{"id":36321,"date":"2021-01-26T12:08:24","date_gmt":"2021-01-26T11:08:24","guid":{"rendered":"https:\/\/datascientest.com\/?p=36321"},"modified":"2024-09-14T20:25:13","modified_gmt":"2024-09-14T20:25:13","slug":"big-data-tout-savoir","status":"publish","type":"post","link":"https:\/\/datascientest.com\/big-data-tout-savoir","title":{"rendered":"Big Data : d\u00e9finition, technologies, utilisations, formations"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"36321\" class=\"elementor elementor-36321\" 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-74d80f0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"74d80f0\" 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-d41f395\" data-id=\"d41f395\" 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-8b915c8 elementor-widget elementor-widget-heading\" data-id=\"8b915c8\" 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\">Le Big Data d\u00e9signe les m\u00e9gadonn\u00e9es collect\u00e9es par les entreprises de toutes les industries, analys\u00e9es afin d'en d\u00e9gager de pr\u00e9cieuses informations. D\u00e9couvrez tout ce que vous devez savoir sur le sujet.<\/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-24ed4b1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"24ed4b1\" 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-be52873\" data-id=\"be52873\" 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-950c8a8 elementor-widget elementor-widget-text-editor\" data-id=\"950c8a8\" 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>Avant de d\u00e9finir le Big Data, ou les m\u00e9gadonn\u00e9es, il est important de <strong>bien comprendre ce que sont les donn\u00e9es<\/strong>. Ce terme d\u00e9finit les quantit\u00e9s, les caract\u00e8res ou les symboles sur lesquels des op\u00e9rations sont effectu\u00e9es par un ordinateur. Les donn\u00e9es peuvent \u00eatre stock\u00e9es ou transmises sous forme de signaux \u00e9lectriques et enregistr\u00e9es sur un support m\u00e9canique, optique ou magn\u00e9tique.<\/p><p>Le <strong>terme de Big Data<\/strong> d\u00e9signe de vastes ensembles de donn\u00e9es collect\u00e9es par les entreprises, pouvant \u00eatre explor\u00e9es et analys\u00e9es afin d&rsquo;en d\u00e9gager des informations exploitables ou utilis\u00e9es pour des projets de\u00a0<strong><a href=\"https:\/\/datascientest.com\/machine-learning-tout-savoir\">Machine Learning<\/a><\/strong>.<\/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-5f22e6d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5f22e6d\" 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-6db6d28\" data-id=\"6db6d28\" 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-7652f9d elementor-widget elementor-widget-text-editor\" data-id=\"7652f9d\" 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>On d\u00e9finit souvent le Big Data par les \u00a0\u00bb 3 V \u00a0\u00bb qui le caract\u00e9risent : le volume et la vari\u00e9t\u00e9 des donn\u00e9es, et la v\u00e9locit\u00e9 avec laquelle elles sont g\u00e9n\u00e9r\u00e9es, collect\u00e9es et trait\u00e9es. C&rsquo;est ce qui diff\u00e9rencie les \u00a0\u00bb m\u00e9gadonn\u00e9es \u00a0\u00bb des donn\u00e9es traditionnelles.<\/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-6edc818 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6edc818\" 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-338ba88\" data-id=\"338ba88\" 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-7b39bcc elementor-widget elementor-widget-text-editor\" data-id=\"7b39bcc\" 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>Ces trois caract\u00e9ristiques furent identifi\u00e9es <strong>pour la premi\u00e8re fois en 2001<\/strong> par Doug Laney, analyste chez Meta Group Inc. Elles furent ensuite popularis\u00e9es par Gartner suite \u00e0 l&rsquo;acquisition de Meta Group en 2005. De nos jours, on attribue parfois d&rsquo;autres caract\u00e9ristiques au Big Data comme la v\u00e9racit\u00e9, la valeur et la variabilit\u00e9.<\/p><p>Dans les entreprises de toutes les industries, les syst\u00e8mes permettant de traiter et de stocker le Big Data sont devenus indispensables. Pour cause, <strong>les outils traditionnels<\/strong> de gestion de donn\u00e9es ne sont pas en mesure de stocker ou de traiter de tels ensembles massifs.