{"id":212081,"date":"2023-09-19T07:30:00","date_gmt":"2023-09-19T07:30:00","guid":{"rendered":"https:\/\/datascientest.com\/?p=212081"},"modified":"2024-09-22T21:16:04","modified_gmt":"2024-09-22T21:16:04","slug":"sqlite-tout-savoir","status":"publish","type":"post","link":"https:\/\/datascientest.com\/sqlite-tout-savoir","title":{"rendered":"SQLite : Tout savoir sur cette base de donn\u00e9es embarqu\u00e9e"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"212081\" class=\"elementor elementor-212081\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-023a753 e-flex e-con-boxed e-con\" data-id=\"023a753\" 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-d6e9167 elementor-widget elementor-widget-heading\" data-id=\"d6e9167\" 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\">SQLite est un syst\u00e8me de gestion de base de donn\u00e9es l\u00e9ger et embarqu\u00e9, qui ne requiert pas de serveur externe. D\u00e9couvrez ses caract\u00e9ristiques, ses avantages, ses applications et son int\u00e9r\u00eat en Data Science !<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb44bd4 elementor-widget elementor-widget-text-editor\" data-id=\"cb44bd4\" 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;\">Les syst\u00e8mes de gestion de bases de donn\u00e9es sont des outils incontournables, tout particuli\u00e8rement <strong>pour les professionnels de la Data Science<\/strong>.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Ces logiciels permettent de stocker les donn\u00e9es de mani\u00e8re structur\u00e9e dans des tables, facilitant la manipulation et la r\u00e9cup\u00e9ration des informations.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Toutefois, les bases de donn\u00e9es traditionnelles reposant sur une architecture client-serveur peuvent \u00eatre lourdes et complexes d\u2019utilisation.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Aux d\u00e9buts des ann\u00e9es, D. Richard Hipp a donc voulu rem\u00e9dier \u00e0 ce probl\u00e8me en concevant <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">une alternative l\u00e9g\u00e8re et autonome<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> : SQLite.<\/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-6fe00f7 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"6fe00f7\" 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\">En savoir plus sur SQLite<\/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-9cb6cc7 e-flex e-con-boxed e-con\" data-id=\"9cb6cc7\" 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-96fbfc7 elementor-widget elementor-widget-heading\" data-id=\"96fbfc7\" 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\u2019est-ce que SQLite ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-12b388d elementor-widget elementor-widget-text-editor\" data-id=\"12b388d\" 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;\">Initialement d\u00e9velopp\u00e9e comme une extension pour le projet Tcl\/Tk, SQLite a \u00e9volu\u00e9 pour devenir une biblioth\u00e8que autonome \u00e0 part enti\u00e8re.<\/span><\/p><p><span style=\"font-weight: 400;\">Son nom r\u00e9sume parfaitement sa philosophie de conception : il s\u2019agit d\u2019un <strong>syst\u00e8me de gestion de base de donn\u00e9es compatible SQL<\/strong> qui se distingue par sa l\u00e9g\u00e8ret\u00e9. Il permet de g\u00e9rer les bases de donn\u00e9es sans n\u00e9cessiter de serveur externe.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Tout est inclus dans une seule biblioth\u00e8que, ce qui facilite son int\u00e9gration dans une large vari\u00e9t\u00e9 d\u2019applications. Son <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">architecture l\u00e9g\u00e8re<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> la rend adapt\u00e9e aux environnements avec des ressources limit\u00e9es, comme les appareils mobiles et les syst\u00e8mes embarqu\u00e9s.<\/span><\/p><p><span style=\"font-weight: 400;\">Par ailleurs, SQLite garantit la conformit\u00e9 aux <a href=\"https:\/\/datascientest.com\/acid\"><span style=\"text-decoration: underline;\"><strong>propri\u00e9t\u00e9s ACID<\/strong><\/span><\/a> : Atomicit\u00e9, Coh\u00e9rence, Isolation, Durabilit\u00e9. Ceci assure la fiabilit\u00e9 des op\u00e9rations de base de donn\u00e9es, m\u00eame en cas d\u2019interruption soudaine du syst\u00e8me.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">De nombreux types de donn\u00e9es sont pris en charge nativement, tels que <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">INTEGER<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">, <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">TEXT<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">, <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">REAL ET BLOB<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">. Le stockage et la manipulation des donn\u00e9es sont donc flexibles et efficaces.