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DASFAA
1999
IEEE
118views Database» more  DASFAA 1999»
15 years 11 months ago
Materialized View Maintenance Using Version Numbers
A data warehouse stores materialized views over data from one or more sources in order to provide fast access to the integrated data, regardless of the availability of the data so...
Tok Wang Ling, Eng Koon Sze
SIGMOD
1999
ACM
87views Database» more  SIGMOD 1999»
15 years 11 months ago
On Random Sampling over Joins
A major bottleneck in implementing sampling as a primitive relational operation is the ine ciency ofsampling the output of a query. It is not even known whether it is possible to ...
Surajit Chaudhuri, Rajeev Motwani, Vivek R. Narasa...
EDBT
1998
ACM
124views Database» more  EDBT 1998»
15 years 11 months ago
Maintaining Temporal Views over Non-Temporal Information Sources for Data Warehousing
An importantuse of data warehousing is to provide temporal views over the history of source data that may itself be non-temporal. While recent work in view maintenance is applicab...
Jun Yang 0001, Jennifer Widom
KDD
1998
ACM
183views Data Mining» more  KDD 1998»
15 years 11 months ago
Mining Generalized Association Rules and Sequential Patterns Using SQL Queries
Database integration of mining is becoming increasingly important with tile installation of larger and larger data warehouses built around relational database technology. Most of ...
Shiby Thomas, Sunita Sarawagi
SIGMOD
1996
ACM
116views Database» more  SIGMOD 1996»
15 years 11 months ago
Optimizing Queries over Multimedia Repositories
Repositories of multimedia objects having multiple types of attributes e.g., image, text are becoming increasingly common. A selection on these attributes will typically produce n...
Surajit Chaudhuri, Luis Gravano