<\/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-63643a0 e-flex e-con-boxed e-con\" data-id=\"63643a0\" 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-bf1cb39 e-con-full e-flex e-con\" data-id=\"bf1cb39\" 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-d51dac1 e-con-full e-flex e-con\" data-id=\"d51dac1\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a03f7d1 elementor-widget elementor-widget-video\" data-id=\"a03f7d1\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=aq38ZLLi5Rg&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;lazy_load&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&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-0dd0f2c e-con-full e-flex e-con\" data-id=\"0dd0f2c\" 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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-55cbc1a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"55cbc1a\" 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-2af4d12\" data-id=\"2af4d12\" 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-bea99be elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"bea99be\" 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\/formations-data\">\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\">Apprendre \u00e0 ma\u00eetriser le Big Data<\/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-b1f057f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b1f057f\" 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-c5264fe\" data-id=\"c5264fe\" 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-107b1ad elementor-widget elementor-widget-heading\" data-id=\"107b1ad\" 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\">\u00c0 quoi sert le Big Data ?<\/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-8952243 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8952243\" 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-c369bd7\" data-id=\"c369bd7\" 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-35cfeac elementor-widget elementor-widget-text-editor\" data-id=\"35cfeac\" 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>Dans tous les secteurs, les entreprises utilisent le Big Data engrang\u00e9 dans leurs syst\u00e8mes \u00e0 diff\u00e9rentes fins. Il peut s&rsquo;agir d&rsquo;am\u00e9liorer les op\u00e9rations, de proposer un meilleur service client, de cr\u00e9er <strong>des campagnes marketing personnalis\u00e9es<\/strong> bas\u00e9es sur les pr\u00e9f\u00e9rences des consommateurs, ou tout simplement d&rsquo;augmenter le chiffre d&rsquo;affaires.<\/p><p>Gr\u00e2ce au Big Data, les entreprises peuvent profiter d&rsquo;un <strong>avantage comp\u00e9titif<\/strong> face \u00e0 leurs concurrents n&rsquo;exploitant pas les donn\u00e9es. Elles peuvent prendre des d\u00e9cisions plus rapides et plus pr\u00e9cises, s&rsquo;appuyant directement sur les informations.<\/p><p>Par exemple, une entreprise peut analyser le Big Data pour d\u00e9couvrir de pr\u00e9cieuses informations sur les besoins et <strong>les attentes de ses clients<\/strong>. Ces informations peuvent ensuite \u00eatre exploit\u00e9es pour cr\u00e9er de nouveaux produits ou des campagnes marketing cibl\u00e9es afin d&rsquo;accro\u00eetre la fid\u00e9lit\u00e9 client ou d&rsquo;augmenter le taux de conversion. Une entreprise s&rsquo;appuyant totalement sur les donn\u00e9es pour aiguiller son \u00e9volution est qualifi\u00e9e de \u00a0\u00bb data-driven \u00a0\u00bb (dirig\u00e9e par les donn\u00e9es).<\/p><p>En outre, le Big Data est utilis\u00e9 dans le domaine <strong><a href=\"https:\/\/datascientest.com\/data-science-sante-medecine\" target=\"_blank\" rel=\"noopener\">de la recherche m\u00e9dicale<\/a><\/strong>. Il permet notamment d&rsquo;identifier des facteurs de risque de maladies, ou de r\u00e9aliser des diagnostics plus fiables et plus pr\u00e9cis. Les donn\u00e9es m\u00e9dicales permettent aussi d&rsquo;anticiper et de suivre les \u00e9ventuelles \u00e9pid\u00e9mies.<\/p><p>Les m\u00e9gadonn\u00e9es sont utilis\u00e9es dans presque tous les secteurs sans exception. L&rsquo;<strong>industrie de l&rsquo;\u00e9nergie<\/strong> s&rsquo;en sert pour d\u00e9couvrir des zones de forage potentielles et surveiller leurs op\u00e9rations ou le r\u00e9seau \u00e9lectrique. Les services financiers l&rsquo;utilisent pour g\u00e9rer les risques et analyser les donn\u00e9es du march\u00e9 en temps r\u00e9el.<\/p><p>Les fabricants et <strong>les entreprises de transport<\/strong>, quant \u00e0 eux, g\u00e8rent leurs cha\u00eenes logistiques et optimisent leurs itin\u00e9raires de livraison gr\u00e2ce aux donn\u00e9es. De m\u00eame, les gouvernements exploitent le Big Data pour la pr\u00e9vention du crime ou pour les initiatives de Smart City.<\/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-3fd7293 e-flex e-con-boxed e-con\" data-id=\"3fd7293\" 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-1426667 e-con-full e-flex e-con\" data-id=\"1426667\" 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-8b6a1f4 e-con-full e-flex e-con\" data-id=\"8b6a1f4\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-af75312 elementor-widget elementor-widget-video\" data-id=\"af75312\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/5otaBKsz7k4&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;lazy_load&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&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<div class=\"elementor-element elementor-element-e779c58 e-flex e-con-boxed e-con\" data-id=\"e779c58\" 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-db0b67e