Understanding Windowing Functions in T-SQL: Counting Gaps and Enumerating NULL Values

Extracting First Name and Last Name from a Full Name Column in SQL Server Using STRING_SPLIT Function

Optimizing Stored Procedures: Using Temporary Tables to Update Dates Efficiently

Calculating Running Totals Based on Changes in Indicator Columns Using Group Row Numbers and Window Functions

How Databases Handle Conditional Logic in Sorting Queries

Understanding String Truncation Errors in Stored Procedures

Understanding the Power of CASE Statements in SQL WHERE Clauses

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

Identifying Rows with Duplicate Column Values in SQL Using Group By Clause and Its Variations.

Resolving Empty Rows in sys.dm_db_index_usage_stats Query: A Guide to Troubleshooting and Optimization