{"id":202759,"date":"2023-07-06T07:30:00","date_gmt":"2023-07-06T07:30:00","guid":{"rendered":"https:\/\/datascientest.com\/?p=202759"},"modified":"2023-11-09T13:44:26","modified_gmt":"2023-11-09T13:44:26","slug":"mysql-vs-postgresql","status":"publish","type":"post","link":"https:\/\/datascientest.com\/mysql-vs-postgresql","title":{"rendered":"MySQL vs PostgreSQL : Quelles diff\u00e9rences ?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"202759\" class=\"elementor elementor-202759\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1f8f579 e-flex e-con-boxed e-con\" data-id=\"1f8f579\" 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-f4a66eb elementor-widget elementor-widget-heading\" data-id=\"f4a66eb\" 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\">Comment choisir entre deux syst\u00e8mes de base de donn\u00e9es aussi populaires que MySQL & PostgreSQL, chacun alignant des r\u00e9f\u00e9rences hors pair en plus de qualit\u00e9s reconnues : vitesse de traitement, large communaut\u00e9, support de multiples langages\u2026 Que choisir ? Quelques \u00e9l\u00e9ments de r\u00e9ponse.<\/h2>\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-95061e2 e-flex e-con-boxed e-con\" data-id=\"95061e2\" 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-ac22ef6 elementor-widget elementor-widget-text-editor\" data-id=\"ac22ef6\" 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;\">Si vous devez b\u00e2tir le syst\u00e8me de gestion de <a href=\"https:\/\/datascientest.com\/bases-de-donnees-relationnelles\">base de donn\u00e9es relationnelle<\/a> (SGBDR) d\u2019une entreprise, il faut en premier lieu s\u00e9lectionner un environnement donn\u00e9. La d\u00e9cision n\u2019est pas ais\u00e9e en soi car elle va impliquer le futur de l\u2019entreprise en question, laquelle aura \u00e0 traiter, si tout se passe comme pr\u00e9vu un nombre <\/span><i><span style=\"font-weight: 400;\">a priori <\/span><\/i><span style=\"font-weight: 400;\">impr\u00e9visiblement \u00e9norme de clients, de produits, de fournisseurs\u2026 Le SGBDR qui fonctionnait avec des temps de r\u00e9ponses excellents lorsque le site avait 10000 visiteurs par jours saura-t-il tenir le choc lorsque le cap du million est d\u00e9pass\u00e9 ? Un r\u00e9seau social comme Friendster, fort populaire en 2004, s\u2019est effondr\u00e9 faute d\u2019avoir pu assumer un afflux de membres inattendu.<\/span><\/p><p><span style=\"font-weight: 400;\">Un d\u00e9veloppeur quelque peu aventureux pourra \u00eatre tent\u00e9 par une solution relativement r\u00e9cente mais fort appr\u00e9ci\u00e9e comme <a href=\"https:\/\/datascientest.com\/snowflake\">Snowflake<\/a>. Mais en r\u00e9alit\u00e9, pour la plupart le dilemme va se jouer entre deux mastodontes : <strong>MySQL et PostgreSQL<\/strong>. Deux valeurs s\u00fbres, bien \u00e9tablies et fourmillant de qualit\u00e9. Alors, comment rep\u00e9rer celle qui devrait correspondre le mieux \u00e0 son projet ?<\/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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f3d5646 e-flex e-con-boxed e-con\" data-id=\"f3d5646\" 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-cb3d724 elementor-widget elementor-widget-heading\" data-id=\"cb3d724\" 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\">PostgreSQL, l'un des plus anciens syst\u00e8me de base de donn\u00e9es<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5263fd1 elementor-widget elementor-widget-text-editor\" data-id=\"5263fd1\" 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;\"><a href=\"https:\/\/datascientest.com\/quest-ce-que-postgresql\">PostgreSQL<\/a> est le plus ancien du lot. Il a pris naissance \u00e0 l\u2019University of California en 1989 suite aux travaux d\u2019une \u00e9quipe incluant un grand sp\u00e9cialiste des SGDBR, Michael Stonebraker, sur la base du l\u00e9gendaire Ingres, alors concurrent principal de Oracle.\u00a0<\/span><\/p><p><span style=\"font-weight: 400;\">Sa popularit\u00e9 est venue de divers facteurs:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">open source avec une licence particuli\u00e8rement souple,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">des mises \u00e0 jour fr\u00e9quentes,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">personnalisable, comme avec les fonctions d\u00e9finies par l\u2019utilisateur,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">des types de donn\u00e9es tr\u00e8s divers, et qui peuvent pareillement \u00eatre d\u00e9finis<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">des types d\u2019indexation vari\u00e9s,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">excellente \u00ab\u00a0scalability\u00a0\u00bb (capacit\u00e9 \u00e0 \u00e9voluer avec les accroissements de volumes de donn\u00e9es \u00e0 traiter)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">une forte communaut\u00e9 d\u2019usagers actifs.<\/span><\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e9a8d5f elementor-widget elementor-widget-text-editor\" data-id=\"e9a8d5f\" 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;\">Ce SGBDR est notamment devenu l\u2019armature de nombreuses <\/span><b>applications Web c\u00e9l\u00e8bres<\/b><span style=\"font-weight: 400;\"> : Facebook, Instagram, Spotify, Etsy, IMDB\u2026 Il a \u00e9galement \u00e9t\u00e9 adopt\u00e9 par des soci\u00e9t\u00e9s telles que Apple ou Sun Microsystems.