Querying Heterogeneous Information Sources Using Source Descriptions

Querying Heterogeneous Information Sources Using Source Descriptions (1996)

Cached

Download Links

Other Repositories/Bibliography

DBLP

by Alon Levy , Anand Rajaraman , Joann Ordille

Citations:

638 - 33 self

Versions

Version History

Metadata Version 3

User correction supplied by SystemCorrections

Datum	Value	Source
TITLE	Querying Heterogeneous Information Sources Using Source Descriptions	INFERENCE
AUTHOR NAME	Alon Levy	user correction - Legacy Corrections
AUTHOR AFFIL	AT&T Laboratories	user correction - Legacy Corrections
AUTHOR NAME	Anand Rajaraman	user correction - Legacy Corrections
AUTHOR AFFIL	Stanford University	user correction - Legacy Corrections
AUTHOR NAME	Joann Ordille	user correction - Legacy Corrections
AUTHOR AFFIL	Bell Laboratories	user correction - Legacy Corrections
ABSTRACT	We witness a rapid increase in the number of structured information sources that are available online, especially on the WWW. These sources include commercial databases on product information, stock market information, real estate, automobiles, and entertainment. We would like to use the data stored in these databases to answer complex queries that go beyond keyword searches. We face the following challenges: (1) Several information sources store interrelated data, and any query-answering system must understand the relationships between their contents. (2) Many sources are not full-featured database systems and can answer only a small set of queries over their data (for example, forms on the WWW restrict the set of queries one can ask). (3) Since the number of sources is very large, effective techniques are needed to prune the set of information sources accessed to answer a query. (4) The details of interacting with each source vary greatly. We describe the Information Manifold, an imp...	user correction - Legacy Corrections
YEAR	1996	INFERENCE
VENUE TYPE	CONFERENCE	INFERENCE
PAGES	251--262	INFERENCE
CITATIONS	15 found	ParsCit 1.0