{"id":69239,"date":"2022-08-12T07:00:45","date_gmt":"2022-08-12T14:00:45","guid":{"rendered":"https:\/\/dhblog.dream.press\/blog\/?p=69239"},"modified":"2025-05-26T07:57:38","modified_gmt":"2025-05-26T14:57:38","slug":"comment-apprendre-sql-rapide-gratuit-fr","status":"publish","type":"post","link":"https:\/\/www-dev.dreamhost.com\/blog\/fr\/comment-apprendre-sql-rapide-gratuit-fr\/","title":{"rendered":"Comment Apprendre SQL (Rapide &#038; Gratuit)"},"content":{"rendered":"\n<p>Que tu souhaites devenir un <a href=\"https:\/\/www.dreamhost.com\/blog\/back-end-developer-salary\/\" target=\"_blank\" rel=\"noopener\">d\u00e9veloppeur backend<\/a> ou simplement te familiariser avec les bases de donn\u00e9es, tu devras apprendre le SQL. Cependant, les langages de programmation peuvent sembler un peu intimidants pour les d\u00e9butants.<\/p>\n\n\n<p>Heureusement, tu peux commencer \u00e0 apprendre SQL m\u00eame sans exp\u00e9rience en codage. Regarder des tutoriels YouTube et suivre des cours en ligne sont parmi les meilleures fa\u00e7ons de ma\u00eetriser SQL.<\/p>\n\n\n<p>Dans cet article, nous allons te pr\u00e9senter SQL et les avantages de son apprentissage. Ensuite, nous allons te montrer comment apprendre ce langage le plus rapidement possible. Commen\u00e7ons !<\/p>\n\n\n<div class=\"article-newsletter article-newsletter--gradient\">\n\n\n<h2>Get Content Delivered Straight to Your Inbox<\/h2><p>Subscribe now to receive all the latest updates, delivered directly to your inbox.<\/p><form class=\"nwsl-form\" id=\"newsletter_block_\" novalidate><div class=\"messages\"><\/div><div class=\"form-group\"><label for=\"input_newsletter_block_\"><input type=\"email\"name=\"email\"id=\"input_newsletter_block_\"placeholder=\"Enter your email address\"novalidatedisabled=\"disabled\"\/><\/label><button type=\"submit\"class=\"btn btn--brand\"disabled=\"disabled\"><span>Sign Me Up!<\/span><svg width=\"21\" height=\"14\" viewBox=\"0 0 21 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n<path d=\"M13.8523 0.42524L12.9323 1.34521C12.7095 1.56801 12.7132 1.9304 12.9404 2.14865L16.7241 5.7823H0.5625C0.251859 5.7823 0 6.03416 0 6.3448V7.6573C0 7.96794 0.251859 8.2198 0.5625 8.2198H16.7241L12.9405 11.8535C12.7132 12.0717 12.7095 12.4341 12.9323 12.6569L13.8523 13.5769C14.072 13.7965 14.4281 13.7965 14.6478 13.5769L20.8259 7.39879C21.0456 7.17913 21.0456 6.82298 20.8259 6.60327L14.6477 0.42524C14.4281 0.205584 14.0719 0.205584 13.8523 0.42524Z\" fill=\"white\"\/>\n<\/svg>\n<\/button><\/div><\/form><\/div>\n\n<h2 id=\"h-an-introduction-to-sql\" class=\"wp-block-heading\"><b>Une Introduction \u00c0 SQL<\/b><\/h2>\n\n\n<p>SQL est une abr\u00e9viation de Structured Query Language. En termes simples, c&#8217;est un langage de programmation que tu peux utiliser pour g\u00e9rer des bases de donn\u00e9es relationnelles.<\/p>\n\n\n<p>Dans une base de donn\u00e9es relationnelle, les donn\u00e9es structur\u00e9es sont organis\u00e9es en tables avec des lignes et des colonnes. Tous les syst\u00e8mes de gestion de bases de donn\u00e9es relationnelles (SGBDR), tels que MySQL, PostgreSQL, Oracle DB et SQL Server, utilisent SQL pour communiquer avec ces donn\u00e9es.<\/p>\n\n\n<p>Dans WordPress, les donn\u00e9es de ton site sont stock\u00e9es dans une <a href=\"https:\/\/www.dreamhost.com\/hosting\/vps\/mysql\/\" target=\"_blank\" rel=\"noopener\">base de donn\u00e9es MySQL<\/a>. En utilisant des requ\u00eates SQL, tu peux stocker, modifier ou supprimer des donn\u00e9es de cette base de donn\u00e9es.<\/p>\n\n\n<p>Par exemple, tu peux utiliser une requ\u00eate MySQL pour g\u00e9rer tes commentaires ind\u00e9sirables. Cela indiquera \u00e0 WordPress de localiser les commentaires marqu\u00e9s comme spam et de les supprimer :<\/p>\n\n\n<pre class=\"wp-block-preformatted\">DELETE FROM wp_comments WHERE wp_comments.comment_approved = 'spam';<\/pre>\n\n\n<p>Si tu souhaites consulter tes transactions clients, tu peux interroger les articles achet\u00e9s ou l&#8217;ID client. Cela te permet d&#8217;acc\u00e9der rapidement aux informations sur ton <a href=\"https:\/\/www.dreamhost.com\/blog\/how-to-build-online-store-become-boss\/\" target=\"_blank\" rel=\"noopener\">magasin en ligne<\/a> :<\/p>\n\n\n<pre class=\"wp-block-preformatted\">SELECT *\nFROM users\nJOIN orders\n ON orders.user_id = users.id\nWHERE state = 'Washington';<\/pre>\n\n\n<p>Il existe diff\u00e9rents types de commandes SQL que tu peux utiliser :<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li><b>DDL (Langage de D\u00e9finition de Donn\u00e9es)<\/b> : cela cr\u00e9e et modifie des objets de base de donn\u00e9es.