| | Hacking the System Design Interview (Chiang) | System Design Interview – An Insider‘s Guide (Alex Xu) | | :--- | :--- | :--- | | Background | Google SWE with finance and startup experience | Also Google/FAANG background | | Latest Update | “Updated for 2022” with modern topics like spatial queries and large-scale data processing | Second Edition released in 2024 with updated content | | Notable Cases | R-trees for spatial indexing, count-min sketch for heavy hitters | More comprehensive with Volume 2 expanding coverage | | Framework | 4-step systematic approach | 4-step approach as well | | Strengths | Practical, building-block oriented; strong on data structure applications | More detailed diagrams; deeper coverage of certain case studies | | Best For | Complementing Xu’s book; developers who learn best through real examples | Complete beginners; those who prefer heavy visual explanations |
: Implementing trie data structures for real-time prefix lookups. | | Hacking the System Design Interview (Chiang)