{"id":36613,"date":"2021-01-21T12:48:00","date_gmt":"2021-01-21T11:48:00","guid":{"rendered":"https:\/\/datascientest.com\/?p=36613"},"modified":"2023-11-13T11:29:56","modified_gmt":"2023-11-13T11:29:56","slug":"business-intelligence","status":"publish","type":"post","link":"https:\/\/datascientest.com\/business-intelligence","title":{"rendered":"Introduction \u00e0 la Business Intelligence"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"36613\" class=\"elementor elementor-36613\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ebb6c71 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ebb6c71\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1fdf6f1\" data-id=\"1fdf6f1\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-28bc96d elementor-widget elementor-widget-heading\" data-id=\"28bc96d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">La Business Intelligence (BI) ou l\u2019Informatique D\u00e9cisionnelle permet \u00e0 tous les acteurs d\u2019une entreprise d\u2019avoir une vision globale sur leurs activit\u00e9s pour les aider dans leurs prises de d\u00e9cisions. Cette m\u00e9thodologie combine de nombreuses techniques, outils et infrastructures de gestion data pour octroyer le meilleur r\u00e9sultat. <\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bd7902f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bd7902f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1c00209\" data-id=\"1c00209\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c38eac6 elementor-widget elementor-widget-text-editor\" data-id=\"c38eac6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><span style=\"font-weight: 400;\">Gr\u00e2ce aux outils de Business Intelligence, il est possible de<\/span><b> cr\u00e9er des analyses avec des donn\u00e9es historiques<\/b><span style=\"font-weight: 400;\">, actuelles ou m\u00eame pr\u00e9dictives. L&rsquo;utilisation du <\/span><b>Big Data<\/b><span style=\"font-weight: 400;\"> et de la\u00a0<\/span><a href=\"https:\/\/datascientest.com\/data-science-definition\" target=\"_blank\" rel=\"noopener\">Data science<\/a><span style=\"font-weight: 400;\">, la BI peut <\/span><b>traiter de tr\u00e8s grand volume de donn\u00e9es complexes<\/b>, le tout en quelques minutes.<span style=\"font-weight: 400;\">\u00a0Les d\u00e9cisions qui d\u00e9coulent de ces analyses peuvent \u00eatre aussi bien op\u00e9rationnelles que strat\u00e9giques.<\/span><\/p><p><span style=\"font-weight: 400;\">D\u00e9couvrez dans cet article <\/span><b>les fondamentaux de la Business Intelligence<\/b><span style=\"font-weight: 400;\"> et comment la mettre en place dans votre entreprise.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-afedb87 e-flex e-con-boxed e-con\" data-id=\"afedb87\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c1c7675 elementor-widget elementor-widget-heading\" data-id=\"c1c7675\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Qu'est-ce que la Business Intelligence ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-57b5888 e-flex e-con-boxed e-con\" data-id=\"57b5888\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-dc607e0 e-con-full e-flex e-con\" data-id=\"dc607e0\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-afa7e44 e-con-full e-flex e-con\" data-id=\"afa7e44\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e501a52 elementor-widget elementor-widget-video\" data-id=\"e501a52\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/L83Nnii4y28?si=hPU9KS4zKKBITnf5&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-video .elementor-widget-container{overflow:hidden;transform:translateZ(0)}.elementor-widget-video .elementor-wrapper{aspect-ratio:var(--video-aspect-ratio)}.elementor-widget-video .elementor-wrapper iframe,.elementor-widget-video .elementor-wrapper video{height:100%;width:100%;display:flex;border:none;background-color:#000}@supports not (aspect-ratio:1\/1){.elementor-widget-video .elementor-wrapper{position:relative;overflow:hidden;height:0;padding-bottom:calc(100% \/ var(--video-aspect-ratio))}.elementor-widget-video .elementor-wrapper iframe,.elementor-widget-video .elementor-wrapper video{position:absolute;top:0;right:0;bottom:0;left:0}}.elementor-widget-video .elementor-open-inline .elementor-custom-embed-image-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background-size:cover;background-position:50%}.elementor-widget-video .elementor-custom-embed-image-overlay{cursor:pointer;text-align:center}.elementor-widget-video .elementor-custom-embed-image-overlay:hover .elementor-custom-embed-play i{opacity:1}.elementor-widget-video .elementor-custom-embed-image-overlay img{display:block;width:100%;aspect-ratio:var(--video-aspect-ratio);-o-object-fit:cover;object-fit:cover;-o-object-position:center center;object-position:center center}@supports not (aspect-ratio:1\/1){.elementor-widget-video .elementor-custom-embed-image-overlay{position:relative;overflow:hidden;height:0;padding-bottom:calc(100% \/ var(--video-aspect-ratio))}.elementor-widget-video .elementor-custom-embed-image-overlay img{position:absolute;top:0;right:0;bottom:0;left:0}}.elementor-widget-video .e-hosted-video .elementor-video{-o-object-fit:cover;object-fit:cover}.e-con-inner>.elementor-widget-video,.e-con>.elementor-widget-video{width:var(--container-widget-width);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-251142d e-con-full e-flex e-con\" data-id=\"251142d\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dde95ab elementor-widget elementor-widget-text-editor\" data-id=\"dde95ab\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Pour exploiter au mieux les donn\u00e9es, la Business Intelligence combine l&rsquo;analytique, le data mining, la visualisation des donn\u00e9es, les infrastructures de gestions et les outils data. Ce <strong>m\u00e9lange de pratiques<\/strong> fournit des rapports d\u00e9taill\u00e9s et pr\u00e9cis pour <strong>aider les entreprises \u00e0 d\u00e9cider des prochains changements<\/strong>. La Business Intelligence ne peut s&rsquo;effectuer que si l&rsquo;entreprise dispose d&rsquo;ensemble de donn\u00e9es, la BI<strong> favorise le changement<\/strong>, l&rsquo;am\u00e9lioration et l&rsquo;adaptabilit\u00e9 aux \u00e9volutions du march\u00e9.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-01e9c6a e-flex e-con-boxed e-con\" data-id=\"01e9c6a\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d8ba1f4 elementor-widget elementor-widget-heading\" data-id=\"d8ba1f4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Quelles sont les techniques de Business Intelligence ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0c3cb4 elementor-widget elementor-widget-text-editor\" data-id=\"f0c3cb4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Comme expliqu\u00e9 avant, la Business Intelligence repr\u00e9sente \u00e0 la fois les m\u00e9thodes utilis\u00e9es pour collecter, stocker ou analyser et le processus complet d&rsquo;analyse. A mesure que les ann\u00e9es d\u00e9filent et que les m\u00e9thodes data se d\u00e9veloppent, de nouvelles solutions viennent s&rsquo;ajouter \u00e0 la m\u00e9thodologie pour obtenir un r\u00e9sultat plus probant :<\/p><ul><li>\u00a0Tout d&rsquo;abord <strong>la pr\u00e9paration des donn\u00e9es<\/strong> consiste \u00e0 compiler <a href=\"https:\/\/datascientest.com\/definition-data-source\">plusieurs sources de donn\u00e9es<\/a> pour identifier des mesures et les pr\u00e9parer aux diff\u00e9rentes analyses.<\/li><li><a href=\"https:\/\/datascientest.com\/data-mining-tout-savoir\">Le Data Mining<\/a> utilise les sources de donn\u00e9es pour d\u00e9gager des tendances dans les ensembles de donn\u00e9es.<\/li><li><strong>Le benchmarking<\/strong> compare les anciennes donn\u00e9es et les actuelles pour d\u00e9terminer un rendement par rapport aux objectifs ou la strat\u00e9gie mise en place.<\/li><li><a href=\"https:\/\/datascientest.com\/data-analysis-tout-savoir\">L&rsquo;analyse descriptive<\/a> consiste en une analyse de donn\u00e9es primaires, elle permet d&rsquo;expliquer les \u00e9v\u00e9nements qui se sont produits.<\/li><li><strong>L&rsquo;analyse statistique<\/strong> se sert des r\u00e9sultats de l&rsquo;analyse descriptive pour approfondir l&rsquo;analyse \u00e0 l&rsquo;aide de statistiques. Elle permet de remarquer les tendances qui sont apparues et leurs origines.\u00a0<\/li><li><strong>L&rsquo;analyse visuelle<\/strong> d\u00e9taille les donn\u00e9es de fa\u00e7on visuel, de sorte \u00e0 communiquer des points importants par le biais de graphiques ou de Dashboard.<\/li><li><a href=\"https:\/\/datascientest.com\/quest-ce-la-dataviz-le-point-avec-nos-data-experts\">La visualisation des donn\u00e9es<\/a> transforme les rapports d&rsquo;analyses en repr\u00e9sentations visuelles compr\u00e9hensibles pour les non-initi\u00e9es \u00e0 la data.<\/li><li><strong>Le reporting<\/strong> repr\u00e9sente la derni\u00e8re \u00e9tape de la BI. Il s&rsquo;agit du partage des analyses entre les diff\u00e9rents intervenants.<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7f5da83 e-flex e-con-boxed e-con\" data-id=\"7f5da83\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2b6483c elementor-widget elementor-widget-heading\" data-id=\"2b6483c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Pourquoi la Business Intelligence est-elle importante ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-769c3cd elementor-widget elementor-widget-text-editor\" data-id=\"769c3cd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>L&rsquo;objectif de la Business Intelligence est <strong>d&rsquo;offrir aux d\u00e9cisionnaires<\/strong> d&rsquo;une entreprise des \u00e9claircissements sur des prises de d\u00e9cisions gr\u00e2ce aux donn\u00e9es. En comparant les donn\u00e9es actuelles avec d&rsquo;anciennes donn\u00e9es, parfois plusieurs ann\u00e9es en arri\u00e8re, les analyses peuvent <strong>remarquer des tendances ou des am\u00e9liorations possibles<\/strong> \u00e0 mettre en place. En utilisant efficacement ces techniques, vous pourrez facilement optimiser votre chiffre d&rsquo;affaire ou votre recrutement.