<\/li>\n\n\n\n<li><b>DML (Langage de Manipulation de Donn\u00e9es)<\/b> : il cr\u00e9e, modifie ou supprime des donn\u00e9es.<\/li>\n\n\n\n<li><b>DCL (Langage de Contr\u00f4le de Donn\u00e9es)<\/b> : cela contr\u00f4le l&#8217;acc\u00e8s aux donn\u00e9es dans la base de donn\u00e9es.<\/li>\n\n\n\n<li><b>DQL (Langage de Requ\u00eate de Donn\u00e9es)<\/b> : cela effectue des requ\u00eates pour trouver des informations.<\/li>\n\n\n<\/ul>\n\n\n<p>Cependant, SQL ne peut \u00eatre utilis\u00e9 que dans les bases de donn\u00e9es relationnelles. Puisque les bases de donn\u00e9es non relationnelles (NoSQL) ne stockent pas les donn\u00e9es dans des tables, elles n\u00e9cessitent des langages de requ\u00eate diff\u00e9rents.<\/p>\n\n\n<h2 id=\"h-why-you-might-want-to-learn-sql\" class=\"wp-block-heading\"><b>Pourquoi Tu Pourrais Vouloir Apprendre SQL<\/b><\/h2>\n\n\n<p>Apr\u00e8s avoir ma\u00eetris\u00e9 les fondamentaux de SQL, tu peux l&#8217;utiliser pour extraire des donn\u00e9es pertinentes d&#8217;une grande base de donn\u00e9es. Que tu sois analyste de donn\u00e9es, propri\u00e9taire d&#8217;entreprise, ou <a href=\"https:\/\/www.dreamhost.com\/blog\/wordpress-user-roles\/\" target=\"_blank\" rel=\"noopener\">administrateur de site web<\/a>, tu peux b\u00e9n\u00e9ficier de l&#8217;apprentissage de SQL.<\/p>\n\n\n<p>Bien que le SQL ait \u00e9t\u00e9 introduit pour la premi\u00e8re fois dans les ann\u00e9es 1970, il reste l&#8217;un des langages de programmation les plus populaires. En fait, le SQL se classe <a href=\"https:\/\/insights.stackoverflow.com\/survey\/2021#most-popular-technologies-language-prof\" target=\"_blank\" rel=\"noopener\">troisi\u00e8me langage de codage le plus utilis\u00e9<\/a> derri\u00e8re <a href=\"https:\/\/www.dreamhost.com\/blog\/learn-javascript\/\" target=\"_blank\" rel=\"noopener\">JavaScript<\/a>, <a href=\"https:\/\/www.dreamhost.com\/blog\/learn-html\/\" target=\"_blank\" rel=\"noopener\">HTML<\/a> et <a href=\"https:\/\/www.dreamhost.com\/blog\/learn-css\/\" target=\"_blank\" rel=\"noopener\">CSS<\/a>.<\/p>\n\n\n<p>En plus, SQL est un langage standard que de nombreuses entreprises utilisent pour g\u00e9rer leurs donn\u00e9es. M\u00eame des plateformes de m\u00e9dias sociaux comme Facebook utilisent SQL pour stocker et analyser des informations sur leurs utilisateurs. Comme SQL est si courant, apprendre ce langage peut t&#8217;offrir de nouvelles opportunit\u00e9s professionnelles.<\/p>\n\n\n<p>En tant que data scientist ou analyste, tu devras extraire, analyser et interpr\u00e9ter des donn\u00e9es. Sans avoir besoin de t\u00e9l\u00e9charger les donn\u00e9es dans un tableur, tu peux utiliser SQL pour acc\u00e9der directement aux informations et les analyser dans une base de donn\u00e9es.<\/p>\n\n\n<p>Voici quelques t\u00e2ches suppl\u00e9mentaires qui peuvent n\u00e9cessiter SQL :<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li><b>D\u00e9veloppement backend<\/b> : cr\u00e9e, met \u00e0 jour et supprime des donn\u00e9es sur le backend d&#8217;un site web.<\/li>\n\n\n\n<li><b>Marketing num\u00e9rique<\/b> : utilise des requ\u00eates SQL pour trouver des insights actionnables sur les processus d&#8217;affaires.<\/li>\n\n\n\n<li><b>Comptabilit\u00e9<\/b> : r\u00e9cup\u00e8re et analyse les donn\u00e9es financi\u00e8res d&#8217;une entreprise.<\/li>\n\n\n\n<li><b>Administration de bases de donn\u00e9es<\/b> : g\u00e8re les bases de donn\u00e9es avec SQL et des logiciels de base de donn\u00e9es.<\/li>\n\n\n<\/ul>\n\n\n<p>M\u00eame si SQL peut sembler compliqu\u00e9 au d\u00e9but, c&#8217;est un langage de programmation facile \u00e0 apprendre. Sa syntaxe est compos\u00e9e de mots anglais courants, donc tu peux rapidement comprendre le but de chaque requ\u00eate ou commande.