elementor-align-center button-principal elementor-widget elementor-widget-global elementor-global-144620 elementor-widget-button\" data-id=\"db0b67e\" 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-md\" href=\"https:\/\/datascientest.com\/formations-data\">\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\u00e9marrer une formation en Big Data<\/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\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-13bd171 e-con-full e-flex e-con\" data-id=\"13bd171\" 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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1d1f51f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1d1f51f\" 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-5ca6b8b\" data-id=\"5ca6b8b\" 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-41d3134 elementor-widget elementor-widget-heading\" data-id=\"41d3134\" 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 sources du Big Data ?<\/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-bebfd1a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bebfd1a\" 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-9eea270\" data-id=\"9eea270\" 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-4e1d48e elementor-widget elementor-widget-text-editor\" data-id=\"4e1d48e\" 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>Les m\u00e9gadonn\u00e9es peuvent provenir d&rsquo;une large vari\u00e9t\u00e9 de sources. En guise d&rsquo;exemple courant, on peut citer les syst\u00e8mes de transactions, les bases de donn\u00e9es de clients, ou encore les enregistrements m\u00e9dicaux.<\/p><p>De m\u00eame, <strong>l&rsquo;activit\u00e9 des internautes<\/strong> g\u00e9n\u00e8re une myriade de donn\u00e9es. Les logs de clics, les applications mobiles, ou encore les r\u00e9seaux sociaux capturent de nombreuses informations. L&rsquo;<strong>Internet des Objets<\/strong> est \u00e9galement une source de donn\u00e9es gr\u00e2ce \u00e0 leurs capteurs, qu&rsquo;il s&rsquo;agisse des machines industrielles ou d&rsquo;objets connect\u00e9s \u00a0\u00bb grand public \u00a0\u00bb comme les bracelets d\u00e9di\u00e9s \u00e0 l&rsquo;activit\u00e9 sportive.<\/p><p>Pour mieux comprendre, voici quelques exemples concrets de sources de Big Data. \u00c0 elle seule,<strong> la Bourse de New York<\/strong> g\u00e9n\u00e8re environ un terabyte de donn\u00e9es par jour.<\/p><p>C&rsquo;est \u00e9norme, mais ce n&rsquo;est rien en comparaison <strong>des r\u00e9seaux sociaux<\/strong>. Ainsi, Facebook ing\u00e8re chaque jour plus de 500 terabytes de nouvelles donn\u00e9es dans ses bases de donn\u00e9es. Ces donn\u00e9es sont principalement g\u00e9n\u00e9r\u00e9es par les t\u00e9l\u00e9chargements de photos et de vid\u00e9o, les \u00e9changes de messages et les commentaires laiss\u00e9s sous les publications.<\/p><p>En seulement 30 minutes de vol, <strong><a href=\"https:\/\/datascientest.com\/data-science-aeronautique-aviation\" target=\"_blank\" rel=\"noopener\">un simple moteur d&rsquo;avion<\/a><\/strong> peut g\u00e9n\u00e9rer plus de 10 terabytes de donn\u00e9es. Vous l&rsquo;aurez compris, le Big Data afflue d\u00e9sormais de multiples sources et les donn\u00e9es sont toujours plus volumineuses \u00e0 mesure que la technologie progresse&#8230;<\/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-46a2a8c e-flex e-con-boxed e-con\" data-id=\"46a2a8c\" 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-09f320b e-con-full e-flex e-con\" data-id=\"09f320b\" 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-be0a55e e-con-full e-flex e-con\" data-id=\"be0a55e\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-62680bc elementor-widget elementor-widget-video\" data-id=\"62680bc\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=JAO_3EvD3DY&amp;t=8s&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;lazy_load&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&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<\/div>\n\t\t<div class=\"elementor-element elementor-element-a626bca e-con-full e-flex e-con\" data-id=\"a626bca\" 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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a8f5c5c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a8f5c5c\" 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-ef70bd6\" data-id=\"ef70bd6\" 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-1ef2ec0 elementor-widget elementor-widget-heading\" data-id=\"1ef2ec0\" 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 diff\u00e9rents types de Big Data ?<\/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-ad3423b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ad3423b\" 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-516d321\" data-id=\"516d321\" 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-698f494 elementor-widget elementor-widget-text-editor\" data-id=\"698f494\" 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;\">Les donn\u00e9es du Big Data proviennent de sources diverses, et peuvent donc prendre plusieurs formes. On distingue <strong>plusieurs cat\u00e9gories principales<\/strong>.