\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e573005 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e573005\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4ab2820\" data-id=\"4ab2820\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5d28d01 elementor-widget elementor-widget-heading\" data-id=\"5d28d01\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Comment mettre en place la Business Intelligence ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-671ee10 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"671ee10\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6867acb\" data-id=\"6867acb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8f25237 elementor-widget elementor-widget-text-editor\" data-id=\"8f25237\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>La Business Intelligence consiste en<strong> 4 \u00e9tapes essentielles<\/strong>, Data Sources, ETL, Data Warehouse et Reporting. Ci-dessous nous vous expliquerons comment initialiser chaque \u00e9tape de votre BI :\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-678fb83 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"678fb83\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-db8789f\" data-id=\"db8789f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7aa6334 elementor-widget elementor-widget-video\" data-id=\"7aa6334\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/XxrX9GxBtJU&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3b04a93 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3b04a93\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-820c9a0\" data-id=\"820c9a0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d07332d elementor-widget elementor-widget-heading\" data-id=\"d07332d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Source de donn\u00e9es<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59a7ea4 elementor-widget elementor-widget-text-editor\" data-id=\"59a7ea4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Les donn\u00e9es d\u2019une entreprise sont r\u00e9parties dans plusieurs <\/span><b>syst\u00e8mes d\u2019informations, CRM <\/b><span style=\"font-weight: 400;\">(Customer Relationship Management), <\/span><b>ERP<\/b><span style=\"font-weight: 400;\"> (Enterprise Resource Planning),<\/span><b> bases de donn\u00e9es, fichiers plats<\/b><span style=\"font-weight: 400;\"> etc. <\/span><span style=\"font-weight: 400;\">Gr\u00e2ce \u00e0 la BI, il est possible d\u2019extraire et de consolider ces donn\u00e9es pour les restituer \u00e0 travers des tableaux de bord et permettre aux utilisateurs de r\u00e9aliser des analyses d\u00e9taill\u00e9es.<\/span><span style=\"font-weight: 400;\"> Afin d\u2019approfondir encore plus les analyses, il est possible de consolider les donn\u00e9es \u00e0 la fois internes et externes comme les r\u00e9seaux sociaux ou Gartner par exemple.<\/span><\/p><p><span style=\"font-weight: 400;\">Toutes ces donn\u00e9es, bien qu\u2019elles soient disponibles et accessibles, il faut pouvoir les r\u00e9cup\u00e9rer, les transformer pour les nettoyer et les arranger mais aussi pour les stocker. Et c\u2019est \u00e0 l\u2019aide d\u2019un <\/span><b>ETL <\/b><span style=\"font-weight: 400;\">(nous verrons ci-dessous son fonctionnement ) que nous pouvons r\u00e9aliser cela. Toutes les donn\u00e9es pourraient \u00eatre r\u00e9cup\u00e9r\u00e9es et stock\u00e9es. Dans l\u2019id\u00e9al,<\/span><b> l\u2019identification des donn\u00e9es essentielles au besoin exprim\u00e9 permet de r\u00e9duire les co\u00fbts et d\u2019am\u00e9liorer les performances globales<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-10cc7d7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"10cc7d7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-aa24c22\" data-id=\"aa24c22\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-482eb48 elementor-widget elementor-widget-image\" data-id=\"482eb48\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"91\" height=\"302\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/DATA-SOURCE.png\" class=\"attachment-large size-large wp-image-36648\" alt=\"\" srcset=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/DATA-SOURCE.png 91w, https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/DATA-SOURCE-90x300.png 90w\" sizes=\"(max-width: 91px) 100vw, 91px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Data source<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3766f77 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3766f77\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-57db083\" data-id=\"57db083\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4acb391 elementor-widget