<\/p>\n\n\n<p>Il est probable que tu g\u00e8res des donn\u00e9es au quotidien. En utilisant SQL, tu peux acc\u00e9der et interpr\u00e9ter les informations sur ton site web ou ton entreprise. Ensuite, tu peux effectuer une analyse de donn\u00e9es pour r\u00e9soudre des probl\u00e8mes et comprendre ton public.<\/p>\n\n\n<h2 id=\"h-how-to-learn-sql-3-methods\" class=\"wp-block-heading\"><b>Comment Apprendre SQL (3 M\u00e9thodes)<\/b><\/h2>\n\n\n<p>Il existe de nombreuses ressources en ligne que tu peux utiliser pour apprendre le SQL. Examinons quelques m\u00e9thodes efficaces pour ma\u00eetriser ce langage.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-find-a-youtube-tutorial\"><b>1. Trouve Un Tutoriel YouTube<\/b><\/h3>\n\n\n<p>Si tu cherches \u00e0 apprendre SQL aussi rapidement que possible, YouTube est un excellent point de d\u00e9part. Au lieu de suivre un cours long, tu peux trouver un tutoriel qui simplifie le langage en ses concepts de base.<\/p>\n\n\n<p>Par exemple, le <a href=\"https:\/\/www.youtube.com\/watch?v=h0nxCDiD-zg\" target=\"_blank\" rel=\"noopener\">Tutoriel SQL pour d\u00e9butants<\/a> t&#8217;apprendra comment r\u00e9cup\u00e9rer des donn\u00e9es d&#8217;une base de donn\u00e9es :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"788\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-1024x788.jpg\" alt=\"Cours SQL pour d\u00e9butants sur YouTube\" class=\"wp-image-36125 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-1024x788.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-300x231.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-768x591.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-1536x1181.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-600x461.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-1200x923.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-730x561.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-1460x1123.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-784x603.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-1568x1206.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-877x675.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial-1754x1349.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-for-beginners-youtube-tutorial.jpg.webp 1828w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/788;\" \/><\/figure><\/div>\n\n<p>Dans cette vid\u00e9o de 45 minutes, tu apprendras les bases de SQL, des bases de donn\u00e9es et des syst\u00e8mes de gestion de bases de donn\u00e9es relationnelles. Le cr\u00e9ateur te guidera \u00e0 travers l&#8217;installation de Microsoft SQL Server et de SQL Server Management Studio. En utilisant ces outils gratuits, tu pourras te familiariser avec les tables, les cl\u00e9s primaires, les types de donn\u00e9es, et plus encore.<\/p>\n\n\n<p>Tu peux \u00e9galement trouver des cours gratuits qui approfondissent des sujets SQL plus complexes. Si tu souhaites apprendre sur les requ\u00eates, Learnit Training propose une vid\u00e9o de 3 heures intitul\u00e9e <a href=\"https:\/\/www.youtube.com\/watch?v=AFY3z4FwRg0\" target=\"_blank\" rel=\"noopener\">SQL Querying for Beginners<\/a> :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"790\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-1024x790.jpg\" alt=\"Tutoriel de requ\u00eatage SQL par Learnit Training\" class=\"wp-image-36126 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-1024x790.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-300x231.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-768x592.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-1536x1184.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-600x463.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-1200x925.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-730x563.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-1460x1126.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-784x605.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-1568x1209.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-877x676.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial-1754x1352.