4113 search results - page 656 / 823 » Watermarking Relational Databases |
144
click to vote
SIGMOD
1996
ACM
15 years 10 months ago
1996
ACM
Materialized views and view maintenance are important for data warehouses, retailing, banking, and billing applications. We consider two related view maintenance problems: 1) how ...
154
click to vote
SIGMOD
1996
ACM
15 years 10 months ago
1996
ACM
Magic sets rewriting is a well-known optimization heuristic for complex decision-support queries. There can be many variants of this rewriting even for a single query, which diffe...
181
click to vote
CIKM
1993
Springer
15 years 10 months ago
1993
Springer
match algorithms that can efficiently handleAbstract complex tests in the presence of large amounts of data. Match algorithms that are capable of handling large amounts of On the o...
166
click to vote
SIGMOD
1993
ACM
15 years 10 months ago
1993
ACM
The traditional focus of relational query optimization schemes has been on the choice of join methods and join orders. Restrictions have typically been handled in query optimizers ...
173
click to vote
SIGIR
1992
ACM
15 years 10 months ago
1992
ACM
ct tasks such as extraction of relational information from text [Young] [Jacobs]. We describe a method for classifying news stories using Alternative systems [Biebricher] [Lewis] u...