ||--o{ room : \"cat\u00e9gorise\"\r\n\r\n@enduml\r\n    <\/code><\/pre>\n<p><strong>Choix de conception :<\/strong> Utilisation de la notation pr\u00e9cise en forme de bec de corbeau (telle que <code>||--o{<\/code> pour les relations un-\u00e0-plusieurs obligatoires-\u00e0-optionnelles) garantit que les r\u00e8gles de logique m\u00e9tier\u2014comme une r\u00e9servation n\u00e9cessitant un client, mais un client pouvant avoir plusieurs ou z\u00e9ro r\u00e9servations actives\u2014soient correctement mod\u00e9lis\u00e9es.<\/p>\n<section class=\"post-section\">\u00a0<\/section>\n<hr\/>\n<h2>Le script PlantUML complet<\/h2>\n<p>Voici le code source complet et assembl\u00e9 pour notre mod\u00e8le ER de gestion d&#8217;h\u00f4tel. Vous pouvez copier-coller ce code directement dans votre \u00e9diteur PlantUML pr\u00e9f\u00e9r\u00e9 <strong>\u00e9diteur PlantUML gratuit<\/strong> pour \u00e9diter ou rendre des graphiques vectoriels :<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Plantuml<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:nPRVRzis4CVV3VX_8FAojLY0BCDUWcAe5nkhWQOj77VO6t6MJXOHYbJ9arklwV--8sKfaYKLQ5xs8eZy7dzzxex7rvx0KLLeCP_DPwH8etXZ2RMu0mDxBD2GM6sMGSrLYY9HBj4udsdCI90LJkrp4gboc92o9jZz99QOAOE2nofIwCLdHRa08gTs5Q6Vpw9o51UtbITReBiGu4LoQeYlyvaGBzksLAcu4Hy_hfVYrHz1khmCtqmvJz90WQp-lTZSlbbiVlxzwaNGD4nAM83IdUvVhwvUdEOjSskw8wxh4P2c3hrdORlwPnkdjqVGT9IbLOQ2i7wtNVsrsWIDB86MZFLu9gH0A1tkbITq68wqNT-jxhUBkm-jR3EvKuvXtOZbOhiA_GO2Lz21rzbXlWNQ3SgDjKN4wFYdGHZ-9_15oLJ5Ze5tQJGmCcsjUpBe72IEf6E9WvaJA26fDzgntu57MJgL1BRBrUtwRl6M5_hbEj9LNiA1NG8x7VG_txz_krgy2qeENXuKVkxt-ayLE9GP8lMNYJvtQEo1IQOjmG6aBU-y1HMEqOCrUgwQM9I6GNMoIT4dJfN1MPr8uJWmARXKFWSDVY47SeSyEWUt7xK9a1uK9JaQ91eXk0ETM7Fi2dqawD4TOf3LL9xQBPYdhWaqawaw6e2ysUH1AYD3p7T2lUwt5PqBTHI6xDXNwCSp3WfR6Hf3n3wWoW_psfUOA1xfy5CpQ-Esn6488WbqdgPLcKueJ9clfAB6bDZqx2Q9P--H_m37SBr6wcNztn0_DQTIzpl-cCRGp7bYszjxenL8kKqx6_-jHiLnQ3maJoiEut-ACXS6vBIGbTCTm0wpogIJJkjnMfk3vGo9d5Jztt0wDP_1gHavk06lsnCfxolsz5aifXMUT_bg5sDmZ3h1bz6Ov8s5vQSJ-tbHtGDtJv1b4PiFVmsqsFY_Ywgp6eTnblCxOa0NDBZZA89SPIGzNnjffKTs5KeBn-m1foy_lfxkQrUq9U7acfRMoLC_7cBZd9lvOkKPR7cyYfnkA4cgmE6rKvGQumR6vAcqd2Wwt-e7t0PrF1CJBlcvrhxC7XylB-tNNesu4HS5FA2_cC_YosFS1BnNUyDbcMmmx8Z1_l6nlG3PbglMk4sJ_6opvtBdE4x6BCFg7J-oTNF3it6T2UDcMQKpfNLpbEYXZcKmINZDlNNgtxZoVFOQJSglv_y0\" 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>Modifier Plantuml dans