<\/span><\/p><p><span style=\"color: #000000;\">Lorsque les donn\u00e9es pouvant \u00eatre stock\u00e9es et trait\u00e9es dans un format fixe et bien d\u00e9fini, on parle alors de<strong> donn\u00e9es \u00a0\u00bb structur\u00e9es \u00ab\u00a0<\/strong>. Gr\u00e2ce aux nombreuses avanc\u00e9es r\u00e9alis\u00e9es dans le domaine de l&rsquo;informatique, des techniques permettent aujourd&rsquo;hui de travailler efficacement avec ces donn\u00e9es et d&rsquo;en d\u00e9gager toute la valeur.<\/span><\/p><p><span style=\"color: #000000;\">Cependant, m\u00eame les donn\u00e9es structur\u00e9es peuvent poser probl\u00e8me <strong>\u00e0 cause de leur volume massif<\/strong>. Alors que le volume d&rsquo;un ensemble atteint d\u00e9sormais plusieurs zettabytes, le stockage et le traitement repr\u00e9sentent de v\u00e9ritables d\u00e9fis.<\/span><\/p><p><span style=\"color: #000000;\">Les donn\u00e9es dont le format ou la structure sont inconnus, quant \u00e0 elles, sont consid\u00e9r\u00e9es comme des <strong>donn\u00e9es \u00a0\u00bb non structur\u00e9es \u00ab\u00a0<\/strong>. Ce type de donn\u00e9es pr\u00e9sente de nombreux d\u00e9fis en termes de traitement et d&rsquo;exploitation, au-del\u00e0 de leur volume massif.<\/span><\/p><p><span style=\"color: #000000;\">En guise d&rsquo;exemple typique, on peut \u00e9voquer <strong>une source de donn\u00e9es h\u00e9t\u00e9rog\u00e8ne<\/strong> contenant une combinaison de fichiers textuels, d&rsquo;images et de vid\u00e9o. \u00c0 l&rsquo;\u00e8re du num\u00e9rique et du multim\u00e9dia, ce type de donn\u00e9es est de plus en plus fr\u00e9quent. Les entreprises ont donc de vastes quantit\u00e9s de donn\u00e9es \u00e0 port\u00e9e de main, mais peinent \u00e0 en profiter \u00e0 cause de la difficult\u00e9 \u00e0 traiter ces informations non structur\u00e9es&#8230;<\/span><\/p><p><span style=\"color: #000000;\">Enfin, <strong>les donn\u00e9es \u00a0\u00bb semi-structur\u00e9es \u00ab\u00a0<\/strong> sont \u00e0 mi-chemin entre ces deux cat\u00e9gories. Il peut s&rsquo;agir par exemple de donn\u00e9es structur\u00e9es en termes de format, mais n&rsquo;\u00e9tant pas clairement d\u00e9finies au sein d&rsquo;une base de donn\u00e9es.<\/span><\/p><p><span style=\"color: #000000;\">Avant de pouvoir traiter et analyser les donn\u00e9es non structur\u00e9es ou semi-structur\u00e9es, il est n\u00e9cessaire de les pr\u00e9parer et de les transformer gr\u00e2ce \u00e0 diff\u00e9rents types d&rsquo;outils <a style=\"color: #000000;\" href=\"https:\/\/datascientest.com\/data-mining-tout-savoir\" target=\"_blank\" rel=\"noopener\">de data mining<\/a> ou de pr\u00e9paration de donn\u00e9es.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-84ae62e e-flex e-con-boxed e-con\" data-id=\"84ae62e\" 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-80b1ae9 e-con-full e-flex e-con\" data-id=\"80b1ae9\" 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-246bea4 e-con-full e-flex e-con\" data-id=\"246bea4\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cc6e16d elementor-widget elementor-widget-video\" data-id=\"cc6e16d\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=mGHZohCf11A&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;lazy_load&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&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<div class=\"elementor-element elementor-element-e6e7c61 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"e6e7c61\" 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-intelligence-artificielle\">\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 en IA<\/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<\/div>\n\t\t<div class=\"elementor-element elementor-element-c2855fd e-con-full e-flex e-con\" data-id=\"c2855fd\" 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\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-8ae4dde elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8ae4dde\" 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-1a64878\" data-id=\"1a64878\" 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-946f084 elementor-widget elementor-widget-heading\" data-id=\"946f084\" 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 d'analyse du Big Data ?<\/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-711f06b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"711f06b\" 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-5bcdbfd\" data-id=\"5bcdbfd\" 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-cdb043d elementor-widget elementor-widget-text-editor\" data-id=\"cdb043d\" 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>On utilise<strong> diff\u00e9rentes techniques<\/strong> pour analyser le Big Data. En voici quelques exemples.