Hey, SQL enthusiasts! Today, I'm thrilled to dive deep into the world of SQL indexing, where a well-placed index can supercharge your database queries. Think of indexing as creating a map that helps SQL quickly find the treasures (data) you seek. In this article, I'll guide you through ten real-world scenarios where indexing becomes your trusty sidekick.
SQLrevisited
Blog to learn about SQL, database, Oracle, SQL Server, MySQL, PostgreSQL concepts and much more.
Wednesday, September 20, 2023
10 Examples of JOIN Clause in SQL
Hey, SQL enthusiasts! Ready to embark on an exciting journey through the world of SQL JOIN? I'm here to guide you through ten real-world scenarios where the JOIN clause becomes your trusty sidekick, helping you merge data from different tables effortlessly.
Tuesday, September 19, 2023
10 Example of SubQuery in SQL
Hey there, fellow data enthusiasts! Today, we're diving headfirst into the fascinating world of SQL subqueries. As someone who's spent countless hours exploring databases, I'm excited to show you how these versatile subqueries can supercharge your SQL game.
Monday, September 18, 2023
Difference between JOIN and SUBQUERY in SQL
Hey there, SQL explorers! Ever found yourself at the crossroads of JOIN and SUBQUERY, wondering which path to take in your database adventures? Well, you're not alone! Today, I'm here to help you decipher the intriguing differences between these SQL techniques.
Difference between ISNULL and COALESCE in SQL Server
Hey there, SQL enthusiasts! Today, I'm diving deep into the fascinating world of SQL Server to unravel the mysteries of two essential functions: ISNULL and COALESCE. You've probably encountered these in your SQL adventures, but do you know when to use one over the other? Join me as I break it down.
The 2023 Database Administrator RoadMap
Hey there, fellow data wranglers! As a database administrator, I'm constantly navigating the ever-evolving landscape of data management. So, join me as we set our sights on 2023 and chart the course ahead. Here's my personal roadmap for the year, packed with insights, tips, and a few pit stops along the way.
Top 10 MySQL functions Every programmer should learn
Hey, fellow code wizards! If you're venturing into the realm of MySQL, you're in for a treat. MySQL functions are like the secret spells in a wizard's grimoire, capable of transforming your code into pure magic. In this article, I'll be your magical guide as we explore the top 10 MySQL functions that every programmer should learn. So, grab your enchanted staff, and let's conjure some MySQL wizardry together!