<\/span><\/p><p><span style=\"font-weight: 400;\">En outre, SQLite prend en charge le langage SQL complet et permet donc aux d\u00e9veloppeurs de <strong>cr\u00e9er, interroger et g\u00e9rer les bases de donn\u00e9es<\/strong> \u00e0 l\u2019aide d\u2019une syntaxe aussi famili\u00e8re que puissante.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Toutes ces caract\u00e9ristiques font de ce syst\u00e8me un outil pr\u00e9cieux pour quiconque cherche \u00e0 int\u00e9grer une solution de base de donn\u00e9es simple, fiable et hautement performante dans son application.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">En combinant ces caract\u00e9ristiques, SQLite se pr\u00e9sente comme un outil pr\u00e9cieux pour ceux qui cherchent \u00e0 int\u00e9grer u<\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">ne solution de base de donn\u00e9es simple, fiable et hautement performante<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> dans leurs applications.<\/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-b5e7773 e-flex e-con-boxed e-con\" data-id=\"b5e7773\" 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-c336477 elementor-widget elementor-widget-heading\" data-id=\"c336477\" 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 SQLite ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f2b57c7 elementor-widget elementor-widget-text-editor\" data-id=\"f2b57c7\" 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;\">De nombreuses applications mobiles pour iOS et Android utilisent SQLite pour stocker des donn\u00e9es localement sur les appareils des utilisateurs. Cela permet un <strong>acc\u00e8s rapide aux donn\u00e9es<\/strong>, m\u00eame en l\u2019absence de connexion r\u00e9seau.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">En ce qui concerne les logiciels de bureau, SQLite est un choix tr\u00e8s judicieux <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">pour les applications l\u00e9g\u00e8res<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> n\u00e9cessitant une base de donn\u00e9es int\u00e9gr\u00e9e.<\/span><\/p><p><span style=\"font-weight: 400;\">Les utilisateurs peuvent ainsi profiter des fonctionnalit\u00e9s d\u2019une base de donn\u00e9es, sans les tracas li\u00e9s \u00e0 la configuration et \u00e0 la gestion d\u2019un serveur.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Son efficacit\u00e9 en termes de ressources en fait aussi <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">un compagnon id\u00e9al pour les syst\u00e8mes embarqu\u00e9s<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> comme les dispositifs IoT et les \u00e9quipements industriels.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">La capacit\u00e9 \u00e0 g\u00e9rer des bases de donn\u00e9es localement sur des appareils aux ressources limit\u00e9es en fait une solution adapt\u00e9e pour ce type d\u2019environnements.<\/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-5aa8533 elementor-widget elementor-widget-image\" data-id=\"5aa8533\" 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=\"900\" height=\"500\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite1.jpg\" class=\"attachment-full size-full wp-image-212102\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite1.jpg 900w, https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite1-300x167.jpg 300w, https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite1-768x427.jpg 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\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-a8435e9 elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"a8435e9\" 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\">Apprendre \u00e0 utiliser SQLite<\/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-8b8731f e-flex e-con-boxed e-con\" data-id=\"8b8731f\" 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-7ec6922 elementor-widget elementor-widget-heading\" data-id=\"7ec6922\" 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 cr\u00e9er une base de donn\u00e9es SQLite ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a3093e elementor-widget elementor-widget-text-editor\" data-id=\"3a3093e\" 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;\">La cr\u00e9ation d\u2019une base de donn\u00e9es SQLite requiert une compr\u00e9hension de base de la <strong>syntaxe SQL<\/strong>. Plusieurs outils sont disponibles pour vous accompagner dans cette t\u00e2che, mais la <strong>biblioth\u00e8que SQLite<\/strong> elle-m\u00eame offre \u00e9galement des fonctionnalit\u00e9s d\u00e9di\u00e9es.