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-querying-for-beginners-youtube-tutorial.jpg.webp 1826w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/790;\" \/><\/figure><\/div>\n\n<p>Cette vid\u00e9o commence par expliquer quelques termes de base de SQL et ses principales utilisations. Elle montre ensuite comment effectuer une requ\u00eate SQL. \u00c0 la fin de la vid\u00e9o, tu seras capable d&#8217;utiliser des conditions de crit\u00e8res, de r\u00e9cup\u00e9rer des donn\u00e9es de plusieurs tables, et d&#8217;organiser et exporter les r\u00e9sultats de la requ\u00eate.<\/p>\n\n\n<p>Avant de regarder une vid\u00e9o, nous te recommandons de v\u00e9rifier sa date de publication et son nombre de vues. Tu voudras t&#8217;assurer que ses informations sont toujours pertinentes. Tu peux \u00e9galement consulter ses commentaires pour voir si d&#8217;autres utilisateurs ont trouv\u00e9 le tutoriel utile.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-take-a-free-course\"><b>2. Suis Un Cours Gratuit<\/b><\/h3>\n\n\n<p>Certaines personnes pr\u00e9f\u00e8rent les cours structur\u00e9s. Heureusement, il existe de nombreux mat\u00e9riaux d&#8217;apprentissage en ligne qui se concentrent sur les fondamentaux. En compl\u00e9tant des modules non chronom\u00e9tr\u00e9s, tu peux devenir un d\u00e9veloppeur SQL \u00e0 ton propre rythme.<\/p>\n\n\n<p>L&#8217;une des <a href=\"https:\/\/www.dreamhost.com\/blog\/best-online-resources-learn-to-code\/\" target=\"_blank\" rel=\"noopener\">meilleures plateformes pour apprendre les comp\u00e9tences en codage<\/a> est Codecademy. Apr\u00e8s avoir cr\u00e9\u00e9 un compte, tu peux rechercher des cours pour d\u00e9butants tels que <a href=\"https:\/\/www.codecademy.com\/learn\/learn-sql\" target=\"_blank\" rel=\"noopener\">Apprendre SQL<\/a>. Ce cours t&#8217;apprendra \u00e0 utiliser SQL pour communiquer avec les bases de donn\u00e9es relationnelles :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"420\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacacademy-learn-sql-course-1024x420.jpg\" alt=\"Cours SQL de Codecademy\" class=\"wp-image-36120 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacacademy-learn-sql-course-1024x420.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacacademy-learn-sql-course-300x123.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacacademy-learn-sql-course-768x315.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacacademy-learn-sql-course-1536x629.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course-600x246.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course-1200x492.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course-730x299.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course-1460x598.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course-784x321.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course-1568x642.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course-877x359.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course-1754x719.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacacademy-learn-sql-course.jpg.webp 1999w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/420;\" \/><\/figure><\/div>\n\n<p>Dans chaque module, tu pourras entrer des commandes, ex\u00e9cuter des requ\u00eates et utiliser des fonctions pour r\u00e9aliser des op\u00e9rations sur la base de donn\u00e9es :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"703\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacademy-learn-sql-1024x703.jpg\" alt=\"Module de cours Codecademy\" class=\"wp-image-36121 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacademy-learn-sql-1024x703.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacademy-learn-sql-300x206.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacademy-learn-sql-768x527.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/codeacademy-learn-sql-1536x1055.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql-600x412.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql-1200x824.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql-730x501.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql-1460x1003.