elementor-widget-heading\" data-id=\"4acb391\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. ETL (Extract Transform Load)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b3cd52 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b3cd52\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-14bd001\" data-id=\"14bd001\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f634546 elementor-widget elementor-widget-text-editor\" data-id=\"f634546\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">L\u2019objectif d\u2019un <a href=\"https:\/\/datascientest.com\/extract-transform-load-tout-savoir\">ETL pour Extract-Transform-Load<\/a> est de r\u00e9cup\u00e9rer des donn\u00e9es de diff\u00e9rentes sources en entr\u00e9e et d\u2019avoir en sortie des donn\u00e9es propres, exploitables par diff\u00e9rentes fonctions analytiques. Pour cela, nous distinguons trois \u00e9tapes.<\/span><\/p>\n<p><b>Extraction<\/b><span style=\"font-weight: 400;\">, les sources de donn\u00e9es d\u2019une entreprise sont multiples, il est n\u00e9cessaire pour l\u2019ETL d\u2019avoir de nombreux connecteurs pour r\u00e9cup\u00e9rer les donn\u00e9es int\u00e9ressantes. <\/span><span style=\"font-weight: 400;\">L\u2019ETL va ainsi se connecter aux diff\u00e9rentes sources pour extraire les donn\u00e9es ou selon les syst\u00e8mes, attendre que les donn\u00e9es soient envoy\u00e9es.<\/span><\/p>\n<p><b>Transformation<\/b><span style=\"font-weight: 400;\">, cette \u00e9tape est primordiale car elle permet de nettoyer, trier, organiser les donn\u00e9es entrantes en fonction des besoins. <\/span><span style=\"font-weight: 400;\">Lors de la transformation, plusieurs r\u00e8gles s\u2019appliquent comme la standardisation, la d\u00e9duplication ou encore la v\u00e9rification.<\/span><\/p>\n<p><b>Chargement<\/b><span style=\"font-weight: 400;\">, derni\u00e8re \u00e9tape du processus qui consiste \u00e0 charger les donn\u00e9es extraites puis transform\u00e9es dans le Data Warehouse.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tout ce processus se lance de mani\u00e8re g\u00e9n\u00e9rale de fa\u00e7on<\/span><b> automatis\u00e9e<\/b><span style=\"font-weight: 400;\">. L\u2019ETL prend en compte notamment la gestion des exceptions.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cette \u00e9tape dans la Business Intelligence est primordiale. <\/span><span style=\"font-weight: 400;\">La bonne mise en place d\u2019un ETL permet d\u2019obtenir des donn\u00e9es qualitatives, exploitables et analysables. <\/span><span style=\"font-weight: 400;\">Avec les outils de reporting sur le march\u00e9, nous verrons que cette \u00e9tape peut \u00eatre int\u00e9gr\u00e9e directement dans ces outils. Cependant il faut garder en m\u00e9moire que ce n\u2019est pas optimal de fonctionner ainsi. Pour des processus plus robustes et surtout plus performants, l\u2019utilisation d\u2019un ETL est tr\u00e8s recommand\u00e9e.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a52b067 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a52b067\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-652c479\" data-id=\"652c479\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2c8698c elementor-widget elementor-widget-image\" data-id=\"2c8698c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"220\" height=\"302\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/2-1.png\" class=\"attachment-large size-large wp-image-36666\" alt=\"\" srcset=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/2-1.png 220w, https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/2-1-219x300.png 219w\" sizes=\"(max-width: 220px) 100vw, 220px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Extract \u2013 Transform - Load<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2352a5b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2352a5b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9ca9c80\" data-id=\"9ca9c80\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f4e2566 elementor-widget elementor-widget-text-editor\" data-id=\"f4e2566\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"color: #000000;\"><i><span style=\"font-weight: 400;\">Note : Lorsque de tr\u00e8s grands volumes de donn\u00e9es sont trait\u00e9s \u00e0 l\u2019aide des solutions de Big Data, \u00e0 la place d\u2019un ETL, nous utiliserons plut\u00f4t des ELT (Extract \u2013 Load \u2013 Transform). <\/span><\/i><span style=\"font-weight: 400;\">Dans ce cas, toutes les donn\u00e9es sont r\u00e9cup\u00e9r\u00e9es, stock\u00e9es sans traitement g\u00e9n\u00e9ralement dans un\u00a0<\/span><\/span><a href=\"https:\/\/datascientest.com\/data-lake-tout-savoir\" target=\"_blank\" rel=\"noopener\">Data Lake<\/a><span style=\"color: #000000;\"><span style=\"font-weight: 400;\">, puis elles seront transform\u00e9es en fonction des besoins.