Under the Hood: Building Graph Search Beta

What this post added

This post details the development of Facebook's Graph Search, a new product for exploring the social graph. It covers the challenges of scaling search infrastructure for over a billion users and trillions of connections, the need to consolidate three separate search systems into a unified platform (Unicorn), and the implementation of privacy checks to ensure users only see content they have access to. The post also touches on the product's evolution from early prototypes to a beta launch, focusing on the technical aspects of building a structured search mechanism.