{"id":1728,"date":"2012-05-06T16:48:03","date_gmt":"2012-05-06T14:48:03","guid":{"rendered":"http:\/\/www.auditsi.eu\/?p=1728"},"modified":"2012-05-06T16:48:03","modified_gmt":"2012-05-06T14:48:03","slug":"modelisation-des-donnees-selon-la-methode-merise","status":"publish","type":"post","link":"https:\/\/www.auditsi.eu\/?p=1728","title":{"rendered":"Mod\u00e9lisation des donn\u00e9es selon la m\u00e9thode MERISE"},"content":{"rendered":"<p style=\"text-align: justify;\">La mod\u00e9lisation est la phase pr\u00e9alable incontournable \u00e0 la cr\u00e9ation d\u2019un programme ou \u00e0 la conception d\u2019une base de donn\u00e9es. Une base de donn\u00e9es est mod\u00e9lis\u00e9e selon la m\u00e9thode MERISE. Le site <a href=\"http:\/\/philippe.guezelou.free.fr\/mcd\/mcd.htm\" target=\"_blank\">http:\/\/philippe.guezelou.free.fr\/mcd\/mcd.htm<\/a> pr\u00e9sente cette m\u00e9thode de mani\u00e8re simple et compl\u00e8te.<\/p>\n<p style=\"text-align: justify;\"><a href=\"https:\/\/www.auditsi.eu\/wp-content\/uploads\/2012\/05\/MCD.bmp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" title=\"MCD\" src=\"https:\/\/www.auditsi.eu\/wp-content\/uploads\/2012\/05\/MCD.bmp\" alt=\"\" width=\"518\" height=\"262\" \/><\/a><span style=\"text-decoration: underline;\">Extrait :<\/span><\/p>\n<p style=\"text-align: justify;\"><em>Introduction :<\/em><\/p>\n<p style=\"text-align: justify;\"><em>L&#8217;objectif de ce document est d&#8217;initier le lecteur au formalisme de mod\u00e9lisation des donn\u00e9es tel que le d\u00e9finit la m\u00e9thode MERISE.<\/em><\/p>\n<p style=\"text-align: justify;\"><em>MERISE d\u00e9finit trois niveaux de description du syst\u00e8me d&#8217;information :<\/em><\/p>\n<ul style=\"text-align: justify;\">\n<li><em>le niveau conceptuel,<\/em><\/li>\n<li><em>le niveau organisationnel,<\/em><\/li>\n<li><em>le niveau physique.<\/em><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><em>La repr\u00e9sentation distincte des donn\u00e9es et des traitements selon les 3 niveaux \u00e9voqu\u00e9s, conduit \u00e0 l&#8217;\u00e9laboration de six mod\u00e8les, mais ce document ne s&#8217;int\u00e9resse qu&#8217;\u00e0 la mod\u00e9lisation des donn\u00e9es au niveau conceptuel.<\/em><\/p>\n<p style=\"text-align: justify;\"><em>Le niveau conceptuel d\u00e9crit les choix de gestion adopt\u00e9s par l&#8217;entreprise. Sch\u00e9matiquement, ce niveau de description r\u00e9pond \u00e0 la question \u00ab quoi ? \u00bb, c&#8217;est-\u00e0-dire \u00ab que veut-on faire qui reste vrai quelles que soient les solutions d&#8217;organisation et les solutions techniques \u00e0 mettre en \u0153uvre ? \u00bb.<\/em><\/p>\n<p style=\"text-align: justify;\"><em>Ce document synth\u00e9tise les diff\u00e9rentes \u00e9tapes n\u00e9cessaires \u00e0 la r\u00e9alisation du mod\u00e8le conceptuel des donn\u00e9es (MCD). Il aborde ensuite les aspects li\u00e9s \u00e0 la normalisation qui permet la conception de bases de donn\u00e9es coh\u00e9rentes.<\/em><\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_counters\" href=\"https:\/\/www.hupso.com\/share\/\"><img decoding=\"async\" src=\"https:\/\/static.hupso.com\/share\/buttons\/lang\/fr\/share-small.png\" style=\"border:0px; padding-top:2px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_c=new Array(\"twitter\",\"facebook_like\",\"facebook_send\",\"email\",\"print\",\"linkedin\");var hupso_counters_lang = \"fr_FR\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"BenoitRiviere14\";var hupso_url_c=\"\";var hupso_title_c=\"Mod%C3%A9lisation%20des%20donn%C3%A9es%20selon%20la%20m%C3%A9thode%20MERISE\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/counters.