<\/p><p>L&rsquo;<strong>analyse comparative<\/strong> permet par exemple \u00e0 une entreprise de comparer les performances de ses produits et services aupr\u00e8s des clients avec ceux de ses concurrents. L&rsquo;<strong>analyse marketing<\/strong> consiste \u00e0 analyser les donn\u00e9es permettant de faire la promotion de nouveaux produits et services de mani\u00e8re mieux inform\u00e9e et innovante.<\/p><p>L&rsquo;<strong>analyse de sentiment<\/strong> a pour but d&rsquo;\u00e9valuer la satisfaction client \u00e0 l&rsquo;\u00e9gard d&rsquo;une marque, notamment en passant en revue les critiques ou les commentaires laiss\u00e9s sur internet. Dans la m\u00eame optique, <strong>l&rsquo;analyse des r\u00e9seaux sociaux<\/strong> permet de mettre en lumi\u00e8re la r\u00e9putation d&rsquo;une entreprise \u00e0 partir de ce que les internautes en disent sur les r\u00e9seaux. Il devient alors possible d&rsquo;identifier de nouvelles audiences cibles pour les campagnes de marketing.<\/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-a752e04 e-flex e-con-boxed e-con\" data-id=\"a752e04\" 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-30912a9 e-con-full e-flex e-con\" data-id=\"30912a9\" 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-a8228a7 e-con-full e-flex e-con\" data-id=\"a8228a7\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e098a9e elementor-widget elementor-widget-video\" data-id=\"e098a9e\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/sAkbabX_dec&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;lazy_load&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&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<\/div>\n\t\t<div class=\"elementor-element elementor-element-afa5c46 e-con-full e-flex e-con\" data-id=\"afa5c46\" 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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-78e56ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"78e56ab\" 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-48d08ff\" data-id=\"48d08ff\" 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-f2113c6 elementor-widget elementor-widget-heading\" data-id=\"f2113c6\" 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 est trait\u00e9 et stock\u00e9 le Big Data ?<\/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-3f41e7e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3f41e7e\" 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-4799ef8\" data-id=\"4799ef8\" 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-f721484 elementor-widget elementor-widget-text-editor\" data-id=\"f721484\" 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>Le volume, la v\u00e9locit\u00e9 et la vari\u00e9t\u00e9 des m\u00e9gadonn\u00e9es impliquent<strong> des besoins sp\u00e9cifiques<\/strong> en mati\u00e8re d&rsquo;infrastructure informatique. Un simple serveur ou m\u00eame un cluster de serveurs seront vite surmen\u00e9s face au Big Data.<\/p><p>Pour atteindre la puissance de traitement suffisante, il peut \u00eatre n\u00e9cessaire de <strong>combiner des milliers de serveurs<\/strong> afin de distribuer le travail de traitement. Ces serveurs doivent collaborer au sein d&rsquo;une architecture de grappe, souvent bas\u00e9e sur des technologies d\u00e9di\u00e9es comme Hadoop ou\u00a0<a href=\"https:\/\/spark.apache.org\/\" target=\"_blank\" rel=\"noopener\">Apache Spark<\/a>.<\/p><p>Les<strong> co\u00fbts peuvent s&rsquo;av\u00e9rer tr\u00e8s \u00e9lev\u00e9s<\/strong>, et c&rsquo;est pourquoi de nombreux dirigeants d&rsquo;entreprise h\u00e9sitent \u00e0 investir dans une infrastructure adapt\u00e9e au stockage et au traitement des workloads Big Data.<\/p><p>En guise d&rsquo;alternative, de nombreuses organisations se tournent <a href=\"https:\/\/datascientest.com\/cloud-computing-tout-savoir\" target=\"_blank\" rel=\"noopener\">vers le Cloud public<\/a>. Il s&rsquo;agit aujourd&rsquo;hui de la solution privil\u00e9gi\u00e9e. C&rsquo;est la raison pour laquelle l&rsquo;essor du Cloud Computing accompagne celui du Big Data.<\/p><p>Un fournisseur de Cloud public peut <strong>\u00e9tendre sa capacit\u00e9 de stockage<\/strong> de mani\u00e8re illimit\u00e9e en fonction des besoins de ses clients en termes de traitement Big Data. L&rsquo;entreprise paye pour les ressources qu&rsquo;elle utilise. Il n&rsquo;y a donc aucune restriction de capacit\u00e9, et aucune d\u00e9pense superflue.<\/p><p>Parmi <strong>les solutions de stockage Cloud<\/strong> les plus utilis\u00e9es pour le Big Data, on peut citer Hadoop Distributed File System (HDFS), Amazon Simple Storage Service (S3), ou encore les diff\u00e9rentes bases de donn\u00e9es relationnelles ou NoSQL.<\/p><p>Par-del\u00e0 le stockage, de nombreux fournisseurs de Cloud public proposent des <strong>services de traitement et d&rsquo;analyse Big Data<\/strong>. On peut citer Amazon EMR, Microsoft Azure HADInsight ou encore Google Cloud Dataproc.