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VLDB
1991
ACM
13 years 8 months ago
1991
ACM
Thrashing in transactionprocessingsystemscan be prevented by controlling the number of concurrently running transactions. Becausethe optimal concurrency level strongly dependson t...
VLDB
1991
ACM
13 years 8 months ago
1991
ACM
This paper describes the implementation of a set-oriented database production rule language proposed in earlier papers. Our implementation uses the extensibility features of the St...
VLDB
1991
ACM
13 years 8 months ago
1991
ACM
We propose a new method for integrity checking in deductive databases.The methodaugmentsadatabasewith asetof transition and internal eventsrules,which explicitly definetheinsertio...
VLDB
1991
ACM
13 years 8 months ago
1991
ACM
Domain mismatch and schema mismatch are two of the important semantic integration problems for interoperating heterogeneous databases. This paper structures the domain mismatch pr...
VLDB
1991
ACM
13 years 8 months ago
1991
ACM
Systems designed for efficient retrieval of conventional data can be very inefficient at retrieving documents. Documents have more complex structure than conventional data, and th...