Creating Date Ranges from Multiple Rows Based on a Single Date

Counting Duplicates in SQL for One Column: Choosing the Right Approach

Optimizing Large JOINs: Overcoming the Challenge of Referencing Fields from Sub-Queries

SQL Duplicates by Specific Columns: A Step-by-Step Guide

Getting the Latest Two Dates for Each Unique ID in a Table Using SQL Conditional Aggregation

Generating Progressive Numbers for Duplicate Ticket Ids in Redshift

Bucketizing a Dataset in SQL Over a Timestamp: Best Practices for Efficient Data Management

How to Use DENSE_RANK() Function in SQL Server for Consistent Rankings