2013 UnicornASystemforSearchingtheSo

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Subject Headings: facebook's Unicorn GraphDB, Graph Query Language.

Notes

Cited By

2015

Quotes

Abstract

Unicorn is an online, in-memory social graph-aware indexing system designed to search trillions of edges between tens of billions of users and entities on thousands of commodity servers. Unicorn is based on standard concepts in information retrieval, but it includes features to promote results with good social proximity. It also supports queries that require multiple round-trips to leaves in order to retrieve objects that are more than one edge away from source nodes. Unicorn is designed to answer billions of queries per day at latencies in the hundreds of milliseconds, and it serves as an infrastructural building block for Facebook's Graph Search product. In this paper, we describe the data model and query language supported by Unicorn. We also describe its evolution as it became the primary backend for Facebook's search offerings.

References

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 AuthorvolumeDate ValuetitletypejournaltitleUrldoinoteyear
2013 UnicornASystemforSearchingtheSoMichael Curtiss
Iain Becker
Tudor Bosman
Sergey Doroshenko
Lucian Grijincu
Tom Jackson
Sandhya Kunnatur
Soren Lassen
Philip Pronin
Sriram Sankar
Guanghao Shen
Gintaras Woss
Chao Yang
Ning Zhang
Unicorn: A System for Searching the Social Graph10.14778/2536222.25362392013