<\/p><p>Il existe n\u00e9anmoins des solutions Big Data con\u00e7ues pour des d\u00e9ploiements sur site. Ces solutions utilisent g\u00e9n\u00e9ralement des <strong>technologies Apache open source<\/strong> en combinaison avec Hadoop et Spark. En guise d&rsquo;exemple, on peut citer le gestionnaire de ressources YARN, le framework de programmation MapReduce, la plateforme de data streaming Kafka, la base de donn\u00e9es HBase et les moteurs de requ\u00eate SQL comme Drill, Hive, Impala ou Presto.<\/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-7ca2e50 e-flex e-con-boxed e-con\" data-id=\"7ca2e50\" 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-4ed96d1 e-con-full e-flex e-con\" data-id=\"4ed96d1\" 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-b69d1d0 e-con-full e-flex e-con\" data-id=\"b69d1d0\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d814063 elementor-widget elementor-widget-video\" data-id=\"d814063\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/HRfR4dJoKDc&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;lazy_load&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&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<\/div>\n\t\t<div class=\"elementor-element elementor-element-a1cd8cb e-con-full e-flex e-con\" data-id=\"a1cd8cb\" 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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-303682a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"303682a\" 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-5911c0c\" data-id=\"5911c0c\" 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-e70a051 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"e70a051\" 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\/formations-data\">\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\">Commencer une formation Big Data<\/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-9512ad5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9512ad5\" 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-10e9cba\" data-id=\"10e9cba\" 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-a03f4da elementor-widget elementor-widget-heading\" data-id=\"a03f4da\" 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 se former au Big Data ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-31b50ba elementor-widget elementor-widget-text-editor\" data-id=\"31b50ba\" 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>Le traitement et l&rsquo;exploitation du Big Data requi\u00e8rent la ma\u00eetrise des diff\u00e9rents outils et techniques \u00e9voqu\u00e9s dans ce dossier. Ces <strong>comp\u00e9tences sont tr\u00e8s recherch\u00e9es<\/strong> par les entreprises de tous les secteurs, car de nombreuses organisations souhaitent profiter des donn\u00e9es \u00e0 leur disposition.<\/p><p>Pour apprendre les diff\u00e9rents m\u00e9tiers du Big Data, vous pouvez choisir <a href=\"https:\/\/datascientest.com\/formations-data\" target=\"_blank\" rel=\"noopener\">les formations DataScientest<\/a>. Nous proposons diff\u00e9rentes formations permettant de devenir rapidement Data Scientist, Data Analyst, Data Engineer ou Machine Learning Engineer. N&rsquo;attendez plus et d\u00e9couvrez nos formations d\u00e8s \u00e0 pr\u00e9sent.<\/p><p>Vous savez tout sur le Big Data. Pour plus d&rsquo;informations sur le sujet, d\u00e9couvrez notre dossier complet <a href=\"https:\/\/datascientest.com\/base-de-donnees-definition\" target=\"_blank\" rel=\"noopener\">sur les bases de donn\u00e9es<\/a> ou sur <a href=\"https:\/\/datascientest.com\/metiers-big-data\" target=\"_blank\" rel=\"noopener\">les diff\u00e9rents m\u00e9tiers du Big Data<\/a>.<\/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-d962922 e-flex e-con-boxed e-con\" data-id=\"d962922\" 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-928603d e-con-full e-flex e-con\" data-id=\"928603d\" 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-3e40fee e-con-full e-flex e-con\" data-id=\"3e40fee\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35c4299 elementor-widget elementor-widget-video\" data-id=\"35c4299\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=SNNK6z03TaA&amp;t=57s&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;lazy_load&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&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<\/div>\n\t\t<div class=\"elementor-element elementor-element-bf00202 e-con-full e-flex e-con\" data-id=\"bf00202\" 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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e199d22 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e199d22\" 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-ac3f40e\" data-id=\"ac3f40e\" 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-d62edd5 elementor-widget elementor-widget-text-editor\" data-id=\"d62edd5\" 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>Vous savez tout sur le Big Data. Pour plus d&rsquo;informations sur le sujet, d\u00e9couvrez notre dossier complet <a href=\"https:\/\/datascientest.com\/base-de-donnees-definition\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #5e36f3;\">sur les bases de donn\u00e9es<\/span><\/a> ou sur <a href=\"https:\/\/datascientest.com\/metiers-big-data\" target=\"_blank\" rel=\"noopener\">les diff\u00e9rents m\u00e9tiers du Big Data<\/a>.