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql-784x538.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql-1568x1077.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql-877x602.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql-1754x1205.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/codeacademy-learn-sql.jpg.webp 1999w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/703;\" \/><\/figure><\/div>\n\n<p>Si tu appr\u00e9cies les vid\u00e9os \u00e9ducatives, le cours d&#8217;<a href=\"https:\/\/www.khanacademy.org\/computing\/computer-programming\/sql\" target=\"_blank\" rel=\"noopener\">Introduction \u00e0 SQL<\/a> de Khan Academy pourrait \u00eatre le bon choix pour toi. Il t&#8217;enseigne les bases de la formulation de requ\u00eates et de la modification de bases de donn\u00e9es \u00e0 travers des vid\u00e9os instructives :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"596\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-learn-sql-course-1024x596.jpg\" alt=\"Cours SQL de Khan Academy\" class=\"wp-image-36122 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-learn-sql-course-1024x596.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-learn-sql-course-300x175.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-learn-sql-course-768x447.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-learn-sql-course-1536x894.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course-600x349.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course-1200x699.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course-730x425.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course-1460x850.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course-784x457.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course-1568x913.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course-877x511.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course-1754x1021.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-learn-sql-course.jpg.webp 1999w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/596;\" \/><\/figure><\/div>\n\n<p>Pendant le cours, tu peux regarder le code \u00eatre \u00e9crit en temps r\u00e9el. Tu pourras \u00e9galement le copier \u00e0 partir de la vid\u00e9o :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"647\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-sql-course-module-1024x647.jpg\" alt=\"Module de cours Khan Academy\" class=\"wp-image-36123 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-sql-course-module-1024x647.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-sql-course-module-300x190.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-sql-course-module-768x486.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/khan-academy-sql-course-module-1536x971.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module-600x379.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module-1200x759.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module-730x462.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module-1460x923.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module-784x496.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module-1568x991.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module-877x555.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module-1754x1109.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/khan-academy-sql-course-module.jpg.webp 1999w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/647;\" \/><\/figure><\/div>\n\n<p>Pour une explication plus approfondie du SQL, tu peux compl\u00e9ter le <a href=\"https:\/\/www.w3schools.com\/sql\/default.asp\" target=\"_blank\" rel=\"noopener\">Tutoriel SQL<\/a> sur W3Schools. Cela te montre comment \u00e9crire des instructions SQL avec la syntaxe appropri\u00e9e, ainsi que des t\u00e2ches plus complexes comme la cr\u00e9ation et la modification d&#8217;une base de donn\u00e9es :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"752\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-syntax-1024x752.jpg\" alt=\"Tutoriel SQL de W3Schools\" class=\"wp-image-36129 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-syntax-1024x752.