<\/span><\/p><p><span style=\"font-weight: 400;\">Il existe des outils graphiques tels que \u00ab <strong>DB Browser for SQLite<\/strong> \u00bb permettant de cr\u00e9er et de visualiser facilement des bases de donn\u00e9es SQLite.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">De plus, de nombreuses biblioth\u00e8ques de programmation dans diff\u00e9rents langages proposent une interface pour interagir avec ce syst\u00e8me.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Pour cr\u00e9er une table dans SQLite, on utilise la <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">commande CREATE TABLE<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">. Il suffit ensuite de d\u00e9finir les noms et les types de colonnes, et les autres propri\u00e9t\u00e9s comme les cl\u00e9s primaires et \u00e9trang\u00e8res.<\/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-2e3c77b e-flex e-con-boxed e-con\" data-id=\"2e3c77b\" 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-7fa185b elementor-widget elementor-widget-heading\" data-id=\"7fa185b\" 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\">Manipuler des donn\u00e9es dans SQLite<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9098e3d elementor-widget elementor-widget-text-editor\" data-id=\"9098e3d\" 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 r\u00e9aliser les op\u00e9rations de manipulation de donn\u00e9es, SQLite propose des m\u00e9canismes simples, mais puissants.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">La <strong>commande INSERT INTO<\/strong> permet d\u2019ins\u00e9rer de nouvelles donn\u00e9es dans une table, tandis que UPDATE et DELETE servent \u00e0 mettre \u00e0 jour ou supprimer les donn\u00e9es existantes.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-weight: var( --e-global-typography-text-font-weight ); text-align: var(--text-align);\">Afin d\u2019extraire des donn\u00e9es sp\u00e9cifiques de la base de donn\u00e9es, on utilise les <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">requ\u00eates SELECT<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-weight: var( --e-global-typography-text-font-weight ); text-align: var(--text-align);\">. La clause WHERE permet de sp\u00e9cifier les colonnes \u00e0 r\u00e9cup\u00e9rer et toutes les conditions \u00e0 appliquer.<\/span><\/p><p><span style=\"font-weight: 400;\">Elle peut aussi servir \u00e0 filtrer les r\u00e9sultats en fonction de conditions sp\u00e9cifiques, tandis que les <strong>clauses ORDER BY et GROUP BY<\/strong> visent \u00e0 organiser les r\u00e9sultats dans un ordre particulier ou \u00e0 les regrouper en fonction d\u2019une colonne.<\/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-c67ed2f e-flex e-con-boxed e-con\" data-id=\"c67ed2f\" 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-4673a8b elementor-widget elementor-widget-heading\" data-id=\"4673a8b\" 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 optimiser les performances SQLite ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a8ed5e elementor-widget elementor-widget-text-editor\" data-id=\"4a8ed5e\" 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;\">De nombreuses fonctionnalit\u00e9s SQLite permettent d\u2019<strong>optimiser les performances des op\u00e9rations de bases de donn\u00e9es<\/strong> pour assurer une exp\u00e9rience utilisateur aussi fluide que r\u00e9active.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">La <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">commande EXPLAIN<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> peut \u00eatre utilis\u00e9e pour analyser comme SQLite ex\u00e9cute une requ\u00eate particuli\u00e8re. Ceci permet d\u2019identifier quelles parties de la requ\u00eate pourraient avoir besoin d\u2019une optimisation.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">De m\u00eame, les index acc\u00e9l\u00e8rent consid\u00e9rablement les op\u00e9rations de recherche dans une base de donn\u00e9es. Il est possible d\u2019en cr\u00e9er sur les colonnes fr\u00e9quemment utilis\u00e9es dans les <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">clauses WHERE<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> pour am\u00e9liorer les performances.<\/span><\/p><p><span style=\"font-weight: 400;\">En ce qui concerne la gestion de la m\u00e9moire, <strong>SQLite utilise un cache pour stocker temporairement les donn\u00e9es fr\u00e9quemment utilis\u00e9es<\/strong>. Il est possible d\u2019ajuster la taille du cache pour optimiser les performances en fonction des ressources disponibles.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Apr\u00e8s utilisation, il est essentiel de lib\u00e9rer correctement les ressources pour \u00e9viter les \u00e9ventuelles fuites de m\u00e9moires risquant de ralentir l\u2019application.