VPasCode<\/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\">Plantuml<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:nPRDRXit4CVl0lGEX2zfYXfmNVGI54LKMsqDn4cWA4Ll17SvgoN29JVyK2F4UPSSxNlVG2_M8VV3krfkWVhIYxJa3Bz-yvyXNrh7ZFEL9Cl5Sk64aq1kDJ_Uu_zwGpYG7LWdj2ByMNdysu4CVXMp7pqOaeF99ImNN1Z86oySm7nU0Zb-9TneuI0CU4QkZm-5KC8G2PQ0mfME3vQmFUJOumr-EcT4vfrTBgBvGCwkfC3FCy8ioRrrki8bFoyNX7pRjwdWv0Lv__xcclpqSp2TduVVGXZhg68LeFMFrURgzzNccnyldWURPBCcg9YGW-xlBowUj_FMfLR34PVD2CQv0MlHi5t_kOtJwmEJxa1hBPGBXflNs_LlwqsmEUsOf8ZyS6BWp04ri1FMWO5mfEtDxVhTTdNxjZVhWcR2k1ADrwljElGh5g0p6MYT7EPBmDw3B5cL6OWaZTPLHp5ypn2C9kMh39aFWNGy2gcrUNGOd2MET8SQ9ZFdh6PvizU1VyOiqDg8FE2zNb_TtAvUuKBVNKR0mbAsnwYmJ0RxBs_Ul5glNWTBoIpT2_Xht8l2P0Pe0U36oyIm6r1wZp1v3t74QOkx3X8-vHLECsAMF5u3BfgcycfzEDZSY3hcogDcK16ACyFfKmZ19sSOpG17bypiaZw1rGVXC2yLE9S0cJ6PQtKO6aPaDfYjOFPHRmqMwDizcSUk6JQpMPiK8kus_q25ea7-0zKt_TgxKqEZnf0eEuzLAvbyhD9UkHGZ38BpTfhYjePSu4W37xjPkxZb1eAOA7Ed6UjhFcD1p5YTgWPJhlb9KObd7w5_omHKNHsisI5yTyZRvbmE_qj0vZbqSxPmHvllR1MuKlF1pdzeMA4IbMNvuuhJ39Z3Z3S8O69GR-I0i872ApuRjH6eNt5XtsQjK7iTygNbr3QVmAaREIc5b_s9XBKUGtqYHkxXjClwB8emHTsnJqbHuiR2ylEf_JHPZnK6ncgbG4PqEA0eEd2nyNzViaPBc6gjn4V7X32Jp1oI64fHE6gnTd0l4xiAzmpgTW-p9V1T4uhK_T16gOVM1ks_gosDkvilNaEJdQUlbBPQKISgc9QWgfOGDv0opsNep0tqfNdWRK36C-7xhN-itTsTd-lFexlY1Jc3ei3NeeUpvI8-Hj9UB7eT7y9BCdWEh670tLrV2z6vrjOUxpca7RjYW8wxuuCwtfkKOzZ289Rep56gAaxQv4JQom3I5AuzJOpHm35uv0pFiTD6s33NSl4I5CSdzpy0\" \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 Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"language-plantuml\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">@startuml \r\n\r\ntitle Mod\u00e8le ER de gestion d'h\u00f4tel\r\n\r\nmasquer cercle\r\ndirection de gauche \u00e0 droite\r\n\r\n' D\u00e9finir les entit\u00e9s avec leurs attributs\r\nentity \"Client\" as customer {\r\n  * customer_id : UUID &lt;&gt;\r\n  --\r\n  first_name : VARCHAR(50)\r\n  last_name : VARCHAR(50)\r\n  email : VARCHAR(100) &lt;&gt;\r\n  phone : VARCHAR(20)\r\n  address : TEXT\r\n  loyalty_points : INTEGER\r\n  total_stays : INTEGER\r\n  date_registered : TIMESTAMP\r\n  date_of_birth : DATE\r\n  nationality : VARCHAR(50)\r\n}\r\n\r\nentity \"Chambre\" as room {\r\n  * room_id : UUID &lt;&gt;\r\n  --\r\n  room_number : VARCHAR(10) &lt;&gt;\r\n  floor_number : INTEGER\r\n  room_type_id : UUID &lt;&gt;\r\n  capacity : INTEGER\r\n  base_price : DECIMAL(10,2)\r\n  is_available : BOOLEAN\r\n  has_view : BOOLEAN\r\n  square_feet : INTEGER\r\n  last_renovated : DATE\r\n}\r\n\r\nentity \"Type de Chambre\" as roomtype {\r\n  * room_type_id : UUID &lt;&gt;\r\n  --\r\n  type_name : VARCHAR(50) &lt;&gt;\r\n  description : TEXT\r\n  standard_capacity : INTEGER\r\n  base_price : DECIMAL(10,2)\r\n  extra_bed_charge : DECIMAL(10,2)\r\n  has_kitchenette : BOOLEAN\r\n  has_balcony : BOOLEAN\r\n}\r\n\r\nentity \"R\u00e9servation\" as reservation {\r\n  * reservation_id : UUID &lt;&gt;\r\n  --\r\n  customer_id : UUID &lt;&gt;\r\n  room_id : UUID &lt;&gt;\r\n  check_in_date : DATE\r\n  check_out_date : DATE\r\n  number_of_guests : INTEGER\r\n  total_amount : DECIMAL(10,2)\r\n  status : VARCHAR(20)\r\n  special_requests : TEXT\r\n  created_at : TIMESTAMP\r\n  updated_at : TIMESTAMP\r\n  confirmation_code : VARCHAR(20) &lt;&gt;\r\n}\r\n\r\nentity \"Paiement\" as payment {\r\n  * payment_id : UUID &lt;&gt;\r\n  --\r\n  reservation_id : UUID &lt;&gt;\r\n  amount : DECIMAL(10,2)\r\n  payment_date : TIMESTAMP\r\n  payment_method : VARCHAR(30)\r\n  transaction_id : VARCHAR(50) &lt;&gt;\r\n  status : VARCHAR(20)\r\n  receipt_url : TEXT\r\n  refund_amount : DECIMAL(10,2)\r\n}\r\n\r\nentity \"Facture\" as invoice {\r\n  * invoice_id : UUID &lt;&gt;\r\n  --\r\n  reservation_id : UUID &lt;&gt;\r\n  invoice_number : VARCHAR(20) &lt;&gt;\r\n  issued_date : DATE\r\n  due_date : DATE\r\n  subtotal : DECIMAL(10,2)\r\n  tax : DECIMAL(10,2)\r\n  service_charge : DECIMAL(10,2)\r\n  total_amount : DECIMAL(10,2)\r\n  status : VARCHAR(20)\r\n}\r\n\r\nentity \"Personnel\" as staff {\r\n  * staff_id : UUID &lt;&gt;\r\n  --\r\n  first_name : VARCHAR(50)\r\n  last_name : VARCHAR(50)\r\n  email : VARCHAR(100) &lt;&gt;\r\n  phone : VARCHAR(20)\r\n  role : VARCHAR(30)\r\n  hire_date : DATE\r\n  salary : DECIMAL(10,2)\r\n  shift_schedule : VARCHAR(50)\r\n  is_active : BOOLEAN\r\n}\r\n\r\nentity \"Service de Chambre\" as roomservice {\r\n  * service_id : UUID &lt;&gt;\r\n  --\r\n  reservation_id : UUID &lt;&gt;\r\n  staff_id : UUID &lt;&gt;\r\n  service_type : VARCHAR(50)\r\n  description : TEXT\r\n  request_time : TIMESTAMP\r\n  completion_time : TIMESTAMP\r\n  status : VARCHAR(20)\r\n  price : DECIMAL(10,2)\r\n}\r\n\r\n' Relations\r\ncustomer ||--o{ reservation : \"effectue\"\r\nroom ||--o{ reservation : \"affect\u00e9e \u00e0\"\r\nreservation ||--|| payment : \"poss\u00e8de\"\r\nreservation ||--|| invoice : \"g\u00e9n\u00e8re\"\r\nreservation ||--o{ roomservice : \"demande\"\r\nstaff ||--o{ roomservice : \"remplit\"\r\nroomtype ||--o{ room : \"cat\u00e9gorise\"\r\n\r\n@enduml<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:nPRDRXit4CVl0lGEX2zfYXfmNVGI54LKMsqDn4cWA4Ll17SvgoN29JVyK2F4UPSSxNlVG2_M8VV3krfkWVhIYxJa3Bz-yvyXNrh7ZFEL9Cl5Sk64aq1kDJ_Uu_zwGpYG7LWdj2ByMNdysu4CVXMp7pqOaeF99ImNN1Z86oySm7nU0Zb-9TneuI0CU4QkZm-5KC8G2PQ0mfME3vQmFUJOumr-EcT4vfrTBgBvGCwkfC3FCy8ioRrrki8bFoyNX7pRjwdWv0Lv__xcclpqSp2TduVVGXZhg68LeFMFrURgzzNccnyldWURPBCcg9YGW-xlBowUj_FMfLR34PVD2CQv0MlHi5t_kOtJwmEJxa1hBPGBXflNs_LlwqsmEUsOf8ZyS6BWp04ri1FMWO5mfEtDxVhTTdNxjZVhWcR2k1ADrwljElGh5g0p6MYT7EPBmDw3B5cL6OWaZTPLHp5ypn2C9kMh39aFWNGy2gcrUNGOd2MET8SQ9ZFdh6PvizU1VyOiqDg8FE2zNb_TtAvUuKBVNKR0mbAsnwYmJ0RxBs_Ul5glNWTBoIpT2_Xht8l2P0Pe0U36oyIm6r1wZp1v3t74QOkx3X8-vHLECsAMF5u3BfgcycfzEDZSY3hcogDcK16ACyFfKmZ19sSOpG17bypiaZw1rGVXC2yLE9S0cJ6PQtKO6aPaDfYjOFPHRmqMwDizcSUk6JQpMPiK8kus_q25ea7-0zKt_TgxKqEZnf0eEuzLAvbyhD9UkHGZ38BpTfhYjePSu4W37xjPkxZb1eAOA7Ed6UjhFcD1p5YTgWPJhlb9KObd7w5_omHKNHsisI5yTyZRvbmE_qj0vZbqSxPmHvllR1MuKlF1pdzeMA4IbMNvuuhJ39Z3Z3S8O69GR-I0i872ApuRjH6eNt5XtsQjK7iTygNbr3QVmAaREIc5b_s9XBKUGtqYHkxXjClwB8emHTsnJqbHuiR2ylEf_JHPZnK6ncgbG4PqEA0eEd2nyNzViaPBc6gjn4V7X32Jp1oI64fHE6gnTd0l4xiAzmpgTW-p9V1T4uhK_T16gOVM1ks_gosDkvilNaEJdQUlbBPQKISgc9QWgfOGDv0opsNep0tqfNdWRK36C-7xhN-itTsTd-lFexlY1Jc3ei3NeeUpvI8-Hj9UB7eT7y9BCdWEh670tLrV2z6vrjOUxpca7RjYW8wxuuCwtfkKOzZ289Rep56gAaxQv4JQom3I5AuzJOpHm35uv0pFiTD6s33NSl4I5CSdzpy0\" \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 Plantuml 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\/#plantuml:nPRVRzis4CVV3VX_8FAojLY0BCDUWcAe5nkhWQOj77VO6t6MJXOHYbJ9arklwV--8sKfaYKLQ5xs8eZy7dzzxex7rvx0KLLeCP_DPwH8etXZ2RMu0mDxBD2GM6sMGSrLYY9HBj4udsdCI90LJkrp4gboc92o9jZz99QOAOE2nofIwCLdHRa08gTs5Q6Vpw9o51UtbITReBiGu4LoQeYlyvaGBzksLAcu4Hy_hfVYrHz1khmCtqmvJz90WQp-lTZSlbbiVlxzwaNGD4nAM83IdUvVhwvUdEOjSskw8wxh4P2c3hrdORlwPnkdjqVGT9IbLOQ2i7wtNVsrsWIDB86MZFLu9gH0A1tkbITq68wqNT-jxhUBkm-jR3EvKuvXtOZbOhiA_GO2Lz21rzbXlWNQ3SgDjKN4wFYdGHZ-9_15oLJ5Ze5tQJGmCcsjUpBe72IEf6E9WvaJA26fDzgntu57MJgL1BRBrUtwRl6M5_hbEj9LNiA1NG8x7VG_txz_krgy2qeENXuKVkxt-ayLE9GP8lMNYJvtQEo1IQOjmG6aBU-y1HMEqOCrUgwQM9I6GNMoIT4dJfN1MPr8uJWmARXKFWSDVY47SeSyEWUt7xK9a1uK9JaQ91eXk0ETM7Fi2dqawD4TOf3LL9xQBPYdhWaqawaw6e2ysUH1AYD3p7T2lUwt5PqBTHI6xDXNwCSp3WfR6Hf3n3wWoW_psfUOA1xfy5CpQ-Esn6488WbqdgPLcKueJ9clfAB6bDZqx2Q9P--H_m37SBr6wcNztn0_DQTIzpl-cCRGp7bYszjxenL8kKqx6_-jHiLnQ3maJoiEut-ACXS6vBIGbTCTm0wpogIJJkjnMfk3vGo9d5Jztt0wDP_1gHavk06lsnCfxolsz5aifXMUT_bg5sDmZ3h1bz6Ov8s5vQSJ-tbHtGDtJv1b4PiFVmsqsFY_Ywgp6eTnblCxOa0NDBZZA89SPIGzNnjffKTs5KeBn-m1foy_lfxkQrUq9U7acfRMoLC_7cBZd9lvOkKPR7cyYfnkA4cgmE6rKvGQumR6vAcqd2Wwt-e7t0PrF1CJBlcvrhxC7XylB-tNNesu4HS5FA2_cC_YosFS1BnNUyDbcMmmx8Z1_l6nlG3PbglMk4sJ_6opvtBdE4x6BCFg7J-oTNF3it6T2UDcMQKpfNLpbEYXZcKmINZDlNNgtxZoVFOQJSglv_y0\" 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>Modifier Plantuml dans VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"ANJCSUi\"><img alt=\"Editing a ERD in Visual Paradigm VPasCode\" class=\"alignnone wp-image-2662 size-full\" decoding=\"async\" height=\"856\" sizes=\"(max-width: 1311px) 100vw, 1311px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83ff8445766.