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🚀 Prep #21 - Demystifying Spark Memory Management: One Block at a Time
Explain Spark's memory management system. What is unified memory? How is executor memory calculated and allocated? What’s the role of off-heap memory?
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Anirudh Nuti
🧠 Prep #20 - Understanding Spark Query Plans: How Catalyst Optimizer Works
How do you read Spark Query Plans?
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Anirudh Nuti
Prep #19 - Redesigning Amazon’s Supply Chain Data Architecture
Building a Nervous System for 175+ Fulfillment Centers, 300K+ Suppliers, and Millions of SKUs
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Anirudh Nuti
Prep #18 - Designing a Scalable Rideshare Database: Lessons from Uber & Lyft
How to Build a Relational Schema That Powers Deep Analytics & Operational Reporting
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Anirudh Nuti
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Prep #17 - Designing a Scalable Data Model for YouTube: A Database Architect's Guide
How to model a scalable, production-ready database for a video streaming platform?
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Anirudh Nuti
Prep #16 - Designing a Simple Social Feed: Twitter-Style Tweet Storage
How to model a scalable, production-ready database for a social media feed?
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Anirudh Nuti
Prep #15 - Designing a Coffee Shop Database: A Starbucks-Inspired Order System
How to model a scalable, production-ready database for a coffee chain?
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Anirudh Nuti
DE Prep
DE Prep
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