Pivot Table Transformation: A Step-by-Step Guide to Aggregating Data Based on Conditions

Filtering SQL Result by Condition to Receive Only One Row per Customer for Each Product Type.

How to Increment Between a Range Without Duplicates Using Multithreading in SQL

Understanding SQL Server's XML Character Restrictions: Solutions for the "Illegal XML Character" Error

Pulling Previous Month Data from SQL Server 2016 Using the LAG Function

Calculating Daily Sales Excluding Weekends in SQL Server

Understanding Null Values with NOT EXISTS in Sub-Queries: A Better Approach

Optimizing SQL Joins: Best Practices and Strategies for Better Performance

Filtering Records Based on a Specific Date Range Across Time Zones: A Solution for Kuwait Standard Time.

Unpivoting Columns with SQL: A Step-by-Step Guide to Transforming Complex Data Formats