Counting Different Groups in the Same SQL Query: A Deeper Dive into Optimizations and Best Practices

How to Aggregate Data in 5-Minute Intervals with SQL: A Step-by-Step Solution

Understanding the Limitations of SQL Server's REPLACE Function When Used with a WHERE Clause

Generate Unique ID CSV List from Table in SQL Server

Removing Duplicate Rows and Transforming Date Columns in SQL

Alternatives to PIVOT: Using CASE for Data Manipulation Instead

Extracting Top 3 Most Frequent Values from Columns in a SQL Table Using Conditional Aggregation

Hierarchical Query: Display Employee and Manager Information

SQL Server: Finding Maximum Value Across Multiple Databases Using CTEs

How to Show Only the Maximum Value of a Case Statement in a Group By Clause Using SQL Window Functions