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"excerpt":{"rendered":"<p>La mod\u00e9lisation est la phase pr\u00e9alable incontournable \u00e0 la cr\u00e9ation d\u2019un programme ou \u00e0 la conception d\u2019une base de donn\u00e9es. Une base de donn\u00e9es est mod\u00e9lis\u00e9e selon la m\u00e9thode MERISE. Le site http:\/\/philippe.guezelou.free.fr\/mcd\/mcd.htm pr\u00e9sente cette m\u00e9thode de mani\u00e8re simple et compl\u00e8te. Extrait : Introduction : L&#8217;objectif de ce document est d&#8217;initier le lecteur au formalisme &#8230;<\/p>\n<p><a href=\"https:\/\/www.auditsi.eu\/?p=1728\" class=\"more-link\">Continue reading &lsquo;Mod\u00e9lisation des donn\u00e9es selon la m\u00e9thode MERISE&rsquo; &raquo;<\/a><\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_counters\" href=\"https:\/\/www.hupso.com\/share\/\"><img src=\"https:\/\/static.hupso.com\/share\/buttons\/lang\/fr\/share-small.png\" style=\"border:0px; padding-top:2px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_c=new Array(\"twitter\",\"facebook_like\",\"facebook_send\",\"email\",\"print\",\"linkedin\");var hupso_counters_lang = \"fr_FR\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"BenoitRiviere14\";var hupso_url_c=\"\";var hupso_title_c=\"Mod%C3%A9lisation%20des%20donn%C3%A9es%20selon%20la%20m%C3%A9thode%20MERISE\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/counters.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"ngg_post_thumbnail":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[30,24],"tags":[983,975,947,959,951,970,61,956,966,974,969,984,972,967,965,606,964,955,963,973,976,954,977,687,957,953,978,980,979,82,945,110,950,952,948,960,958,946,971,962,949,1624,961],"class_list":["post-1728","post","type-post","status-publish","format-standard","hentry","category-sites-internet","category-systeme-dinformation","tag-983","tag-agregation","tag-ambiguite","tag-anti-projection","tag-association","tag-attribut","tag-base-de-donnees","tag-cardinalite","tag-cif","tag-classe","tag-cle","tag-conception","tag-conception-orientee-objet","tag-contrainte-dintegrite-fonctionnelle","tag-decomposition","tag-dependance","tag-dependance-fonctionnelle","tag-dimension","tag-division","tag-encapsulation","tag-heritage","tag-identifiant","tag-instanciation","tag-jointure","tag-langage-algebrique","tag-liaison","tag-mcd","tag-merise","tag-modele-conceptuel-des-donnees","tag-modelisation","tag-niveau-conceptuel","tag-normalisation","tag-objet","tag-occurrence","tag-polysemie","tag-produit-cartesien","tag-projection","tag-propriete","tag-schema-relationnel","tag-selection","tag-synonymie","tag-systeme-dinformation","tag-theta-jointure"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_likes_enabled":false,"_links":{"self":[{"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=\/wp\/v2\/posts\/1728","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1728"}],"version-history":[{"count":2,"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=\/wp\/v2\/posts\/1728\/revisions"}],"predecessor-version":[{"id":1731,"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=\/wp\/v2\/posts\/1728\/revisions\/1731"}],"wp:attachment":[{"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1728"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1728"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.auditsi.eu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1728"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}