Understanding Scalar-Valued Functions in SQL Server: A Deep Dive into Functionality and Best Practices

Finding the Last Change Value: A Comprehensive Guide to Using LAG and LEAD in SQL Queries

Understanding SQL Server 2014 Index Usage Without VIEW SERVER STATE Permission: A Comparative Approach Using sys.dm_db_index_usage_stats and sys.dm_db_index_operational_stats DMVs.

Optimizing Variable Tables in SQL Server: Workarounds for Index Hints Limitation

Selecting One Employee from Each Department Using Window Functions in SQL

Querying Duplicates Table into Related Sets: A Step-by-Step Approach to Efficient Data Analysis

Resolving Gaps and Islands in SQL Queries: A Difference of Row Numbers Approach