Optimizing Row Grouping for Value Aggregation: A Recursive Approach Using Common Table Expressions (CTEs)

Calculating YTD Averages for Each Quarter in SQL: A Comprehensive Approach

Querying JSON Arrays in SQL Server: A Deep Dive

Finding Duplicate Records in a Table Using Windowed Aggregates in SQL Server

Extracting Complex Nested XML into a Structured Table Using XQuery and SQL Server

Modifying Aggregates with SQL and Row Number Functions: A Comprehensive Approach

Mastering Row Numbers and Aggregate Functions: A SQL Tutorial for Data Transformation

Column name or number of supplied values does not match table definition: A Developer's Guide to Avoiding Common Errors

Finding Login and Logout Entries Along with the Most Recent Entry per Date in a Log Table Using SQL.

Using the EXCEPT Operator in SQL Server to Insert Records That Do Not Exist