PARTITION BY Deep Dive

Single Column Partition Every Electronics row sees 1,200 as the category max price (the Laptop). Every Clothing row sees 150 (the Jacket). The partitions are completely independent. You can immediately see how each product compares to the most expensive item in its category. Advanced Partitioning Once you understand basic partitioning, you can apply more sophisticated techniques to handle complex real-world scenarios like multi-dimensional groupings and edge cases. Multiple Partition Columns NULL in PARTITION BY PARTITION BY vs None How does the number of partition columns affect your results?