62. DENSE RANK Window Function in SQL BigQuery - Ranking Without Gaps
In this video, we explore the DENSE_RANK() window function in SQL BigQuery, a powerful tool for ranking data without leaving gaps between rankings. Learn how to apply DENSE_RANK() to rank your dataset efficiently, handle ties, and generate continuous ranking values across your data.
🔑 What You Will Learn in This Video:
✔️ Introduction to the DENSE_RANK() window function and how it differs from RANK()
✔️ The syntax for using DENSE_RANK() with PARTITION BY and ORDER BY clauses
✔️ How DENSE_RANK() handles ties by assigning the same rank to equal values, without skipping subsequent ranks
✔️ Practical examples of using DENSE_RANK() for ranking employees, products, or events
✔️ How to use DENSE_RANK() in BigQuery SQL for data analysis and reporting purposes
By the end of this tutorial, you'll be able to use the DENSE_RANK() function to generate rankings with no gaps, perfect for scenarios where you need to rank items without missing values!
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