{"id":67823,"date":"2022-08-12T07:00:45","date_gmt":"2022-08-12T14:00:45","guid":{"rendered":"https:\/\/dhblog.dream.press\/blog\/?p=67823"},"modified":"2025-06-11T13:21:57","modified_gmt":"2025-06-11T20:21:57","slug":"come-imparare-sql-veloce-e-gratis-it","status":"publish","type":"post","link":"https:\/\/www-dev.dreamhost.com\/blog\/it\/come-imparare-sql-veloce-e-gratis-it\/","title":{"rendered":"Come Imparare SQL (Veloce e Gratis)"},"content":{"rendered":"\n<p>Se vuoi diventare uno <a href=\"https:\/\/www.dreamhost.com\/blog\/back-end-developer-salary\/\" target=\"_blank\" rel=\"noopener\">sviluppatore backend<\/a> o semplicemente familiarizzare con i database, dovrai imparare SQL. Tuttavia, i linguaggi di programmazione possono sembrare un po&#8217; intimidatori per i principianti.<\/p>\n\n\n<p>Fortunatamente, puoi iniziare ad imparare SQL anche senza esperienza di programmazione. Guardare tutorial su YouTube e seguire corsi online sono alcuni dei migliori modi per padroneggiare SQL.<\/p>\n\n\n<p>In questo articolo, ti presenteremo SQL e i vantaggi dell&#8217;impararlo. Poi, ti mostreremo come imparare questo linguaggio nel modo pi\u00f9 rapido possibile. Inizia ora!<\/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>Un&#8217;introduzione a SQL<\/b><\/h2>\n\n\n<p>SQL \u00e8 un&#8217;abbreviazione di Structured Query Language. In parole semplici, \u00e8 un linguaggio di programmazione che puoi utilizzare per gestire database relazionali.<\/p>\n\n\n<p>In un database relazionale, i dati strutturati sono organizzati in tabelle con righe e colonne. Tutti i sistemi di gestione di database relazionali (RDMS) come MySQL, PostgreSQL, Oracle DB e SQL Server utilizzano SQL per comunicare con questi dati.<\/p>\n\n\n<p>In WordPress, i dati del tuo sito sono memorizzati in un <a href=\"https:\/\/www.dreamhost.com\/hosting\/vps\/mysql\/\" target=\"_blank\" rel=\"noopener\">database MySQL<\/a>. Utilizzando query SQL, puoi memorizzare, modificare o eliminare dati da questo database.<\/p>\n\n\n<p>Ad esempio, puoi utilizzare una query MySQL per gestire i tuoi commenti spam. Questo informer\u00e0 WordPress di localizzare i commenti segnati come spam e di eliminarli:<\/p>\n\n\n<pre class=\"wp-block-preformatted\">DELETE FROM wp_comments WHERE wp_comments.comment_approved = 'spam';<\/pre>\n\n\n<p>Se vuoi visualizzare le transazioni dei tuoi clienti, puoi interrogare gli articoli acquistati o l&#8217;ID cliente. Questo ti permette di accedere rapidamente alle informazioni sul tuo <a href=\"https:\/\/www.dreamhost.com\/blog\/how-to-build-online-store-become-boss\/\" target=\"_blank\" rel=\"noopener\">negozio online<\/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>Ci sono diversi tipi di comandi SQL che puoi utilizzare:<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li><b>DDL (Data Definition Language)<\/b>: questo crea e modifica gli oggetti del database.<\/li>\n\n\n\n<li><b>DML (Data Manipulation Language)<\/b>: crea, modifica o elimina i dati.<\/li>\n\n\n\n<li><b>DCL (Data Control Language)<\/b>: questo controlla l&#8217;accesso ai dati nel database.<\/li>\n\n\n\n<li><b>DQL (Data Query Language)<\/b>: esegue interrogazioni per trovare informazioni.<\/li>\n\n\n<\/ul>\n\n\n<p>Tuttavia, SQL pu\u00f2 essere utilizzato solo nelle basi di dati relazionali. Poich\u00e9 le basi di dati non relazionali (NoSQL) non memorizzano i dati in tabelle, richiedono linguaggi di interrogazione diversi.<\/p>\n\n\n<h2 id=\"h-why-you-might-want-to-learn-sql\" class=\"wp-block-heading\"><b>Perch\u00e9 Potresti Voler Imparare SQL<\/b><\/h2>\n\n\n<p>Dopo aver appreso le nozioni fondamentali di SQL, puoi utilizzarlo per estrarre dati pertinenti da un grande database. Che tu sia un analista di dati, un proprietario di azienda o un <a href=\"https:\/\/www.dreamhost.com\/blog\/wordpress-user-roles\/\" target=\"_blank\" rel=\"noopener\">amministratore di sito web<\/a>, puoi trarre vantaggio dall&#8217;apprendimento di SQL.