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Les m\u00e9canismes de sauvegarde permettent quant \u00e0 eux de <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">cr\u00e9er des copies de votre base de donn\u00e9es \u00e0 des fins de s\u00e9curit\u00e9<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">. Vous pouvez cr\u00e9er des sauvegardes p\u00e9riodiques pour minimiser les pertes de donn\u00e9es en cas de probl\u00e8me.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Si la base de donn\u00e9es est corrompue, SQLite fournit aussi des <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">outils de r\u00e9cup\u00e9ration<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> en guise de dernier recours. Toutes ces fonctionnalit\u00e9s contribuent \u00e0 maximiser les performances !<\/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-6839143 elementor-widget elementor-widget-image\" data-id=\"6839143\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"900\" height=\"500\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite2.jpg\" class=\"attachment-full size-full wp-image-212106\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite2.jpg 900w, https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite2-300x167.jpg 300w, https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite2-768x427.jpg 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\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-4929aaa elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"4929aaa\" 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\">Ma\u00eetriser SQLite<\/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-6f17a16 e-flex e-con-boxed e-con\" data-id=\"6f17a16\" 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-b974c08 elementor-widget elementor-widget-heading\" data-id=\"b974c08\" 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\">SQLite et la cybers\u00e9curit\u00e9<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ff48cc elementor-widget elementor-widget-text-editor\" data-id=\"3ff48cc\" 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 bases de donn\u00e9es sont prises pour cibles par les hackers et autres cybercriminels, et la <strong>s\u00e9curit\u00e9<\/strong> est donc une priorit\u00e9.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Gr\u00e2ce au chiffrement, SQLite permet de <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">prot\u00e9ger les informations sensibles<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">. Il est possible de chiffrer toute la base de donn\u00e9es ou uniquement certaines colonnes sp\u00e9cifiques.<\/span><\/p><p><span style=\"font-weight: 400;\">L\u2019utilisation de mots de passe permet par ailleurs de <strong>renforcer la s\u00e9curit\u00e9 de la base<\/strong> et d\u2019emp\u00eacher un acc\u00e8s non autoris\u00e9.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Pour \u00e9viter les attaques par injection SQL, une bonne pratique consiste \u00e0 <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">s\u2019assurer de toujours utiliser des requ\u00eates param\u00e9tr\u00e9es au lieu d\u2019incorporer directement les valeurs<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> de l\u2019utilisateur dans les requ\u00eates.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">De m\u00eame, toutes les donn\u00e9es provenant des utilisateurs doivent \u00eatre correctement valid\u00e9es et \u00e9chapp\u00e9es pour pr\u00e9venir les attaques.<\/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-74165a8 e-flex e-con-boxed e-con\" data-id=\"74165a8\" 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-aa1afd3 elementor-widget elementor-widget-heading\" data-id=\"aa1afd3\" 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 SQLite en Data Science ?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-327240e elementor-widget elementor-widget-text-editor\" data-id=\"327240e\" 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;\">Bien qu\u2019il soit principalement exploit\u00e9 pour le d\u00e9veloppement d\u2019applications, SQLite a \u00e9galement des utilisations int\u00e9ressantes dans le domaine de la Data Science.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Il peut servir \u00e0 stocker et explorer de petites quantit\u00e9s en d\u00e9but de projet. Vous pouvez charger des <\/span><a style=\"font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: #ffffff;\" href=\"https:\/\/datascientest.com\/datasets-top-5-des-sites-ou-trouver-des-jeux-de-donnees-de-qualite\"><span style=\"text-decoration-line: underline;\"><strong>datasets<\/strong><\/span><\/a><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">, puis <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">ex\u00e9cuter des requ\u00eates SQL<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> pour filtrer et regrouper les donn\u00e9es afin de comprendre la structure avant de passer \u00e0 des analyses plus avanc\u00e9es.