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-syntax-300x220.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-syntax-768x564.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-syntax-1536x1128.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax-600x441.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax-1200x881.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax-730x536.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax-1460x1072.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax-784x576.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax-1568x1151.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax-877x644.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax-1754x1288.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-syntax.jpg.webp 1999w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/752;\" \/><\/figure><\/div>\n\n<p>Une fois que tu auras appris ces processus, tu pourras tester tes nouvelles connaissances avec des exercices pratiques :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"762\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-exercise-1024x762.jpg\" alt=\"Exercice SQL de W3Schools\" class=\"wp-image-36128 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-exercise-1024x762.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-exercise-300x223.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-exercise-768x571.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/w3schools-learn-sql-exercise-1536x1143.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise-600x446.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise-1200x893.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise-730x543.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise-1460x1086.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise-784x583.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise-1568x1166.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise-877x652.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise-1754x1305.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/w3schools-learn-sql-exercise.jpg.webp 1999w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/762;\" \/><\/figure><\/div>\n\n<p>Comme tu peux le voir, il y a un grand nombre de cours en ligne que tu peux suivre pour apprendre SQL. Tout ce que tu as \u00e0 faire est de trouver celui qui correspond \u00e0 tes besoins.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-earn-a-certification\"><b>3. Obtenir une Certification<\/b><\/h3>\n\n\n<p>Dans la plupart des cas, tu n&#8217;auras pas besoin d&#8217;un dipl\u00f4me universitaire pour travailler avec SQL. Cependant, tu pourrais vouloir mettre en avant tes comp\u00e9tences en codage sur ton CV. Lorsque tu recherches un poste n\u00e9cessitant la connaissance de SQL, avoir une certification peut augmenter tes chances d&#8217;\u00eatre embauch\u00e9.<\/p>\n\n\n<p>Heureusement, tu peux facilement obtenir une certification SQL en ligne. Le cours <a href=\"https:\/\/www.coursera.org\/learn\/intro-sql\" target=\"_blank\" rel=\"noopener\">Introduction au Langage de Requ\u00eate Structur\u00e9e<\/a> de Coursera t&#8217;apprend comment cr\u00e9er une base de donn\u00e9es MySQL. Une fois le cours termin\u00e9, tu recevras un certificat :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"468\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-certification-coursera-free-enrollment-1024x468.jpg\" alt=\"Cours SQL sur Coursera\" class=\"wp-image-36124 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-certification-coursera-free-enrollment-1024x468.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-certification-coursera-free-enrollment-300x137.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-certification-coursera-free-enrollment-768x351.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/learn-sql-certification-coursera-free-enrollment-1536x702.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment-600x274.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment-1200x548.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment-730x333.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment-1460x667.