Sciweavers

1611 search results - page 51 / 323
» Supporting Exploratory Queries in Databases
Sort
View
ICEBE
2005
IEEE
168views Business» more  ICEBE 2005»
15 years 8 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
COLING
2008
15 years 4 months ago
A Linguistic Knowledge Discovery Tool: Very Large Ngram Database Search with Arbitrary Wildcards
In this paper, we will describe a search tool for a huge set of ngrams. The tool supports queries with an arbitrary number of wildcards. It takes a fraction of a second for a sear...
Satoshi Sekine
DOOD
1995
Springer
93views Database» more  DOOD 1995»
15 years 6 months ago
A Query Translation Scheme for Rapid Implementation of Wrappers
Wrappers provide access to heterogeneous information sources by converting application queries into source speci c queries or commands. In this paper we present a wrapper implemen...
Yannis Papakonstantinou, Ashish Gupta, Hector Garc...
OODBS
2000
147views Database» more  OODBS 2000»
15 years 6 months ago
Towards a Unified Query-by-Example (UQBE): UML as a Basis for a Generic Graphical Query Language
A generic graphical query language for ODMG-compliant object databases is proposed, based on the ideas of Query-By-Example, and using UML-like diagrams as schema notation. Ease of ...
Miguel Ángel Sicilia Urbán, Elena Ga...
WEBDB
1998
Springer
106views Database» more  WEBDB 1998»
15 years 7 months ago
Interactive Query and Search in Semistructured Databases
Semistructured graph-based databases have been proposed as well-suited stores for World-Wide Web data. Yet so far, languages for querying such data are too complex for casual Web ...
Roy Goldman, Jennifer Widom