<\/span><\/p><p><span style=\"font-weight: 400;\">Lorsque vous travaillez sur des prototypes ou des analyses exploratoires, SQLite peut aussi \u00eatre un choix judicieux pour<strong> stocker temporairement<\/strong> des donn\u00e9es. Sa simplicit\u00e9 et sa rapidit\u00e9 d\u2019int\u00e9gration permettent de tester des id\u00e9es rapidement.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Si vous d\u00e9veloppez des applications de Dataviz ou des <\/span><a style=\"font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: #ffffff;\" href=\"https:\/\/datascientest.com\/comment-creer-un-tableau-de-bord-dans-power-bi\"><span style=\"text-decoration-line: underline;\"><strong>tableaux de bord<\/strong><\/span><\/a><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">, SQLite peut servir de backend pour stocker les donn\u00e9es localement. Les applications peuvent ainsi fonctionner sans connexion r\u00e9seau constante.<\/span><\/p><p><span style=\"font-weight: 400;\">On peut aussi l\u2019utiliser pour stocker des m\u00e9tadonn\u00e9es, des informations auxiliaires ou des r\u00e9sultats interm\u00e9diaires dans un <strong>projet de Data Science<\/strong>. Ceci peut \u00eatre utile pour garder une trace des exp\u00e9rimentations et des analyses.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Enfin, c\u2019est un choix ad\u00e9quat pour les projets de petite envergure afin de <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">stocker et g\u00e9rer les donn\u00e9es<\/strong> <strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">sans n\u00e9cessiter de configuration complexe<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">.<\/span><\/p><p><span style=\"font-weight: 400;\">En revanche, il n\u2019est pas id\u00e9al pour g\u00e9rer de grands ensembles de donn\u00e9es ou pour des op\u00e9rations intensives en lecture\/\u00e9criture en simultan\u00e9. Quand la mont\u00e9e en charge et la performance sont des facteurs critiques, mieux vaut opter pour des <strong>SGBD<\/strong> plus puissants comme <a href=\"https:\/\/datascientest.com\/mysql-vs-postgresql\"><span style=\"text-decoration: underline;\"><strong>MySQL<\/strong><strong> et PostgreSQL<\/strong><\/span><\/a> ou des bases de donn\u00e9es <a href=\"https:\/\/datascientest.com\/nosql-tout-savoir\"><span style=\"text-decoration: underline;\"><strong>NoSQL<\/strong><\/span><\/a>.<\/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-1af55b1 e-flex e-con-boxed e-con\" data-id=\"1af55b1\" 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-cd65612 elementor-widget elementor-widget-heading\" data-id=\"cd65612\" 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 : SQLite, un outil incontournable pour les bases de donn\u00e9es int\u00e9gr\u00e9es<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-665a8b8 elementor-widget elementor-widget-text-editor\" data-id=\"665a8b8\" 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;\">Novateur et puissant, SQLite s\u2019est impos\u00e9 dans le domaine de la <strong>gestion de base de donn\u00e9es<\/strong> pour de nombreuses applications gr\u00e2ce \u00e0 sa flexibilit\u00e9 et ses performances.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Toutefois, exploiter son potentiel pour r\u00e9pondre aux besoins de projets vari\u00e9s exige une ma\u00eetrise de ses principes fondamentaux et de ses fonctionnalit\u00e9s les plus avanc\u00e9es.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Afin d\u2019acqu\u00e9rir cette expertise, vous pouvez vous tourner vers <strong>DataScientest<\/strong> et ses formations en ligne. \u00c0 travers vos cursus, vous pouvez <strong>devenir un v\u00e9ritable professionnel en science des donn\u00e9es<\/strong>.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Vous apprendrez \u00e0 <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">manier les bases de donn\u00e9es et le langage SQL<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">, mais aussi la <\/span><a href=\"https:\/\/datascientest.com\/blog-data-ia-actualites\/programmation-python\" style=\"font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: rgb(255, 255, 255);\"><span style=\"text-decoration-line: underline;\"><strong>programmation en Python<\/strong><\/span><\/a><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">, les <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">techniques d\u2019analyse<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> et de <\/span><a href=\"https:\/\/datascientest.com\/quest-ce-la-dataviz-le-point-avec-nos-data-experts\" style=\"font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: rgb(255, 255, 255);\"><span style=\"text-decoration-line: underline;\"><strong>DataViz<\/strong><\/span><\/a><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">, les <\/span><a href=\"https:\/\/datascientest.com\/power-bi-vs-tableau-vs-qlik\" style=\"font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: rgb(255, 255, 255);\"><span style=\"text-decoration-line: underline;\"><strong>outils de Business Intelligence<\/strong><\/span><\/a><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> ou encore le <\/span><a href=\"https:\/\/datascientest.com\/machine-learning-tout-savoir\" style=\"font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: rgb(255, 255, 255);\"><span style=\"text-decoration-line: underline;\"><strong>Machine Learning<\/strong><\/span><\/a><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00c0 l\u2019issue du parcours, vous recevrez un dipl\u00f4me reconnu par l\u2019\u00c9tat et disposerez de toutes les comp\u00e9tences requises pour <a href=\"https:\/\/datascientest.com\/quels-sont-les-metiers-de-la-data-les-mieux-payes-en-2023\"><span style=\"text-decoration: underline;\"><strong>devenir Data Analyst, Data Scientist, Data Engineer ou encore Data Product Manager<\/strong><\/span><\/a>.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">Toutes nos formations se compl\u00e8tent \u00e0 distance en BootCamp, <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">formation continue ou alternance<\/strong><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> et sont \u00e9ligibles au <\/span><a href=\"https:\/\/datascientest.com\/cpf-definition-utlisation\" style=\"font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align); background-color: rgb(255, 255, 255);\"><span style=\"text-decoration-line: underline;\"><strong>CPF<\/strong><\/span><\/a><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\"> pour le financement. <\/span><strong style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; text-align: var(--text-align);\">D\u00e9couvrez DataScientest !<\/strong><\/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-c37cd11 elementor-widget elementor-widget-image\" data-id=\"c37cd11\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"900\" height=\"500\" src=\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite3.jpg\" class=\"attachment-full size-full wp-image-212107\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite3.jpg 900w, https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite3-300x167.jpg 300w, https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite3-768x427.jpg 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\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-200bb8f elementor-align-center button-principale elementor-widget elementor-widget-button\" data-id=\"200bb8f\" 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\">D\u00e9couvrir notre formation SQL<\/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 class=\"elementor-element elementor-element-fd9d662 elementor-widget elementor-widget-text-editor\" data-id=\"fd9d662\" 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;\">Vous savez tout sur SQLite. Pour aller plus loin, d\u00e9couvrez <a href=\"https:\/\/datascientest.com\/sql-tout-savoir\"><span style=\"text-decoration: underline;\"><strong>notre dossier complet sur SQL<\/strong><\/span><\/a> et <a href=\"https:\/\/datascientest.com\/base-de-donnees-definition\"><span style=\"text-decoration: underline;\"><strong>notre dossier consacr\u00e9 aux bases de donn\u00e9es<\/strong><\/span><\/a>.<\/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-859039a e-flex e-con-boxed e-con\" data-id=\"859039a\" 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-9b0cb83 elementor-widget elementor-widget-html\" data-id=\"9b0cb83\" 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\": \"Comment cr\u00e9er une base de donn\u00e9es SQLite ?\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"La cr\u00e9ation d\u2019une base de donn\u00e9es SQLite requiert une compr\u00e9hension de base de la syntaxe SQL. Plusieurs outils sont disponibles pour vous accompagner dans cette t\u00e2che, mais la biblioth\u00e8que SQLite elle-m\u00eame offre \u00e9galement des fonctionnalit\u00e9s d\u00e9di\u00e9es.\"\r\n    }\r\n  },{\r\n    \"@type\": \"Question\",\r\n    \"name\": \"Qu\u2019est-ce que SQLite ?\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"Initialement d\u00e9velopp\u00e9e comme une extension pour le projet Tcl\/Tk, SQLite a \u00e9volu\u00e9 pour devenir une biblioth\u00e8que autonome \u00e0 part enti\u00e8re. Son nom r\u00e9sume parfaitement sa philosophie de conception : il s\u2019agit d\u2019un syst\u00e8me de gestion de base de donn\u00e9es compatible SQL qui se distingue par sa l\u00e9g\u00e8ret\u00e9. Il permet de g\u00e9rer les bases de donn\u00e9es sans n\u00e9cessiter de serveur externe.