<\/span><\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b1e912 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b1e912\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-16b5925\" data-id=\"16b5925\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6bc6746 elementor-widget elementor-widget-heading\" data-id=\"6bc6746\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Data Warehouse (DWH)<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-725c1ea elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"725c1ea\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-77d74f9\" data-id=\"77d74f9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-722c5b5 elementor-widget elementor-widget-text-editor\" data-id=\"722c5b5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Nous avons vu quelles donn\u00e9es peuvent \u00eatre r\u00e9cup\u00e9r\u00e9es et comment cela s\u2019op\u00e8re. L\u2019\u00e9tape suivante est de <\/span><b>stocker ces donn\u00e9es<\/b><span style=\"font-weight: 400;\">, en g\u00e9n\u00e9ral, nous utilisons des entrep\u00f4ts de donn\u00e9es. Il s\u2019agit d\u2019un ensemble de bases de donn\u00e9es qui contient une partie ou l\u2019int\u00e9gralit\u00e9 des donn\u00e9es fonctionnelles d\u2019une entreprise. Gr\u00e2ce au travail r\u00e9alis\u00e9 avec l\u2019ETL, les donn\u00e9es sont d\u00e9j\u00e0 bien structur\u00e9es et propres.<\/span><\/p><p><span style=\"font-weight: 400;\">Les entrep\u00f4ts de donn\u00e9es permettent un stockage de donn\u00e9es important, mais pas uniquement. Ces entrep\u00f4ts sont aussi utilis\u00e9s pour<\/span><b> historiser les donn\u00e9es<\/b><span style=\"font-weight: 400;\">. <\/span><span style=\"font-weight: 400;\">Ainsi, aucune donn\u00e9e n\u2019est supprim\u00e9e ou remplac\u00e9e, mais historis\u00e9e au fil du temps. <\/span><span style=\"font-weight: 400;\">Cela permet de <\/span><b>construire des analyses avec un suivi dans le temps<\/b><span style=\"font-weight: 400;\"> de certains indicateurs. Nous avons vu que l\u2019ETL effectuait une transformation des donn\u00e9es avant de les charger. Il est aussi envisageable de stocker les donn\u00e9es brutes en plus des donn\u00e9es transform\u00e9es. Elles pourront \u00eatre utilis\u00e9es pour de futurs besoins.<\/span><\/p><p><span style=\"font-weight: 400;\">Nous allons nous concentrer sur la partie nous permettant d\u2019analyser les donn\u00e9es. Pour cela, il y a des<\/span><b> bonnes pratiques <\/b><span style=\"font-weight: 400;\">et des<\/span><b> r\u00e8gles \u00e0 respecter<\/b><span style=\"font-weight: 400;\"> afin d\u2019avoir une<\/span><b> structure de donn\u00e9es coh\u00e9rente et performante dans un contexte BI<\/b><span style=\"font-weight: 400;\">. Le mod\u00e8le de donn\u00e9es le plus commun est le sch\u00e9ma en \u00e9toile. <\/span><span style=\"font-weight: 400;\">Dans ce sch\u00e9ma nous avons 2 types de tables :<\/span><\/p><p><span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">Tables de faits, contiennent les mesures type\u00a0<\/span><a href=\"https:\/\/datascientest.com\/les-kpis-key-performance-indicators\" target=\"_blank\" rel=\"noopener\">kpi<\/a><span style=\"font-weight: 400;\">, prix, quantit\u00e9 ;<\/span><\/p><p><span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">Tables de dimensions, contiennent les concepts d\u2019entreprise tels que client, usine, temps.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2a7fe99 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2a7fe99\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1512a71\" data-id=\"1512a71\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-85817e5 elementor-widget elementor-widget-image\" data-id=\"85817e5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"351\" height=\"302\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/unnamed-4.png\" class=\"attachment-large size-large wp-image-36677\" alt=\"Data Warehouse\" srcset=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/unnamed-4.png 351w, https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/unnamed-4-300x258.png 300w\" sizes=\"(max-width: 351px) 100vw, 351px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Data Warehouse<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-01ed142 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"01ed142\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d8ae4a1\" data-id=\"d8ae4a1\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6b797ce elementor-widget elementor-widget-text-editor\" data-id=\"6b797ce\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">D\u00e9sormais, nous avons r\u00e9cup\u00e9r\u00e9 les donn\u00e9es depuis diff\u00e9rentes sources, elles ont \u00e9t\u00e9 transform\u00e9es et stock\u00e9es dans le\u00a0<\/span><a href=\"https:\/\/datascientest.com\/data-warehouse\" target=\"_blank\" rel=\"noopener\">Data Warehouse\u00a0<\/a><span style=\"font-weight: 400;\">qui a \u00e9t\u00e9 structur\u00e9 de telle sorte \u00e0 nous simplifier la construction de nos analyses. Derni\u00e8re \u00e9tape, <\/span><b>cr\u00e9er des tableaux de bord<\/b><span style=\"font-weight: 400;\"> \u00e0 l\u2019aide des outils de reporting.