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OLAP Explained (Part 2): Drill Down, Roll Up, MOLAP vs ROLAP
This is Part 2 of my OLAP (Online Analytical Processing) lecture for the course "Introduction to Database Systems (EECS3421)". Here is the link to Part 1 (full lecture): https://youtu.be/DpbTUuGofmY In this session, I review key OLAP concepts and continue with the remaining topics, including Drill Down, Roll Up, Slice & Dice, and Pivoting ...
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