<\/p>\n\n\n<p>Sebbene SQL sia stato introdotto per la prima volta negli anni &#8217;70, rimane uno dei linguaggi di programmazione pi\u00f9 popolari. Infatti, SQL si classifica come il <a href=\"https:\/\/insights.stackoverflow.com\/survey\/2021#most-popular-technologies-language-prof\" target=\"_blank\" rel=\"noopener\">terzo linguaggio di codifica pi\u00f9 utilizzato<\/a> dietro a <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> e <a href=\"https:\/\/www.dreamhost.com\/blog\/learn-css\/\" target=\"_blank\" rel=\"noopener\">CSS<\/a>.<\/p>\n\n\n<p>Inoltre, SQL \u00e8 un linguaggio standard che molte aziende utilizzano per gestire i loro dati. Anche piattaforme di social media come Facebook utilizzano SQL per memorizzare e analizzare informazioni sui loro utenti. Poich\u00e9 SQL \u00e8 cos\u00ec diffuso, imparare questo linguaggio pu\u00f2 offrirti nuove opportunit\u00e0 lavorative.<\/p>\n\n\n<p>Come data scientist o analista, dovrai estrarre, analizzare e interpretare i dati. Senza la necessit\u00e0 di scaricare i dati in un foglio di calcolo, puoi usare SQL per accedere e analizzare direttamente le informazioni in un database.<\/p>\n\n\n<p>Ecco alcuni lavori supplementari che potrebbero richiedere SQL:<\/p>\n\n\n<ul class=\"wp-block-list\">\n<li><b>Sviluppo backend<\/b>: crea, aggiorna ed elimina dati sul backend di un sito web.<\/li>\n\n\n\n<li><b>Marketing digitale<\/b>: utilizza query SQL per trovare informazioni utili sui processi aziendali.<\/li>\n\n\n\n<li><b>Contabilit\u00e0<\/b>: recupera e analizza i dati finanziari di un&#8217;azienda.<\/li>\n\n\n\n<li><b>Amministrazione di database<\/b>: gestisci database con SQL e software per database.<\/li>\n\n\n<\/ul>\n\n\n<p>Anche se SQL pu\u00f2 sembrare complicato all&#8217;inizio, \u00e8 un linguaggio di programmazione facile da imparare. La sua sintassi \u00e8 composta da parole inglesi comuni, quindi puoi capire rapidamente lo scopo di ogni query o comando.<\/p>\n\n\n<p>\u00c8 probabile che tu gestisca dati su base giornaliera. Utilizzando SQL, puoi accedere e interpretare informazioni sul tuo sito web o sulla tua attivit\u00e0. Poi, puoi eseguire analisi dei dati per risolvere problemi e comprendere il tuo pubblico.<\/p>\n\n\n<h2 id=\"h-how-to-learn-sql-3-methods\" class=\"wp-block-heading\"><b>Come Imparare SQL (3 Metodi)<\/b><\/h2>\n\n\n<p>Ci sono molte risorse online che puoi utilizzare per imparare SQL. Vediamo alcuni metodi efficaci per padroneggiare questo linguaggio.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-find-a-youtube-tutorial\"><b>1. Trova Un Tutorial Su YouTube<\/b><\/h3>\n\n\n<p>Se vuoi imparare SQL il pi\u00f9 velocemente possibile, YouTube \u00e8 un ottimo punto di partenza. Invece di completare un corso lungo, puoi trovare un tutorial che semplifica il linguaggio nei suoi concetti fondamentali.<\/p>\n\n\n<p>Per esempio, il <a href=\"https:\/\/www.youtube.com\/watch?v=h0nxCDiD-zg\" target=\"_blank\" rel=\"noopener\">Tutorial SQL per Principianti<\/a> ti insegner\u00e0 come recuperare dati da un database:<\/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=\"Corso SQL per principianti su 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>In questo video di 45 minuti, imparerai le basi di SQL, database e Sistemi di Gestione di Database Relazionali. Il creatore ti guider\u00e0 nell&#8217;installazione di Microsoft SQL Server e SQL Server Management Studio. Utilizzando questi strumenti gratuiti, potrai familiarizzare con tabelle, chiavi primarie, tipi di dati e altro ancora.<\/p>\n\n\n<p>Puoi anche trovare corsi gratuiti che approfondiscono temi SQL pi\u00f9 complessi. Se vuoi imparare a gestire le query, Learnit Training offre un video di 3 ore chiamato <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=\"Tutorial di SQL Querying di 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>Questo video inizia spiegando alcuni termini di base di SQL e i suoi principali utilizzi. Poi ti mostra come eseguire una query SQL. Alla fine del video, sarai in grado di usare condizioni di criteri, recuperare dati da pi\u00f9 tabelle, e organizzare ed esportare i risultati della query.<\/p>\n\n\n<p>Prima di guardare un video, ti consigliamo di controllare la data di pubblicazione e il numero di visualizzazioni. Vorrai assicurarti che le informazioni siano ancora rilevanti. Puoi anche esaminare i suoi commenti per vedere se altri utenti hanno trovato il tutorial utile.