Social Systems: Can We Do More Than Just Poke Friends?

Summary: Presents CourseRank, a course-evaluation/planning social system, using its implementation to reveal social-site-specific design and data-management issues. Argues such systems pose novel DB research challenges—privacy, trust, incentives, heterogeneous social data, and UI/analytics—that deserve DB community attention. (summarized by gpt-5-mini on Feb 09 2026)

Paper ID: 134
Venue: CIDR
Year: 2009
Pagerank: 4.755301e-05
Overall Rank: 7,349 | 48.88%
DOI: -

Incoming Non-self Citations Over Time

Authors

Incoming Citations (Sorted by Pagerank)

Showing 2 of 2 citing papers.

Rank	Citing Paper	Year	Venue	Pagerank
7,646	CourseRank: A Social System for Course Planning	2009	SIGMOD	4.689182e-05
8,550	Entangled Transactions	2011	VLDB	4.4937074e-05

Outgoing Citations (Sorted by Pagerank)

Showing 0 of 0 cited papers.

Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.

Rank	Cited Paper	Year	Venue	Pagerank

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7,646	CourseRank: A Social System for Course Planning	2009	SIGMOD	4.689182e-05