SQL or Structured Query Language has been the standard protocol of most Relational Database Systems of the past decades. It runs the backbone of practically the whole Internet as all the major database systems (Oracle, MSSQL, MySQL, etc…) utilizes it. As such it is a critical language to know for web programmers. A very basic knowledge of SQL can help even the most novice programmer to start developing simple web or software applications such as Blogs, Web Stores, Dynamic Websites and others. With the large computing power available to us even in the simplest web hosting servers, it is oftentimes neglected that our Database design and queries are optimized for the fastest possible performance. However, when we are dealing with tens of thousands of website visitors or hundreds of thousands of database entries, SQL optimization is a must. The following presentation discusses simple SQL optimization techniques that can greatly improve your software or web application’s performance.
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