Web Reference: Which of these queries is the faster? NOT EXISTS: SELECT ProductID, ProductName FROM Northwind..Products p WHERE NOT EXISTS ( SELECT 1 FROM Northwind..[Order Details] od WHERE p. SQL是一种用于处理数据的语言,就像我们说的汉语、英语一样,有特定的语法结构,让我们灵活地处理数据。 SQL并不难学,首先得理解 S Q L 三个字母分别代表什么。 Structured Query Language,简写为SQL,意思是结构化查询语言。也就是说SQL是用来查询数据用的,通过代码指令来实现个性化的数据抽取 ... 了解SQL的大致情况后,我们再来看看如何学? SQL是所有数据库查询的语言,sql由于本身结构化的特点,非常容易入手。 针对不同的数据库,如hivesql、mysql、sqlserver、oracle等,sql语法会有所不同,但是总体上大同小异,只是细微处的差别。
YouTube Excerpt: Learn SQL injection with Rana! Today's video demonstrates three SQL Injection attacks. Her course covers many more (9 hours of content) and you can get free access using the link below. // Labs, scripts and documents // Slides: https://github.com/rkhal101/Presentations/blob/main/2023/David-Bombal's-Channel/SQL%20Injection%20Video%20with%20David%20Bombal.pdf Lab #1 Link: https://portswigger.net/web-security/sql-injection/lab-login-bypass Lab #2 Link: https://portswigger.net/web-security/sql-injection/union-attacks/lab-retrieve-data-from-other-tables Lab #3 Link: https://portswigger.net/web-security/sql-injection/blind/lab-conditional-responses Lab #3 Python Script: https://github.com/rkhal101/Web-Security-Academy-Series/blob/main/sql-injection/lab-11/sqli-lab-11.py // Course options // You have multiple options: 1) YouTube: Free to watch: https://www.youtube.com/watch?v=1nJgupaUPEQ&list=PLuyTk2_mYISLaZC4fVqDuW_hOk0dd5rlf 2) Udemy: https://www.udemy.com/course/mastering-sql-injection-the-ultimate-hands-on-course/?referralCode=922314AD50A8EF6BB043 3) Rana's Academy: 50% OFF Coupon Code: "DavidBombal500FF" https://academy.ranakhalil.com/ Rana explains the differences in this video: https://youtu.be/tuxukQ4gKOU // Real World Example // OTW shows SQL Injection the real world: https://youtu.be/R1amgARgFDs // Previous Videos // Top Hacking Certs: https://youtu.be/Zfz3ZN2dTDM Broken Access Control: https://youtu.be/WqbrB12Jvgc // Book Rana Recommended // Web Application’s Hacker’s handbook 2nd Ed by Dafydd Stuttard US Link: https://amzn.to/3J90wZa UK Link: https://amzn.to/3J7H2UT // Rana's SOCIAL // Twitter: https://twitter.com/rana__khalil Academy: https://academy.ranakhalil.com/ Youtube Channel: https://www.youtube.com/c/RanaKhalil101 Medium Blog: https://ranakhalil101.medium.com/ Rana Intigriti Interview: https://www.youtube.com/watch?v=stXkOBZsNYo&ab_channel=intigriti // David's SOCIAL // Discord: https://discord.gg/davidbombal Twitter: https://www.twitter.com/davidbombal Instagram: https://www.instagram.com/davidbombal LinkedIn: https://www.linkedin.com/in/davidbombal Facebook: https://www.facebook.com/davidbombal.co TikTok: http://tiktok.com/@davidbombal // MY STUFF // https://www.amazon.com/shop/davidbombal // SPONSORS // Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com // TIMESTAMPS // 00:00 Coming up 00:35 Disclaimer 00:40 Intro 01:00 Rana's Udemy course 01:53 Rana's platforms 03:12 Support 04:00 SQL injection overview 05:05 SQL injection theory 09:15 Rana's background 10:19 SQL explanation 11:46 Presentation 13:10 1st lab 16:48 Discussion about practical Labs 17:57 Different types of SQL injection 21:41 2nd lab 32:14 Discussion about teaching 33:04 3rd lab 48:22 Discussion about labs 48:54 Password lockout 50:19 Cookie 51:29 3rd lab conclusion 51:49 Preventing SQL injection 57:57 Course information 58:34 SQL and developers 59:27 Course progression pentest pentester sql sql injection hack hacker hacking ethical hacking ethical hacker course ethical hacker Please note that links listed may be affiliate links and provide me with a small percentage/kickback should you use them to purchase any of the items listed or recommended. Thank you for supporting me and this channel! Disclaimer: This video is for educational purposes only. #cybersecurity #sql #hacking
Learn SQL injection with Rana! Today's video demonstrates three SQL Injection attacks. Her course covers many more (9 hours of content) and you can...
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