\"\r\n    }\r\n  },{\r\n    \"@type\": \"Question\",\r\n    \"name\": \"\u00c0 quoi sert SQLite ?\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"De nombreuses applications mobiles pour iOS et Android utilisent SQLite pour stocker des donn\u00e9es localement sur les appareils des utilisateurs. Cela permet un acc\u00e8s rapide aux donn\u00e9es, m\u00eame en l\u2019absence de connexion r\u00e9seau.\"\r\n    }\r\n  },{\r\n    \"@type\": \"Question\",\r\n    \"name\": \"Comment optimiser les performances SQLite ?\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"De nombreuses fonctionnalit\u00e9s SQLite permettent d\u2019optimiser les performances des op\u00e9rations de bases de donn\u00e9es pour assurer une exp\u00e9rience utilisateur aussi fluide que r\u00e9active. La commande EXPLAIN peut \u00eatre utilis\u00e9e pour analyser comme SQLite ex\u00e9cute une requ\u00eate particuli\u00e8re. Ceci permet d\u2019identifier quelles parties de la requ\u00eate pourraient avoir besoin d\u2019une optimisation. De m\u00eame, les index acc\u00e9l\u00e8rent consid\u00e9rablement les op\u00e9rations de recherche dans une base de donn\u00e9es. Il est possible d\u2019en cr\u00e9er sur les colonnes fr\u00e9quemment utilis\u00e9es dans les clauses WHERE pour am\u00e9liorer les performances.\"\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>SQLite est un syst\u00e8me de gestion de base de donn\u00e9es l\u00e9ger et embarqu\u00e9, qui ne requiert pas de serveur externe. D\u00e9couvrez ses caract\u00e9ristiques, ses avantages, ses applications et son int\u00e9r\u00eat en Data Science ! Les syst\u00e8mes de gestion de bases de donn\u00e9es sont des outils incontournables, tout particuli\u00e8rement pour les professionnels de la Data Science.Ces [&hellip;]<\/p>\n","protected":false},"author":78,"featured_media":212083,"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>SQLite : Tout savoir sur cette base de donn\u00e9es embarqu\u00e9e<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez tout ce que vous devez savoir sur SQLite : ses caract\u00e9ristiques, ses avantages, ses applications et son int\u00e9r\u00eat en Data Science !\" \/>\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\/sqlite-tout-savoir\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SQLite : Tout savoir sur cette base de donn\u00e9es embarqu\u00e9e\" \/>\n<meta property=\"og:url\" content=\"https:\/\/datascientest.com\/sqlite-tout-savoir\" \/>\n<meta property=\"og:site_name\" content=\"Formation Data Science | DataScientest.com\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-19T07:30:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-09-22T21:16:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/09\/sqlite.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"J\u00e9r\u00e9my Robert\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"J\u00e9r\u00e9my Robert\" \/>\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\/sqlite-tout-savoir\",\"url\":\"https:\/\/datascientest.com\/sqlite-tout-savoir\",\"name\":\"SQLite : Tout savoir sur cette base de donn\u00e9es embarqu\u00e9e\",\"isPartOf\":{\"@id\":\"https:\/\/datascientest.com\/#website\"},\"datePublished\":\"2023-09-19T07:30:00+00:00\",\"dateModified\":\"2024-09-22T21:16:04+00:00\",\"author\":{\"@id\":\"https:\/\/datascientest.com\/#\/schema\/person\/7af2361c48e24e79a8aa2360e6e74925\"},\"description\":\"D\u00e9couvrez tout ce que vous devez savoir sur SQLite : ses caract\u00e9ristiques, ses avantages, ses applications et son int\u00e9r\u00eat en Data Science !\",\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/datascientest.com\/sqlite-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\/7af2361c48e24e79a8aa2360e6e74925\",\"name\":\"J\u00e9r\u00e9my Robert\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/datascientest.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/11\/jeremyrobert.jpeg\",\"contentUrl\":\"https:\/\/datascientest.com\/wp-content\/uploads\/2023\/11\/jeremyrobert.jpeg\",\"caption\":\"J\u00e9r\u00e9my Robert\"},\"description\":\"J\u00e9r\u00e9my Robert est actuellement Directeur p\u00e9dagogique B2B chez DataScientest.com. Avant de rejoindre DataScientest, il a travaill\u00e9 en tant que Consultant Business Intelligence chez DEAPDATA, o\u00f9 il a g\u00e9r\u00e9 des projets dans les domaines de l'assurance, bancaire et industrie. Il a \u00e9galement \u00e9t\u00e9 Co-fondateur et pr\u00e9sident de Tripzer. En tant que consultant ind\u00e9pendant, J\u00e9r\u00e9my a propos\u00e9 des formations sur MicroStrategy pour divers niveaux professionnels. 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