<\/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-0cea1a6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0cea1a6\" 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-223ae34\" data-id=\"223ae34\" 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-55a7dd8 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"55a7dd8\" 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\/formations-data\">\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\">En savoir plus sur nos formations<\/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<div class=\"elementor-element elementor-element-aa0c1b9 e-flex e-con-boxed e-con\" data-id=\"aa0c1b9\" 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-d109ed2 elementor-widget elementor-widget-html\" data-id=\"d109ed2\" 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\": \"\u00c0 quoi sert le Big Data ?\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Dans tous les secteurs, les entreprises utilisent le Big Data engrang\u00e9 dans leurs syst\u00e8mes \u00e0 diff\u00e9rentes fins. Il peut s'agir d'am\u00e9liorer les op\u00e9rations, de proposer un meilleur service client, de cr\u00e9er des campagnes marketing personnalis\u00e9es bas\u00e9es sur les pr\u00e9f\u00e9rences des consommateurs, ou tout simplement d'augmenter le chiffre d'affaires.\"\n    }\n  },{\n    \"@type\": \"Question\",\n    \"name\": \"Quelles sont les sources du Big Data ?\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Les m\u00e9gadonn\u00e9es peuvent provenir d'une large vari\u00e9t\u00e9 de sources. En guise d'exemple courant, on peut citer les syst\u00e8mes de transactions, les bases de donn\u00e9es de clients, ou encore les enregistrements m\u00e9dicaux.\"\n    }\n  },{\n    \"@type\": \"Question\",\n    \"name\": \"Quels sont les diff\u00e9rents types de Big Data ?\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Les donn\u00e9es du Big Data proviennent de sources diverses, et peuvent donc prendre plusieurs formes. On distingue plusieurs cat\u00e9gories principales.\"\n    }\n  }]\n}\n<\/script>\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\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Le Big Data d\u00e9signe les m\u00e9gadonn\u00e9es collect\u00e9es par les entreprises de toutes les industries, analys\u00e9es afin d&rsquo;en d\u00e9gager de pr\u00e9cieuses informations. D\u00e9couvrez tout ce que vous devez savoir sur le sujet. Avant de d\u00e9finir le Big Data, ou les m\u00e9gadonn\u00e9es, il est important de bien comprendre ce que sont les donn\u00e9es. Ce terme d\u00e9finit les [&hellip;]<\/p>\n","protected":false},"author":77,"featured_media":185613,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"content-type":"","inline_featured_image":false},"categories":[2497],"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>Big Data : d\u00e9finition, technologies, utilisations, formations<\/title>\n<meta name=\"description\" content=\"Big Data : D\u00e9couvrez tout ce qu&#039;il y a \u00e0 savoir sur les m\u00e9gadonn\u00e9es. D\u00e9finition, analyse, outils, formations, m\u00e9tiers et d\u00e9bouch\u00e9s...\" \/>\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\/big-data-tout-savoir\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Big Data : d\u00e9finition, technologies, utilisations, formations\" \/>\n<meta property=\"og:url\" content=\"https:\/\/datascientest.com\/big-data-tout-savoir\" \/>\n<meta property=\"og:site_name\" content=\"Formation Data Science | DataScientest.com\" \/>\n<meta property=\"article:published_time\" content=\"2021-01-26T11:08:24+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-09-14T20:25:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/Illu_BLOG_NEW_BigData.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1025\" \/>\n\t<meta property=\"og:image:height\" content=\"563\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Raphael Kassel\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Raphael Kassel\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/datascientest.com\/big-data-tout-savoir\",\"url\":\"https:\/\/datascientest.com\/big-data-tout-savoir\",\"name\":\"Big Data : d\u00e9finition, technologies, utilisations, formations\",\"isPartOf\":{\"@id\":\"https:\/\/datascientest.com\/#website\"},\"datePublished\":\"2021-01-26T11:08:24+00:00\",\"dateModified\":\"2024-09-14T20:25:13+00:00\",\"author\":{\"@id\":\"https:\/\/datascientest.com\/#\/schema\/person\/6eca16f63daaafcbc96e15549b9d4ee1\"},\"description\":\"Big Data : D\u00e9couvrez tout ce qu'il y a \u00e0 savoir sur les m\u00e9gadonn\u00e9es. D\u00e9finition, analyse, outils, formations, m\u00e9tiers et d\u00e9bouch\u00e9s...