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83ff8445766.png 1311w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83ff8445766-300x196.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83ff8445766-1024x669.png 1024w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/08\/img_6a83ff8445766-768x501.png 768w\" width=\"1311\"\/><\/p>\n<hr\/>\n<section class=\"post-section\"><span style=\"font-size: 1.7em; font-weight: bold;\">Donnez vie \u00e0 vos conceptions de bases de donn\u00e9es avec VPasCode<\/span><\/section>\n<p>Construire des mod\u00e8les de bases de donn\u00e9es complexes n\u2019a pas \u00e0 signifier lutter avec des interfaces utilisateur maladroites bas\u00e9es sur le glisser-d\u00e9poser. En utilisant une approche diagramme-en-code, votre architecture reste contr\u00f4l\u00e9e par version, propre et facile \u00e0 maintenir.<\/p>\n<p>Pr\u00eat \u00e0 essayer de construire vos propres architectures syst\u00e8me ? Rendez-vous sur <a href=\"https:\/\/www.vpascode.com\/editor\/\">VPasCode<\/a> pour d\u00e9couvrir le rendu en temps r\u00e9el, la d\u00e9tection automatique des formats et les exports fluides pour votre documentation technique d\u00e8s aujourd&#8217;hui !<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lors de la conception d&#8217;architectures de bases de donn\u00e9es robustes pour des domaines complexes comme l&#8217;h\u00f4tellerie, visualiser clairement les relations est essentiel. Que vous soyez en train de cartographier les profils clients, de suivre les inventaires de chambres ou de&#8230;<\/p>\n","protected":false},"author":4,"featured_media":2147,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[19],"tags":[],"class_list":["post-2146","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials-guides"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Build a Hotel Management ERD Using PlantUML &amp; VPasCode<\/title>\n<meta name=\"description\" content=\"Learn how to create a comprehensive Hotel Management Entity Relationship Diagram (ERD) from scratch using PlantUML and the free VPasCode editor.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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