SQL (sometimes expanded as Structured Query Language) is a computer language used to create, retrieve, update and delete data from relational database management systems. SQL has been standardized by both ANSI and ISO.

1. SQL Injection - SQL Injection Demo

2. SQL Performance Optimization - Gain insight into best practices for SQL Server optimization and ways to alleviate many root causes that can impact performance of your SQL Server database. Also on how to manage for planned and unplanned changes, speed time to implementation of your applications and ensure that your databases are running as they should.

You will learn how to:
* Identify the root cause of bottlenecks that hinder performance of your SQL Server environment
* Diagnose and fix T-SQL errors in development before code goes into production * Learn new best practices for project planning and formatting your code
* Ensure that your code is scalable, optimized and validated
* Resolve 60-80% of the performance bottlenecks attributed to poorly written SQL

3. Scanning SQL Injections

4. SQL injections for dummies - and how to fix them! - This video shows you how you can easily detect SQL injections and more with the server side PHP extension Morcilla which is part of Chorizo! Standard. It can detect SQL injection vulnerabilities even if you set display_errors=Off in your php.ini because Chorizo! can look inside your server with the help of Morcilla.