As a database professional working with SQL Server for over a decade, I’ve seen countless scenarios where table-valued functions (TVFs) have transformed complex queries into elegant, reusable solutions. Today, I’m going to share everything I’ve learned about this powerful feature that every SQL Server developer should master. SQL Server Table Valued Function What Are Table-Valued … Read more
In this comprehensive guide, I will walk you through exactly how to “describe” a table in SQL Server. Since T-SQL (Transact-SQL) handles this differently than other SQL dialects, I will show you the standard methods, the “insider” shortcuts, and the advanced querying techniques that will give you total command over your database schema. Describe Table … Read more
The distinction between SQL and MySQL is fundamental to understanding how modern databases work, yet it’s one of the most commonly misunderstood topics in software development. Let me walk you through everything you need to know. SQL vs MySQL Understanding the Core Difference Here’s the simplest way I explain it to newcomers: SQL is a … Read more
One question kept popping up in meetings and interviews: SQL or NoSQL – which database technology should I focus on? Over the years, having worked with both database types extensively across various industries from finance in to healthcare —I’ve come to appreciate the unique strengths and ideal use cases of each. In this comprehensive guide, … Read more
Understanding the difference between these two SQL clauses isn’t just academic—it’s essential for writing correct, efficient queries. I’m sharing everything I’ve learned about HAVING vs WHERE. Whether you’re a beginner learning SQL or an experienced developer looking to sharpen your skills, this comprehensive guide will clarify these often-confused clauses once and for all. SQL HAVING … Read more
In this comprehensive tutorial, I’ll share the simple methods I’ve developed to make a proper decisions between CTEs and temporary tables, ensuring your SQL Server databases deliver the high-performance results that modern enterprises demand. SQL Server CTE vs Temp Table What are Common Table Expressions (CTEs)? Common Table Expressions represent temporary named result sets that … Read more
Knowing about functions is very important cause it reduces the repetitive task. I will show you how to CREATE FUNCTION in SQL Server in this SQL Server tutorial. You will understand what function is, why to use the function, and how it reduces the repetitive task by encapsulating complex logic. Then, with syntax, you will … Read more
Recently, I was working on an SQL query, and I wanted to format a date column value in a USA English format. For this, I tried using the Format() function. In this tutorial, I will explain how to use the format() function in SQL Server with a few real examples. What is the Format() Function … Read more
Understanding when and how to effectively utilize global temporary tables has become essential for database professionals responsible for maintaining competitive advantage through superior data processing capabilities. SQL Server Global Temporary Table What Are Global Temporary Tables? Global temporary tables in SQL Server are specialized temporary database objects that persist beyond the scope of individual database … Read more
Here, we will discuss the proven strategies for safely renaming tables while maintaining data integrity, application compatibility, and business continuity for critical enterprise systems. Rename Table In SQL Server Understanding SQL Server Table Rename Operations What is Table Renaming in SQL Server? Table renaming in SQL Server is a fundamental database administration operation that changes … Read more