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SIGMOD
1995
ACM
161views Database» more  SIGMOD 1995»
15 years 4 months ago
Applying Update Streams in a Soft Real-Time Database System
Many papers have examined how to e ciently export a materialized view but to our knowledge none have studied how to e ciently import one. To import a view, i.e., to install a stre...
Brad Adelberg, Hector Garcia-Molina, Ben Kao
SIGMOD
1995
ACM
80views Database» more  SIGMOD 1995»
15 years 4 months ago
Join Queries with External Text Sources: Execution and Optimization Techniques
Text is a pervasive information type, and many applications require querying over text sources in addition to structured data. This paper studies the problem of query processing i...
Surajit Chaudhuri, Umeshwar Dayal, Tak W. Yan
119
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SIGMOD
1995
ACM
132views Database» more  SIGMOD 1995»
15 years 4 months ago
Efficient Optimistic Concurrency Control Using Loosely Synchronized Clocks
This paper describes an efficient optimistic concurrency control scheme for use in distributed database systems in which objects are cached and manipulated at client machines whil...
Atul Adya, Robert Gruber, Barbara Liskov, Umesh Ma...
SIGMOD
1995
ACM
117views Database» more  SIGMOD 1995»
15 years 4 months ago
Using the CALANDA Time Series Management System
Werner Dreyer, Angelika Kotz Dittrich, Duri Schmid...
SIGMOD
1995
ACM
116views Database» more  SIGMOD 1995»
15 years 4 months ago
Incremental Maintenance of Views with Duplicates
We study the problem of e cient maintenance of materialized views that may contain duplicates. This problem is particularly important when queries against such views involve aggre...
Timothy Griffin, Leonid Libkin
Database
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