今年のPODS2009は面白そうです。XML関連の研究もまだまだ盛ん。研究の世界ではやりの、Uncertain dataは多くなってきていますが、それだけでなく、heavy-hitterとか、secondary indexingとか、DBのcore技術寄りの論文もあるみたいで、論文が出てくるのが楽しみです。
採録された中には、日本人（面識はないのですが天野さんという方）も一人。Libkinのラボにいるのですね。おめでとうございます。こうやって日本からデータベースコミュニティの中で活躍していけるようになる人が増えるとうれしいですね。
29 Dynamic Indexability: The Query-Update Tradeoff for One-Dimensional Range Queries
(Ke Yi)
31 Satisfiability of the downward fragment of XPath with data equality tests
(Diego Figueira)
37 Satisfiability and relevance for queries over active documents
(Serge Abiteboul, Pierre Bourhis and Bogdan Marinoiu)
38 Equivalence of SQL Queries In Presence of Embedded Dependencies
(Rada Chirkova and Michael Genesereth)
58 Distributed XML Design
(Serge Abiteboul, Georg Gottlob and Marco Manna)
59 Relationship Privacy: Output Perturbation for Queries with Joins
(Vibhor Rastogi, Michael Hay, Gerome Miklau and Dan Suciu)
63 Size and Treewidth Bounds for Conjunctive Queries
(Georg Gottlob, Stephanie Lee and Gregory Valiant)
65 A General Datalog-Based Framework for Tractable Query Answering over Ontologies
(Andrea Cali, Georg Gottlob and Thomas Lukasiewicz)
67 Optimal Tracking of Distributed Heavy Hitters and Quantiles
(Ke Yi and Qin Zhang)
69 Indexing Uncertain Data
(Pankaj K. Agarwal, Siu-Wing Cheng, Yufei Tao and Ke Yi)
71 Equivalence of Nested Queries with Mixed Semantics
(David DeHaan)
76 Running Tree Automata on Probabilistic XML
(Sara Cohen, Benny Kimelfeld and Yehoshua Sagiv)
78 XML with Incomplete Information: Models, Properties, and Query Answering
(Pablo Barcelo, Leonid Libkin, Antonella Poggi and Cristina Sirangelo)
79 XML Schema Mappings
(Shunichi Amano, Leonid Libkin and Filip Murlak)
82 XPath Evaluation in Linear Time with Polynomial Combined Complexity
(Pawel Parys)
89 Relative Information Completeness
(Wenfei Fan and Floris Geerts)
94 An Efficient Rigorous Approach for Identifying Statistically Significant Frequent Itemsets
(Adam Kirsch, Michael Mitzenmacher, Andrea Pietracaprina, Geppino Pucci, Eli Upfal and Fabio Vandin)
98 Generalized Schema-Mappings, From Termination To Tractability
(Bruno Marnette)
103 Similarity Caching
(Flavio Chierichetti, Ravi Kumar and Sergei Vassilvitskii)
105 Optimal Sampling from Sliding Windows
(Vladimir Braverman, Rafail Ostrovsky and Carlo Zaniolo)
111 Exceeding Expectations and Clustering Uncertain Data
(Sudipto Guha and Kamesh Munagala)
116 Consensus Answers for Queries over Probabilistic Databases
(Jian Li and Amol Deshpande)
118 Computing All Skyline Probabilities for Uncertain Data
(Mikhail Atallah and Yinian Qi)
119 Reverse data exchange: coping with nulls
(Ronald Fagin, Phokion Kolaitis, Lucian Popa and Wang-Chiew Tan)
134 Space-optimal Heavy Hitters with Strong Error Bounds
(Radu Berinde, Graham Cormode, Piotr Indyk and Martin Strauss)
143 Secondary Indexing in One Dimension: Beyond Btrees and Bitmap Indexes
(Rasmus Pagh and S. Srinivasa Rao)
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