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Tencent Database Technology
Tencent Database Technology
May 11, 2022 · Databases

In-depth Analysis of InnoDB File Structure and Page Organization

This article provides a comprehensive examination of InnoDB's physical file layout, detailing page components such as the file header, page header, record storage formats, variable‑length and NULL handling, free space, page directory, file trailer, external storage pages, and the differences among row formats and compression techniques, illustrated with concrete hexdump examples and SQL statements.

Database InternalsInnoDBMySQL
0 likes · 27 min read
In-depth Analysis of InnoDB File Structure and Page Organization
Art of Distributed System Architecture Design
Art of Distributed System Architecture Design
Mar 20, 2015 · Backend Development

Design and Architecture of Facebook Haystack Image Storage System

The article analyzes Facebook's massive image storage challenges and explains the Haystack architecture, detailing its components—Directory, Store, and Cache—how it reduces I/O, manages metadata, and handles read/write operations at billions‑scale while also addressing CDN dependency and fault tolerance.

FacebookHaystackLarge Scale
0 likes · 10 min read
Design and Architecture of Facebook Haystack Image Storage System