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ad8c50d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ad8c50d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3212e09\" data-id=\"3212e09\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-22c1ffa elementor-widget elementor-widget-heading\" data-id=\"22c1ffa\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. Reporting<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8871193 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8871193\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b2d9bf4\" data-id=\"b2d9bf4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c572d98 elementor-widget elementor-widget-text-editor\" data-id=\"c572d98\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">L\u2019objectif de ces outils est de raconter une histoire avec les donn\u00e9es que nous avons r\u00e9cup\u00e9r\u00e9es. Une grille avec des donn\u00e9es brutes est tr\u00e8s souvent difficile \u00e0 analyser et pas efficace. C\u2019est pourquoi<\/span><b> l\u2019utilisation de graphiques, selon le type de donn\u00e9es et l\u2019objectif vis\u00e9, <\/b><span style=\"font-weight: 400;\">est indispensable.<\/span><\/p><p><span style=\"font-weight: 400;\">Ces outils se d\u00e9composent en g\u00e9n\u00e9ral en 4 parties :<\/span><\/p><ul><li><b>R\u00e9cup\u00e9ration des donn\u00e9es<\/b><span style=\"font-weight: 400;\"> stock\u00e9es dans le Data Warehouse ;<\/span><\/li><li><b>Mod\u00e9lisation<\/b><span style=\"font-weight: 400;\"> logique des donn\u00e9es ;<\/span><\/li><li><span style=\"font-weight: 400;\">Construction des<\/span><b> tableaux de bord <\/b><span style=\"font-weight: 400;\">;<\/span><\/li><li><b>Partage et diffusion<\/b><span style=\"font-weight: 400;\">.<\/span><\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-68ad3ec elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"68ad3ec\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7e16009\" data-id=\"7e16009\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9086338 elementor-widget elementor-widget-image\" data-id=\"9086338\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"512\" height=\"253\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/unnamed-1-2.png\" class=\"attachment-large size-large wp-image-36685\" alt=\"Reporting et diffusion\" srcset=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/unnamed-1-2.png 512w, https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/unnamed-1-2-300x148.png 300w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Reporting et diffusion<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-893d11e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"893d11e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-718be38\" data-id=\"718be38\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-62ff4e3 elementor-widget elementor-widget-heading\" data-id=\"62ff4e3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Quels sont les domaines d'utilisations de la Business Intelligence ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f50ab8b elementor-widget elementor-widget-text-editor\" data-id=\"f50ab8b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>De nombreux secteurs diff\u00e9rents ont adopt\u00e9 la BI comme la m\u00e9decine, l&rsquo;IT et l\u2019\u00e9ducation. <b>Toutes les organisations<\/b> peuvent utiliser les donn\u00e9es pour transformer leurs op\u00e9rations.<\/p><p><strong>Des soci\u00e9t\u00e9s de services financiers<\/strong> utilisent d\u00e9j\u00e0 la BI pour obtenir une vue compl\u00e8te de toutes leurs succursales afin de mesurer leur performance et d\u2019identifier les opportunit\u00e9s. L\u2019acc\u00e8s \u00e0 une plate-forme centrale de veille strat\u00e9gique a permis \u00e0 certaines d\u2019entre elles de rassembler toutes les donn\u00e9es de leurs succursales dans <strong>un seul tableau de bord<\/strong>.<\/p><p>Les d\u00e9cideurs dans ces entreprises peuvent d\u00e9sormais <strong>identifier les clients<\/strong> dont les besoins en mati\u00e8re d\u2019investissement pourraient changer. Ils peuvent \u00e9galement savoir si les performances d\u2019une r\u00e9gion sont sup\u00e9rieures ou inf\u00e9rieures \u00e0 la moyenne et voir quelles branches sont le moteur des performances dans cette r\u00e9gion. Il en r\u00e9sulte <strong>davantage de possibilit\u00e9s d\u2019optimisation<\/strong> et un meilleur service pour les clients.