\",\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/datascientest.com\/big-data-tout-savoir\"]}]},{\"@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\/6eca16f63daaafcbc96e15549b9d4ee1\",\"name\":\"Raphael Kassel\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/datascientest.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/11\/raph.jpeg\",\"contentUrl\":\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/11\/raph.jpeg\",\"caption\":\"Raphael Kassel\"},\"description\":\"Raphael Kassel est le Head of Data Programs chez DataScientest. Il supervise une \u00e9quipe Data, impl\u00e9mente de nouveaux parcours comme \\\"Chef de projet IA\\\" et \\\"Data Product Manager\\\", et contribue \u00e0 la modernisation des op\u00e9rations du groupe. En collaboration \u00e9troite avec l'\u00e9quipe de d\u00e9veloppement, il adapte l'accompagnement acad\u00e9mique aux \u00e9volutions de l'\u00e9quipe data et \u00e0 l'internationalisation.\",\"sameAs\":[\"https:\/\/www.linkedin.com\/in\/raphaelkassel\/\",\"Data Science\"],\"url\":\"https:\/\/datascientest.com\/author\/raphaelkassel\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Big Data : d\u00e9finition, technologies, utilisations, formations","description":"Big Data : D\u00e9couvrez tout ce qu'il y a \u00e0 savoir sur les m\u00e9gadonn\u00e9es. D\u00e9finition, analyse, outils, formations, m\u00e9tiers et d\u00e9bouch\u00e9s...","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/datascientest.com\/big-data-tout-savoir","og_locale":"fr_FR","og_type":"article","og_title":"Big Data : d\u00e9finition, technologies, utilisations, formations","og_url":"https:\/\/datascientest.com\/big-data-tout-savoir","og_site_name":"Formation Data Science | DataScientest.com","article_published_time":"2021-01-26T11:08:24+00:00","article_modified_time":"2024-09-14T20:25:13+00:00","og_image":[{"width":1025,"height":563,"url":"https:\/\/datascientest.com\/wp-content\/uploads\/2021\/01\/Illu_BLOG_NEW_BigData.png","type":"image\/png"}],"author":"Raphael Kassel","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"Raphael Kassel","Dur\u00e9e de lecture estim\u00e9e":"9 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/datascientest.com\/big-data-tout-savoir","url":"https:\/\/datascientest.com\/big-data-tout-savoir","name":"Big Data : d\u00e9finition, technologies, utilisations, formations","isPartOf":{"@id":"https:\/\/datascientest.com\/#website"},"datePublished":"2021-01-26T11:08:24+00:00","dateModified":"2024-09-14T20:25:13+00:00","author":{"@id":"https:\/\/datascientest.com\/#\/schema\/person\/6eca16f63daaafcbc96e15549b9d4ee1"},"description":"Big Data : D\u00e9couvrez tout ce qu'il y a \u00e0 savoir sur les m\u00e9gadonn\u00e9es. D\u00e9finition, analyse, outils, formations, m\u00e9tiers et d\u00e9bouch\u00e9s...","inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/datascientest.com\/big-data-tout-savoir"]}]},{"@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\/6eca16f63daaafcbc96e15549b9d4ee1","name":"Raphael Kassel","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/datascientest.com\/#\/schema\/person\/image\/","url":"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/11\/raph.jpeg","contentUrl":"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/11\/raph.jpeg","caption":"Raphael Kassel"},"description":"Raphael Kassel est le Head of Data Programs chez DataScientest. Il supervise une \u00e9quipe Data, impl\u00e9mente de nouveaux parcours comme \"Chef de projet IA\" et \"Data Product Manager\", et contribue \u00e0 la modernisation des op\u00e9rations du groupe. En collaboration \u00e9troite avec l'\u00e9quipe de d\u00e9veloppement, il adapte l'accompagnement acad\u00e9mique aux \u00e9volutions de l'\u00e9quipe data et \u00e0 l'internationalisation.","sameAs":["https:\/\/www.linkedin.com\/in\/raphaelkassel\/","Data Science"],"url":"https:\/\/datascientest.com\/author\/raphaelkassel"}]}},"_links":{"self":[{"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/posts\/36321"}],"collection":[{"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/users\/77"}],"replies":[{"embeddable":true,"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/comments?post=36321"}],"version-history":[{"count":0,"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/posts\/36321\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/media\/185613"}],"wp:attachment":[{"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/media?parent=36321"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/categories?post=36321"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/datascientest.com\/wp-json\/wp\/v2\/tags?post=36321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}