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Database Storage I — Volatile vs. Non-Volatile Hierarchy & Slotted Pages

Andy PavloDistinguishedCarnegie Mellon University

Associate Professor of Databaseology

1:19:10·2023·undergraduate level

Why mmap() in a DBMS is a catastrophic trap, how NVMe/SSD block geometry dictates page layout, and how slotted pages and heap files store variable-length tuples.

Systems & CSDatabase SystemsStorage EnginesSlotted PagesNVMe

Andy Pavlo (https://www.cs.cmu.edu/~pavlo/)

Slides: https://15445.courses.cs.cmu.edu/fall2023/slides/03-storage1.pdf

Notes: https://15445.courses.cs.cmu.edu/fall2023/notes/03-storage1.pdf

LecturerAll lecturers →
Andy PavloDistinguished

Associate Professor of Databaseology, Carnegie Mellon University

Associate Professor of Computer Science at Carnegie Mellon whose 15-445 and 15-721 courses are the gold standard in database systems architecture.

3 courses · 58 lecturesCanon
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Modern SQL — Window Functions, CTEs & Bag Semantics

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Database Storage II — Log-Structured Merge Trees (LSM) & Tuple Layout

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