Volume 36    Number 2    June 2007  
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Regular Research Articles | Database Principles
Distinguished Database Profiles | Event Reports | Calls for Papers
Announcements

SIGMOD Officers, Committees and Awards (also in: PDF)
Editor’s Notes (in: PDF)
2007 SIGMOD Award Winners (in: PDF)

Regular Research Articles

Estimating the Selectivity of tf-idf based Cosine Similarity Predicates
Sandeep Tata, and Jignesh M. Patel
Available in: PDF
Cardinality Estimation for the Optimization of Queries on Ontologies
E. Patrick Shironoshita, Michael Ryan, and Mansur R. Kabuka
Available in: PDF

Database Principles

Navigational XPath: Calculus and Algebra
Balder ten Cate and Maarten Marx
Available in: PDF

Distinguished Database Profiles

Georg Gottlob Speaks Out
Marianne Winslett
Available in: PDF

Event Reports

Report on the Third International Workshop on XQuery Implementation, Experience and Perspectives (XIME-P 2006)
Michael Carey and Torsten Grust
Available in: PDF
URL: http://www.ximep-2006.org/
Report on ACM Workshop on Health Information and Knowledge Management (HIKM 2006)
Li Xiong and Yuni Xia
Available in: PDF
Event Report on iiWAS 2006 and MoMM 2006, Yogyakarta, December 2006
Eric Pardede
Available in: PDF

Calls for Papers

ACM SIGMOD 2008 Conference
Available in: PDF
URL: http://www.sigmod08.org/
SIGMOD 2008 Experimental Repeatability Requirements
Available in: PDF
URL: http://www.sigmod08.org/sigmod_research.shtml
PODS 2008 Conference
Available in: PDF
URL: http://www.sigmod08.org/sigmod_for_pods.shtml

Announcements

Nominations Solicited for ACM – Infosys Foundation Award
Available in: PDF
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Next Issue:September 2007