2724 search results - page 369 / 545 » Optimizing Queries on Files |
139
Voted
BTW
2003
Springer
15 years 9 months ago
2003
Springer
Abstract: In order to achieve efficient execution plans for queries comprising userdefined data types and predicates, the database system has to be provided with appropriate index ...
132
Voted
SIGMOD
1999
ACM
15 years 8 months ago
1999
ACM
Several techniques that compute the join between two spatial datasets have been proposed during the last decade. Among these methods, some consider existing indices for the joined...
114
Voted
VLDB
1998
ACM
15 years 8 months ago
1998
ACM
Oracle Materialized Views (MVs) are designed for data warehousing and replication. For data warehousing, MVs based on inner/outer equijoins with optional aggregation, can be refre...
124
Voted
KDD
1994
ACM
15 years 7 months ago
1994
ACM
Oneof the mainobstacles in applying data mining techniques to large, real-world databasesis the lack of efficient data management.In this paper, wepresent the design and implement...
136
Voted
VLDB
1994
ACM
15 years 7 months ago
1994
ACM
Physical data independence is touted as a central feature of modern database systems. Both relational and object-oriented systems, however, force users to frame their queries in t...