Sciweavers

1268 search results - page 43 / 254
» On database query languages for K-relations
Sort
View
ICDE
2009
IEEE
157views Database» more  ICDE 2009»
13 years 5 months ago
Query Rewrites with Views for XML in DB2
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
Parke Godfrey, Jarek Gryz, Andrzej Hoppe, Wenbin M...
SIGMOD
2010
ACM
250views Database» more  SIGMOD 2010»
13 years 8 months ago
Expressive and flexible access to web-extracted data: a keyword-based structured query language
Automated extraction of structured data from Web sources often leads to large heterogeneous knowledge bases (KB), with data and schema items numbering in the hundreds of thousands...
Jeffrey Pound, Ihab F. Ilyas, Grant E. Weddell
PODS
2006
ACM
98views Database» more  PODS 2006»
14 years 7 months ago
Processing queries on tree-structured data efficiently
This is a survey of algorithms, complexity results, and general solution techniques for efficiently processing queries on tree-structured data. I focus on query languages that com...
Christoph Koch
ICDE
2002
IEEE
163views Database» more  ICDE 2002»
14 years 9 months ago
Keyword Searching and Browsing in Databases using BANKS
With the growth of the Web, there has been a rapid increase in the number of users who need to access online databases without having a detailed knowledge of the schema or of quer...
Gaurav Bhalotia, Arvind Hulgeri, Charuta Nakhe, So...
ICEBE
2005
IEEE
168views Business» more  ICEBE 2005»
14 years 1 months ago
Frequency Operators for Condensative Queries over Data Streams
Over a traditional Database Management System (DBMS), the answer to an aggregate query is usually much smaller than the answer to a similar nonaggregate query. Therefore, we call ...
Lisha Ma, Werner Nutt