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e8b76f3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e8b76f3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-39b267b\" data-id=\"39b267b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a57b6ee elementor-widget elementor-widget-heading\" data-id=\"a57b6ee\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Quel est le futur de la Business Intelligence ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ccefde elementor-widget elementor-widget-text-editor\" data-id=\"6ccefde\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400; color: #000000;\">Le secteur de la BI <strong>\u00e9volue constamment<\/strong> en fonction des besoins des entreprises et de la technologie. Il est aussi clair que <a href=\"https:\/\/datascientest.com\/intelligence-artificielle-definition\">l\u2019intelligence artificielle<\/a> et <a href=\"https:\/\/datascientest.com\/apprentissage-automatique\">l\u2019apprentissage automatique<\/a> continueront de cro\u00eetre et que les entreprises peuvent <strong>int\u00e9grer les connaissances de l\u2019IA dans leur strat\u00e9gie BI<\/strong>. \u00c0 mesure qu\u2019elles s\u2019efforcent de s\u2019orienter davantage sur le Big Data, il y aura plus de partage des donn\u00e9es et de collaboration. <strong>La visualisation des donn\u00e9es<\/strong> sera encore plus indispensable pour travailler ensemble en \u00e9quipes et entre d\u00e9partements.<\/span><\/p><p><span style=\"font-weight: 400; color: #000000;\">La BI offre des capacit\u00e9s de suivi des ventes en temps quasi r\u00e9el, permet aux entreprises de d\u00e9couvrir des informations sur le comportement des clients, de faire des pr\u00e9visions de revenus, etc. Diverses industries telles que la vente au d\u00e9tail, l\u2019assurance et le p\u00e9trole ont adopt\u00e9 la BI. Les plateformes BI <strong>s\u2019adaptent aux nouvelles technologies<\/strong> et \u00e0 l\u2019innovation de leurs utilisateurs.\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f1795ac elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f1795ac\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-20915d6\" data-id=\"20915d6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a17edd8 elementor-widget elementor-widget-text-editor\" data-id=\"a17edd8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400; color: #000000;\">Nous avons vu toutes les \u00e9tapes cl\u00e9s pour <strong>construire un processus<\/strong> performant et respectant les principes fondamentaux de la Business Intelligence. Depuis les sources de donn\u00e9es aux partages et diffusions des tableaux de bord nous avons parcouru l\u2019int\u00e9gralit\u00e9 de la cha\u00eene d\u00e9cisionnelle.<\/span><\/p><p><span style=\"font-weight: 400; color: #000000;\">La BI est un domaine transverse qui lie la donn\u00e9e aux m\u00e9tiers. En s\u2019appuyant sur de nombreuses technologies li\u00e9es \u00e0 la Data Science, au Data Engineering et \u00e0 la Data Analysis, il est possible d\u2019apporter beaucoup d\u2019informations \u00e0 tous les m\u00e9tiers d\u2019une entreprise. Si vous souhaitez en savoir plus sur l\u2019informatique d\u00e9cisionnelle, nous avons d\u00e9velopp\u00e9 <a href=\"https:\/\/datascientest.com\/formation-data-analyst\">le cursus Data Analyst<\/a> qui aborde ce sujet.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-679f893 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"679f893\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a863630\" data-id=\"a863630\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eab5493 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"eab5493\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"https:\/\/datascientest.com\/formation-data-analyst\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">D\u00e9couvrir notre formation DA <\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0018f5a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0018f5a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-43cbef3\" data-id=\"43cbef3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-903548e elementor-widget elementor-widget-html\" data-id=\"903548e\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [{\n    \"@type\": \"Question\",\n    \"name\": \"Source de donn\u00e9es\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Les donn\u00e9es d\u2019une entreprise sont r\u00e9parties dans plusieurs syst\u00e8mes d\u2019informations, CRM (Customer Relationship Management), ERP (Enterprise Resource Planning), bases de donn\u00e9es, fichiers plats etc. Gr\u00e2ce \u00e0 la BI, il est possible d\u2019extraire et de consolider ces donn\u00e9es pour les restituer \u00e0 travers des tableaux de bord et permettre aux utilisateurs de r\u00e9aliser des analyses d\u00e9taill\u00e9es. Afin d\u2019approfondir encore plus les analyses, il est possible de consolider les donn\u00e9es \u00e0 la fois internes et externes comme les r\u00e9seaux sociaux ou Gartner par exemple.\"\n    }\n  },{\n    \"@type\": \"Question\",\n    \"name\": \"ETL (Extract Transform Load)\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"L\u2019objectif d\u2019un ETL est de r\u00e9cup\u00e9rer des donn\u00e9es de diff\u00e9rentes sources en entr\u00e9e et d\u2019avoir en sortie des donn\u00e9es propres, exploitables par diff\u00e9rentes fonctions analytiques. Pour cela, nous distinguons trois \u00e9tapes.