Understanding SQL Server's SELECT DISTINCT Query Conundrum: A Guide to Efficient Duplicate Row Elimination

Optimizing SQL Queries for Complex Data Models Using Conditional Aggregation

Using SQL LAG Function to Calculate Sums of Consecutive Rows

Returning Comma-Separated Email Addresses in SQL Server Using STUFF and XML PATH

Avoiding Duplicated Records from a Query: A Deep Dive into SQL Server's ROW_NUMBER() Function

Designing a Database for Sensor Data: A Comprehensive Approach