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PODS
2004
ACM
120views Database» more  PODS 2004»
16 years 4 months ago
Locally Consistent Transformations and Query Answering in Data Exchange
Data exchange is the problem of taking data structured under a source schema and creating an instance of a target schema. Given a source instance, there may be many solutions ? ta...
Marcelo Arenas, Pablo Barceló, Ronald Fagin...
SPIRE
2009
Springer
15 years 10 months ago
On Entropy-Compressed Text Indexing in External Memory
A new trend in the field of pattern matching is to design indexing data structures which take space very close to that required by the indexed text (in entropy-compressed form) an...
Wing-Kai Hon, Rahul Shah, Sharma V. Thankachan, Je...
131
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DBPL
1999
Springer
102views Database» more  DBPL 1999»
15 years 8 months ago
Union Types for Semistructured Data
Semistructured databases are treated as dynamically typed: they come equipped with no independent schema or type system to constrain the data. Query languages that are designed fo...
Peter Buneman, Benjamin C. Pierce
POPL
1997
ACM
15 years 8 months ago
Shape Types
Type systems currently available for imperative languages are too weak to detect a significant class of programming errors. For example, they cannot express the property that a l...
Pascal Fradet, Daniel Le Métayer
CIKM
1994
Springer
15 years 8 months ago
Analytical Version Control Management in a Hypertext System
may be saved for later reuse of material, but also to preserve the historical perspective of work done [ha:92]. In particular, in distributed and collaborative hypertext systems, v...
Antonina Dattolo, Antonio Gisolfi