<\/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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5b017f2 e-flex e-con-boxed e-con\" data-id=\"5b017f2\" 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-59e32db elementor-widget elementor-widget-heading\" data-id=\"59e32db\" 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\">MySQL, qu'est ce que c'est ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2be3997 elementor-widget elementor-widget-text-editor\" data-id=\"2be3997\" 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;\">On pourrait croire que les jeux sont faits. Or, <a href=\"https:\/\/datascientest.com\/mysql-tout-comprendre\">MySQL<\/a> n\u2019a pas grand chose \u00e0 envier \u00e0 PostgreSQL. Apparu pour sa part en 1995, il est \u00e0 l\u2019origine l\u2019oeuvre d\u2019un informaticien su\u00e9dois, Michael \u2018Monty\u2019 Widenius et de son \u00e9quipe chez MySQL AB en Finlande. Son succ\u00e8s a \u00e9t\u00e9 si fort que la soci\u00e9t\u00e9 a \u00e9t\u00e9 absorb\u00e9e par Sun Microsystems en 1998 puis par Oracle en 2010.<\/span><\/p><p><span style=\"font-weight: 400;\">Parmi ses atouts majeurs figurent:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">open source,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">une bonne facilit\u00e9 d\u2019apprentissage,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">un co\u00fbt peu \u00e9lev\u00e9,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">la capacit\u00e9 \u00e0 g\u00e9rer de vastes datasets avec v\u00e9locit\u00e9,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">une stabilit\u00e9 \u00e9prouv\u00e9e,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">des options de scalability,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">une maintenance par Oracle soi-m\u00eame avec des mises \u00e0 jour fr\u00e9quentes,<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">une communaut\u00e9 d\u2019usagers pr\u00eats \u00e0 aider ceux qui ont des questions.<\/span><\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a843f6 elementor-widget elementor-widget-text-editor\" data-id=\"5a843f6\" 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;\">Pour ce qui est de ses r\u00e9f\u00e9rences, MySQL aligne lui aussi des noms de prestige. Ainsi, WordPress repose sur ce SGBDR. Il est en usage chez Netflix, Twitter, Google (notamment pour YouTube), la NASA, Wikip\u00e9dia, Uber, la US Navy\u2026<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-450fa06 elementor-widget elementor-widget-image\" data-id=\"450fa06\" 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\t\t\t<img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/06\/MySQL-vs-PostgreSQL.png\" class=\"attachment-full size-full wp-image-202795\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af6deb7 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"af6deb7\" 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-sql\">\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\">Se former \u00e0 MySQL ou PostgreSQL<\/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<div class=\"elementor-element elementor-element-624549f e-flex e-con-boxed e-con\" data-id=\"624549f\" 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-4a3a9b7 elementor-widget elementor-widget-heading\" data-id=\"4a3a9b7\" 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 qui diff\u00e9rencie les deux syst\u00e8mes de base de donn\u00e9es ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a1339f elementor-widget elementor-widget-text-editor\" data-id=\"9a1339f\" 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;\">Alors qui choisir parmi ces deux vedettes ? Quelques crit\u00e8res peuvent \u00eatre \u00e9nonc\u00e9s. <\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e3bf08 elementor-widget elementor-widget-heading\" data-id=\"5e3bf08\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Facilit\u00e9 d\u2019usage<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8aacf68 elementor-widget elementor-widget-text-editor\" data-id=\"8aacf68\" 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;\">Si la facilit\u00e9 d\u2019usage est un facteur essentiel \u00e0 vos yeux, alors <strong>avantage \u00e0 MySQL<\/strong>. Il a en effet la r\u00e9putation d\u2019\u00eatre ais\u00e9 \u00e0 installer et optimiser. Qui plus est, on trouve ais\u00e9ment des <\/span><i><span style=\"font-weight: 400;\">database admin <\/span><\/i><span style=\"font-weight: 400;\">ayant une exp\u00e9rience MySQL. PostgreSQL, par comparaison va n\u00e9cessiter davantage d\u2019expertise technique.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d7e6ff elementor-widget elementor-widget-heading\" data-id=\"3d7e6ff\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Vitesse d\u2019op\u00e9ration<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c044431 elementor-widget elementor-widget-text-editor\" data-id=\"c044431\" 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;\">Il n\u2019est pas facile de d\u00e9partager ces deux mastodontes sur ce crit\u00e8re. MySQL est fort rapide sur les fonctions hautement concurrentes et le read-only. Oui mais, sur des requ\u00eates complexes et nombreuses et une charge \u00e9norme, PostgreSQL va mieux tirer son \u00e9pingle du jeu. De fait, certains <\/span><i><span style=\"font-weight: 400;\">benchmarks <\/span><\/i><span style=\"font-weight: 400;\">favorisent l\u2019un ou l\u2019autre. Toutefois, le MVCC (multi-version concurrency control &#8211; contr\u00f4le des acc\u00e8s concurrents appara\u00eet comme un point fort de PostgreSQL, m\u00eame si MySQL propose le MVCC via le moteur InnoDB.