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-take-a-free-course\"><b>2. Segui Un Corso Gratuito<\/b><\/h3>\n\n\n<p>Alcune persone preferiscono corsi strutturati. Fortunatamente, esistono molti materiali di e-learning che si concentrano sui fondamenti. Completando moduli senza limiti di tempo, puoi diventare uno sviluppatore SQL al tuo ritmo.<\/p>\n\n\n<p>Una delle <a href=\"https:\/\/www.dreamhost.com\/blog\/best-online-resources-learn-to-code\/\" target=\"_blank\" rel=\"noopener\">migliori piattaforme per imparare a programmare<\/a> \u00e8 Codecademy. Dopo aver creato un account, puoi cercare corsi per principianti come <a href=\"https:\/\/www.codecademy.com\/learn\/learn-sql\" target=\"_blank\" rel=\"noopener\">Impara SQL<\/a>. Questo corso ti insegner\u00e0 come utilizzare SQL per comunicare con i database relazionali:<\/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=\"Corso Codecademy Impara SQL\" 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>In ogni modulo, potrai inserire comandi, eseguire query e utilizzare funzioni per eseguire operazioni sul database:<\/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=\"Modulo del corso 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>Se ti piacciono i video educativi, il corso <a href=\"https:\/\/www.khanacademy.org\/computing\/computer-programming\/sql\" target=\"_blank\" rel=\"noopener\">Introduzione a SQL<\/a> di Khan Academy potrebbe essere quello giusto per te. Ti insegna le basi della realizzazione di interrogazioni e della modifica di database tramite video didattici:<\/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=\"Corso SQL di 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>Durante il corso, puoi guardare il codice essere scritto in tempo reale. Potrai anche copiarlo dal video:<\/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=\"Modulo del corso 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>Per una spiegazione pi\u00f9 approfondita di SQL, puoi completare il <a href=\"https:\/\/www.w3schools.com\/sql\/default.asp\" target=\"_blank\" rel=\"noopener\">Tutorial SQL<\/a> su W3Schools. Questo ti mostra come scrivere istruzioni SQL con la sintassi corretta, oltre a compiti pi\u00f9 complessi come la creazione e la modifica di un database:<\/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=\"Tutorial SQL di 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>Una volta apprese queste procedure, puoi mettere alla prova le tue nuove conoscenze con esercizi pratici:<\/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=\"Esercizio SQL di 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>Come puoi vedere, non mancano i corsi online che puoi seguire per imparare SQL. Tutto quello che devi fare \u00e8 trovare quello che si adatta alle tue esigenze.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-earn-a-certification\"><b>3. Ottieni una Certificazione<\/b><\/h3>\n\n\n<p>Nella maggior parte dei casi, non ti servir\u00e0 una laurea per lavorare con SQL. Tuttavia, potresti voler mettere in mostra le tue competenze di programmazione nel tuo curriculum. Quando cerchi una posizione che richiede la conoscenza di SQL, avere una certificazione pu\u00f2 aumentare le tue possibilit\u00e0 di essere assunto.<\/p>\n\n\n<p>Fortunatamente, puoi ottenere facilmente una certificazione SQL online. Il corso <a href=\"https:\/\/www.coursera.org\/learn\/intro-sql\" target=\"_blank\" rel=\"noopener\">Introduzione a Structured Query Language<\/a> di Coursera ti insegna come creare un database MySQL. Una volta completato il corso, riceverai un certificato:<\/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=\"Corso SQL di 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>Ricorda che questo \u00e8 il secondo livello nella <a href=\"https:\/\/www.coursera.org\/specializations\/web-applications\" target=\"_blank\" rel=\"noopener\">Specializzazione Applicazioni Web per Tutti<\/a>. Per essere al passo, dovrai prima seguire il corso <a href=\"https:\/\/www.coursera.org\/learn\/web-applications-php\" target=\"_blank\" rel=\"noopener\">Creazione di Applicazioni Web in PHP<\/a>. Se sei gi\u00e0 a conoscenza di PHP, HTML e CSS, sentiti libero di iscriverti alle lezioni di SQL.