\"\n    }\n  },{\n    \"@type\": \"Question\",\n    \"name\": \"Data Warehouse (DWH)\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Nous avons vu quelles donn\u00e9es peuvent \u00eatre r\u00e9cup\u00e9r\u00e9es et comment cela s\u2019op\u00e8re. L\u2019\u00e9tape suivante est de stocker ces donn\u00e9es, en g\u00e9n\u00e9ral, nous utilisons des entrep\u00f4ts de donn\u00e9es. Il s\u2019agit d\u2019un ensemble de bases de donn\u00e9es qui contient une partie ou l\u2019int\u00e9gralit\u00e9 des donn\u00e9es fonctionnelles d\u2019une entreprise. Gr\u00e2ce au travail r\u00e9alis\u00e9 avec l\u2019ETL, les donn\u00e9es sont d\u00e9j\u00e0 bien structur\u00e9es et propres.\"\n    }\n  },{\n    \"@type\": \"Question\",\n    \"name\": \"Reporting gr\u00e2ce \u00e0 la Business Intelligence\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"L\u2019objectif de ces outils est de raconter une histoire avec les donn\u00e9es que nous avons r\u00e9cup\u00e9r\u00e9es. Une grille avec des donn\u00e9es brutes est tr\u00e8s souvent difficile \u00e0 analyser et pas efficace. C\u2019est pourquoi l\u2019utilisation de graphiques, selon le type de donn\u00e9es et l\u2019objectif vis\u00e9, est indispensable.\"\n    }\n  }]\n}\n<\/script>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>La Business Intelligence (BI) ou l\u2019Informatique D\u00e9cisionnelle permet \u00e0 tous les acteurs d\u2019une entreprise d\u2019avoir une vision globale sur leurs activit\u00e9s pour les aider dans leurs prises de d\u00e9cisions. Cette m\u00e9thodologie combine de nombreuses techniques, outils et infrastructures de gestion data pour octroyer le meilleur r\u00e9sultat. Gr\u00e2ce aux outils de Business Intelligence, il est possible [&hellip;]<\/p>\n","protected":false},"author":74,"featured_media":39398,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"content-type":"","inline_featured_image":false},"categories":[2493],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.7 (Yoast SEO v21.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Introduction \u00e0 la Business Intelligence - multi.datascientest.com<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez avec un de nos experts la business intelligence ou BI : l&#039;ensemble des outils qui permettent de traiter et analyser la donn\u00e9e.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/datascientest.com\/business-intelligence\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction \u00e0 la Business Intelligence\" \/>\n<meta property=\"og:url\" content=\"https:\/\/datascientest.com\/business-intelligence\" \/>\n<meta property=\"og:site_name\" content=\"Formation Data Science | DataScientest.com\" \/>\n<meta property=\"article:published_time\" content=\"2021-01-21T11:48:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-11-13T11:29:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/illu_business_intelligence_blog-67.png\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1405\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Antoine Tardivon\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Antoine Tardivon\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"10 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/datascientest.com\/business-intelligence\",\"url\":\"https:\/\/datascientest.com\/business-intelligence\",\"name\":\"Introduction \u00e0 la Business Intelligence - multi.datascientest.com\",\"isPartOf\":{\"@id\":\"https:\/\/datascientest.com\/#website\"},\"datePublished\":\"2021-01-21T11:48:00+00:00\",\"dateModified\":\"2023-11-13T11:29:56+00:00\",\"author\":{\"@id\":\"https:\/\/datascientest.com\/#\/schema\/person\/40cb5b6317e138be77b9dd23007cab57\"},\"description\":\"D\u00e9couvrez avec un de nos experts la business intelligence ou BI : l'ensemble des outils qui permettent de traiter et analyser la donn\u00e9e.\",\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/datascientest.com\/business-intelligence\"]}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/datascientest.com\/#website\",\"url\":\"https:\/\/datascientest.com\/\",\"name\":\"Formation Data Science | DataScientest.com\",\"description\":\"Leader de la formation en Data Science\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/datascientest.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/datascientest.com\/#\/schema\/person\/40cb5b6317e138be77b9dd23007cab57\",\"name\":\"Antoine Tardivon\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/datascientest.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/11\/antoine-tardivon.jpeg\",\"contentUrl\":\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/11\/antoine-tardivon.jpeg\",\"caption\":\"Antoine Tardivon\"},\"description\":\"Antoine Tardivon est Data Scientist chez DataScientest. 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