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9872737 elementor-widget elementor-widget-heading\" data-id=\"9872737\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Compatibilit\u00e9<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4db81d7 elementor-widget elementor-widget-text-editor\" data-id=\"4db81d7\" 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 deux SGDBR sont compatibles avec les principaux langages de programmation. Toutefois PostgreSQL para\u00eet un peu mieux fourni. Et il repose sur <strong>un langage de<\/strong> <a href=\"https:\/\/datascientest.com\/programmation-orientee-objet-guide-ultime\">programmation orient\u00e9 objet<\/a>, ce qui offre plus de possibilit\u00e9s. Quant aux syst\u00e8mes d\u2019exploitation, nous retrouvons les incontournables (Windows, MacOS, Linux) de part et d\u2019autres, mais aussi Solaris. <\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d32fce9 elementor-widget elementor-widget-heading\" data-id=\"d32fce9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Scalability<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c02071 elementor-widget elementor-widget-text-editor\" data-id=\"6c02071\" 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;\">MySQL peut int\u00e9grer des donn\u00e9es de nombreux moteurs de stockage. Il reste que PostgreSQL a \u00e9t\u00e9 con\u00e7u d\u00e8s l\u2019origine pour la gestion de tr\u00e8s gros volumes de donn\u00e9es. La soci\u00e9t\u00e9 Adjust.com s\u2019en sert pour g\u00e9rer 4 P\u00e9ta-octets de donn\u00e9es et fait \u00e9tat de performances brillantes.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77a5e74 elementor-widget elementor-widget-heading\" data-id=\"77a5e74\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Support<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d13ee44 elementor-widget elementor-widget-text-editor\" data-id=\"d13ee44\" 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;\">MySQL dispose d\u2019une communaut\u00e9 plus vaste et pr\u00eate \u00e0 contribuer. PostgreSQL dispose \u00e9galement d\u2019une vaste communaut\u00e9, mais avec une assistance moins ais\u00e9e \u00e0 obtenir selon ce que rapporte le site d\u2019\u00e9valuation G2.<\/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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5a08517 e-flex e-con-boxed e-con\" data-id=\"5a08517\" 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-48a4acb elementor-widget elementor-widget-heading\" data-id=\"48a4acb\" 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\">Conclusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2426942 elementor-widget elementor-widget-text-editor\" data-id=\"2426942\" 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;\">Alors, que choisir ? \u00c9tant dot\u00e9 de davantage de caract\u00e9ristiques, PostgreSQL sera plus adapt\u00e9 \u00e0 la gestion de situations \u00ab\u00a0extraordinaires\u00a0\u00bb, soit des requ\u00eates complexes sur des bases de donn\u00e9es ultra-volumineuses. Si en revanche, vous cherchez une base de donn\u00e9es fiable mais plus simple d\u2019approche, MySQL appara\u00eet comme le meilleur choix.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42035e6 elementor-widget__width-initial elementor-widget elementor-widget-video\" data-id=\"42035e6\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/d6CDJcy-F0M&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 class=\"elementor-element elementor-element-d2849b7 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"d2849b7\" 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\">Commencer une formation de Data Analyst<\/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<div class=\"elementor-element elementor-element-c9c8e87 e-flex e-con-boxed e-con\" data-id=\"c9c8e87\" 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-1f8689a elementor-widget elementor-widget-html\" data-id=\"1f8689a\" 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\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"FAQPage\",\r\n  \"mainEntity\": [{\r\n    \"@type\": \"Question\",\r\n    \"name\": \"PostgreSQL, l'un des plus anciens syst\u00e8me de base de donn\u00e9es\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"PostgreSQL est le plus ancien du lot. 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Toutefois, le MVCC (multi-version concurrency control - contr\u00f4le des acc\u00e8s concurrents appara\u00eet comme un point fort de PostgreSQL, m\u00eame si MySQL propose le MVCC via le moteur InnoDB.\"\r\n    }\r\n  }]\r\n}\r\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>Comment choisir entre deux syst\u00e8mes de base de donn\u00e9es aussi populaires que MySQL &amp; PostgreSQL, chacun alignant des r\u00e9f\u00e9rences hors pair en plus de qualit\u00e9s reconnues : vitesse de traitement, large communaut\u00e9, support de multiples langages\u2026 Que choisir ? Quelques \u00e9l\u00e9ments de r\u00e9ponse. Si vous devez b\u00e2tir le syst\u00e8me de gestion de base de donn\u00e9es [&hellip;]<\/p>\n","protected":false},"author":78,"featured_media":202764,"comment_status":"open","ping_status":"open","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>MySQL vs PostgreSQL : Quelles diff\u00e9rences ?<\/title>\n<meta name=\"description\" content=\"Comment choisir entre deux syst\u00e8mes de base de donn\u00e9es aussi populaires que MySQL &amp; PostgreSQL ? 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