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment-784x358.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment-1568x716.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment-877x401.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment-1754x801.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/learn-sql-certification-coursera-free-enrollment.jpg.webp 1999w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/468;\" \/><\/figure><\/div>\n\n<p>Garde en t\u00eate que ceci est le deuxi\u00e8me niveau dans la <a href=\"https:\/\/www.coursera.org\/specializations\/web-applications\" target=\"_blank\" rel=\"noopener\">Sp\u00e9cialisation sur les Applications Web pour Tous<\/a>. Pour te mettre \u00e0 niveau, tu devras d&#8217;abord suivre le cours <a href=\"https:\/\/www.coursera.org\/learn\/web-applications-php\" target=\"_blank\" rel=\"noopener\">Construction d&#8217;applications Web en PHP<\/a>. Si tu es d\u00e9j\u00e0 familier avec PHP, HTML et CSS, n&#8217;h\u00e9site pas \u00e0 t&#8217;inscrire aux le\u00e7ons SQL.<\/p>\n\n\n<p>Une autre fa\u00e7on d&#8217;obtenir une certification en SQL est d&#8217;acheter un cours sur Udemy. Dans le <a href=\"https:\/\/www.udemy.com\/course\/the-complete-sql-bootcamp\/\" target=\"_blank\" rel=\"noopener\">Complete SQL Bootcamp<\/a>, tu apprendras \u00e0 analyser des donn\u00e9es, cr\u00e9er des tables et des bases de donn\u00e9es, et plus encore :<\/p>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"469\" data-src=\"https:\/\/www.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/udemy-learn-sql-course-1024x469.jpg\" alt=\"Cours SQL Udemy\" class=\"wp-image-36127 lazyload\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/udemy-learn-sql-course-1024x469.jpg 1024w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/udemy-learn-sql-course-300x137.jpg 300w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/udemy-learn-sql-course-768x352.jpg 768w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/uploads\/2022\/08\/udemy-learn-sql-course-1536x703.jpg 1536w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course-600x275.jpg.webp 600w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course-1200x549.jpg.webp 1200w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course-730x334.jpg.webp 730w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course-1460x668.jpg.webp 1460w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course-784x359.jpg.webp 784w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course-1568x718.jpg.webp 1568w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course-877x401.jpg.webp 877w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course-1754x803.jpg.webp 1754w, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/smush-webp\/2022\/08\/udemy-learn-sql-course.jpg.webp 1999w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/469;\" \/><\/figure><\/div>\n\n<p>Ce cours Udemy t&#8217;apprend comment configurer un syst\u00e8me de gestion de base de donn\u00e9es PostgreSQL. Comme cela s&#8217;applique \u00e0 d&#8217;autres bases de donn\u00e9es SQL, il peut \u00eatre b\u00e9n\u00e9fique d&#8217;inclure cette certification sur ton CV.<\/p>\n\n\n<h2 id=\"h-start-managing-your-database-with-sql\" class=\"wp-block-heading\"><b>Commence \u00c0 G\u00e9rer Ta Base De Donn\u00e9es Avec SQL<\/b><\/h2>\n\n\n<p>Si tu poss\u00e8des un site web WordPress, tes donn\u00e9es seront stock\u00e9es dans une base de donn\u00e9es MySQL. Lorsque tu apprends le langage de requ\u00eate SQL, tu peux indiquer \u00e0 WordPress comment g\u00e9rer ces donn\u00e9es. De plus, les comp\u00e9tences en SQL peuvent \u00e9galement t&#8217;aider \u00e0 obtenir des emplois bien r\u00e9mun\u00e9r\u00e9s dans les domaines de la science des donn\u00e9es, du marketing et du d\u00e9veloppement.<\/p>\n\n\n<p>Pour r\u00e9capituler, voici quelques moyens simples pour commencer \u00e0 apprendre SQL :<\/p>\n\n\n<ol class=\"wp-block-list\">\n<li>Trouve un tutoriel YouTube par des cr\u00e9ateurs comme <a href=\"https:\/\/www.youtube.com\/watch?v=h0nxCDiD-zg\" target=\"_blank\" rel=\"noopener\">Kevin Stratvert<\/a> ou <a href=\"https:\/\/www.youtube.com\/watch?v=AFY3z4FwRg0\" target=\"_blank\" rel=\"noopener\">Learnit Training<\/a>.