Retrieving Maximum Values: Sub-Query vs Self-Join Approach

Understanding and Applying Group By with ROW_NUMBER() Function in SQL Server for Advanced Analytics

Limiting Query Results to Unique Column Combinations: Exploring Alternatives and Best Practices

Understanding Lateral Joins in PostgreSQL: A Deep Dive

Finding Top 2 Customers by Maximum Amount of Transaction in Oracle DB: A Comprehensive Guide

Retrieving the Most Recent Record for Each ID: A SQL Solution

Understanding the Limitations of ROW_NUMBER() and Finding Alternative Solutions for Partitioned Data