44 results on '"Leonid Libkin"'
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2. GPC: A Pattern Calculus for Property Graphs.
3. Querying Incomplete Numerical Data: Between Certain and Possibile Answers.
4. Queries with Arithmetic on Incomplete Databases.
5. Coping with Incomplete Data: Recent Advances.
6. Certain Answers Meet Zero-One Laws.
7. An Operational Approach to Consistent Query Answering.
8. Schema Mappings for Data Graphs.
9. Making SQL Queries Correct on Incomplete Databases: A Feasibility Study.
10. On scale independence for querying big data.
11. Incomplete data: what went wrong, and how to fix it.
12. When is naive evaluation possible?
13. Trial for RDF: adapting graph query languages for RDF data.
14. Efficient approximations of conjunctive queries.
15. Querying graph patterns.
16. Incomplete information and certain answers in general data models.
17. Expressive languages for path queries over graph-structured data.
18. Certain answers for XML queries.
19. The finite model theory toolbox of a database theoretician.
20. XML schema mappings.
21. XML with incomplete information: models, properties, and query answering.
22. Data exchange and schema mappings in open and closed worlds.
23. Data exchange and incomplete information.
24. On redundancy vs dependency preservation in normalization: an information-theoretic study of 3NF.
25. XML data exchange: consistency and query answering.
26. Locally Consistent Transformations and Query Answering in Data Exchange.
27. An information-theoretic approach to normal forms for relational and XML data.
28. A Normal Form for XML Documents.
29. On Verifying Consistency of XML Specifications.
30. 2017 ACM PODS Alberto O. Mendelzon Test-of-Time Award.
31. Reachability and Connectivity Queries in Constraint Databases.
32. Exact and Approximate Aggregation in Constraint Query.
33. Safe Constraint Queries.
34. Languages for Relational Databases over Interpreted Structures.
35. Relational Expressive Power of Constraint Query Languages.
36. Verifiable Properties of Database Transactions.
37. Normalizing Incomplete Databases.
38. New Techniques for Studying Set Languages, Bag Languages and Aggregate Functions.
39. Semantic Representations and Query Languages for Or-sets.
40. On XML Integrity Constraints in the Presence of DTDs.
41. String Operations in Query Languages.
42. PODS '22: International Conference on Management of Data, Philadelphia, PA, USA, June 12 - 17, 2022
43. PODS'21: Proceedings of the 40th ACM SIGMOD-SIGACT-SIGAI Symposium on Principles of Database Systems, Virtual Event, China, June 20-25, 2021.
44. Proceedings of the Twenty-Sixth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, June 11-13, 2007, Beijing, China
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