<\/li>\n\n\n\n<li>Suis un cours gratuit sur <a href=\"https:\/\/www.codecademy.com\/learn\/learn-sql\" target=\"_blank\" rel=\"noopener\">Codecademy<\/a>, <a href=\"https:\/\/www.khanacademy.org\/computing\/computer-programming\/sql\" target=\"_blank\" rel=\"noopener\">Khan Academy<\/a>, ou <a href=\"https:\/\/www.w3schools.com\/sql\/default.asp\" target=\"_blank\" rel=\"noopener\">W3Schools<\/a>.<\/li>\n\n\n\n<li>Obtiens une certification de <a href=\"https:\/\/www.coursera.org\/learn\/intro-sql\" target=\"_blank\" rel=\"noopener\">Coursera<\/a> ou <a href=\"https:\/\/www.udemy.com\/course\/the-complete-sql-bootcamp\/\" target=\"_blank\" rel=\"noopener\">Udemy<\/a>.<\/li>\n\n\n<\/ol>\n\n\n<p>Une fois que tu auras appris les bases de SQL, tu voudras probablement cr\u00e9er une nouvelle base de donn\u00e9es MySQL. Avec un <a href=\"https:\/\/www.dreamhost.com\/hosting\/\" target=\"_blank\" rel=\"noopener\">plan d&#8217;h\u00e9bergement partag\u00e9<\/a> de DreamHost, tu peux construire des bases de donn\u00e9es illimit\u00e9es et profiter de requ\u00eates plus rapides !<\/p>\n\n\n\n\n\n\n<div\n\tclass=\"article-cta-shared article-cta-small\"\n>\n    <div class=\"tr-img-wrap-outer jsLoading\"><img decoding=\"async\" class=\"js-img-lazy \" src=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/themes\/blog2018\/assets\/img\/lazy-loading-transparent.webp\" data-srcset=\"https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/themes\/blog2018\/assets\/img\/article-small-ad-cta-placeholder.webp 1x, https:\/\/www-dev.dreamhost.com\/blog\/wp-content\/themes\/blog2018\/assets\/img\/article-small-ad-cta-placeholder-x2.webp 2x\"  alt=\"Ad background image\" \/><\/div>\n\n\n\n\n  <div class=\"content-btm\">\n    <h2\n      class=\"h2--md\"\n    >\n      Alimente Ton Site Web Avec DreamHost\n    <\/h2>\n    <p\n      class=\"p--md\"\n    >\n      Nous nous assurons que ton site est rapide, s\u00e9curis\u00e9 et toujours disponible pour que tes visiteurs te fassent confiance. Les plans commencent \u00e0 partir de 1,99 $\/mois.\n    <\/p>\n\n            <a\n            href=\"https:\/\/www.dreamhost.com\/hosting\/\/\"\n                        class=\"btn btn--white-outline btn--sm btn--round\"\n                                    target=\"_blank\"\n            rel=\"noopener noreferrer\"\n            >\n                            Choisis Ton Plan                    <\/a>\n\n  <\/div>\n<\/div>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Que tu veuilles devenir un d\u00e9veloppeur backend ou simplement te familiariser avec les bases de donn\u00e9es, tu devras apprendre SQL. Cependant, les langages de programmation peuvent sembler un peu intimidants pour les d\u00e9butants. Heureusement, tu peux commencer \u00e0 apprendre SQL m\u00eame sans exp\u00e9rience en codage. Regarder des tutoriels YouTube et suivre des cours en ligne sont quelques-unes des meilleures m\u00e9thodes pour ma\u00eetriser [\u2026]<\/p>\n","protected":false},"author":1058,"featured_media":36117,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_yoast_wpseo_metadesc":"Si tu es int\u00e9ress\u00e9 par le d\u00e9veloppement backend ou la gestion de base de donn\u00e9es, tu voudras apprendre SQL. Dans cet article, nous te montrerons comment. C'est parti !","toc_headlines":"[[\"h-an-introduction-to-sql\",\"Une Introduction \u00c0 SQL\"],[\"h-why-you-might-want-to-learn-sql\",\"Pourquoi Tu Pourrais Vouloir Apprendre SQL\"],[\"h-how-to-learn-sql-3-methods\",\"Comment Apprendre SQL (3 M\u00e9thodes)\"],[\"h-start-managing-your-database-with-sql\",\"Commence \u00c0 G\u00e9rer Ta Base De Donn\u00e9es Avec SQL\"]]","hide_toc":false,"footnotes":""},"categories":[14995],"tags":[],"class_list":["post-69239","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Comment Apprendre SQL (Rapide &amp; Gratuit) - DreamHost Blog<\/title>\n<meta name=\"description\" content=\"Si tu es int\u00e9ress\u00e9 par le d\u00e9veloppement backend ou la gestion de base de donn\u00e9es, tu voudras apprendre SQL. 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