<\/p>\n\n\n<p>Un altro modo per ottenere una certificazione in SQL \u00e8 acquistare un corso su Udemy. Nel <a href=\"https:\/\/www.udemy.com\/course\/the-complete-sql-bootcamp\/\" target=\"_blank\" rel=\"noopener\">Complete SQL Bootcamp<\/a>, imparerai ad analizzare i dati, creare tabelle e database, e altro ancora:<\/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=\"Corso SQL di 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>Questo corso Udemy ti insegna come configurare un sistema di gestione del database PostgreSQL. Poich\u00e9 ci\u00f2 si applica anche ad altri database SQL, pu\u00f2 essere utile includere questa certificazione nel tuo curriculum.<\/p>\n\n\n<h2 id=\"h-start-managing-your-database-with-sql\" class=\"wp-block-heading\"><b>Inizia A Gestire Il Tuo Database Con SQL<\/b><\/h2>\n\n\n<p>Se possiedi un sito web WordPress, i tuoi dati verranno memorizzati in un database MySQL. Imparando il linguaggio di query SQL, puoi istruire WordPress su come gestire questi dati. Inoltre, le competenze SQL possono anche aiutarti a ottenere lavori ben retribuiti nel campo della scienza dei dati, del marketing e dello sviluppo.<\/p>\n\n\n<p>Per riepilogare, ecco alcuni modi semplici con cui puoi iniziare ad apprendere SQL:<\/p>\n\n\n<ol class=\"wp-block-list\">\n<li>Trova un tutorial su YouTube da creatori come <a href=\"https:\/\/www.youtube.com\/watch?v=h0nxCDiD-zg\" target=\"_blank\" rel=\"noopener\">Kevin Stratvert<\/a> o <a href=\"https:\/\/www.youtube.com\/watch?v=AFY3z4FwRg0\" target=\"_blank\" rel=\"noopener\">Learnit Training<\/a>.<\/li>\n\n\n\n<li>Iscriviti a un corso gratuito su <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> o <a href=\"https:\/\/www.w3schools.com\/sql\/default.asp\" target=\"_blank\" rel=\"noopener\">W3Schools<\/a>.<\/li>\n\n\n\n<li>Ottieni una certificazione da <a href=\"https:\/\/www.coursera.org\/learn\/intro-sql\" target=\"_blank\" rel=\"noopener\">Coursera<\/a> o <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>Una volta appresi i concetti di base di SQL, vorrai probabilmente creare un nuovo database MySQL. Con un <a href=\"https:\/\/www.dreamhost.com\/hosting\/\" target=\"_blank\" rel=\"noopener\">piano di hosting condiviso<\/a> di DreamHost, puoi costruire database illimitati e goderti query pi\u00f9 veloci!<\/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      Alimenta Il Tuo Sito Con DreamHost\n    <\/h2>\n    <p\n      class=\"p--md\"\n    >\n      Ci assicuriamo che il tuo sito sia veloce, sicuro e sempre attivo affinch\u00e9 i tuoi visitatori si fidino di te. I piani partono da $1.99\/mese.\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                            Scegli Il Tuo Piano                    <\/a>\n\n  <\/div>\n<\/div>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Che tu voglia diventare uno sviluppatore backend o semplicemente familiarizzare con i database, dovrai imparare SQL. Tuttavia, i linguaggi di programmazione possono sembrare un po&#8217; intimidatori per i principianti. Fortunatamente, puoi iniziare a imparare SQL anche senza esperienza di codifica. Guardare tutorial su YouTube e seguire corsi online sono alcuni dei migliori modi per padroneggiare [\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":"Se sei interessato allo sviluppo backend o alla gestione dei database, ti interesser\u00e0 imparare SQL. In questo post, ti mostreremo come fare. Andiamo!","toc_headlines":"[[\"h-an-introduction-to-sql\",\"Un'introduzione a SQL\"],[\"h-why-you-might-want-to-learn-sql\",\"Perch\u00e9 Potresti Voler Imparare SQL\"],[\"h-how-to-learn-sql-3-methods\",\"Come Imparare SQL (3 Metodi)\"],[\"h-start-managing-your-database-with-sql\",\"Inizia A Gestire Il Tuo Database Con SQL\"]]","hide_toc":false,"footnotes":""},"categories":[15058],"tags":[],"class_list":["post-67823","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials-it"],"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>Come Imparare SQL (Veloce e Gratis) - DreamHost Blog<\/title>\n<meta name=\"description\" content=\"Se sei interessato allo sviluppo backend o alla gestione dei database, ti interesser\u00e0 imparare SQL. In questo post, ti mostreremo come fare. 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