149
Voted
VLDB
15 years 4 months ago
1991 ACM 
Multi-level transactions are a variant of open nested transactions in which the subtransactions correspond to operations at different levels of a layered system architecture. The ...
125
Voted
VLDB
15 years 4 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...
125
Voted
VLDB
15 years 4 months ago
1991 ACM 
Object-oriented data models are receiving wide attention since they provide expressive ionmechanismsto model naturally and directly both structural and behavioral aspectsof comple...
123
Voted
VLDB
15 years 4 months ago
1991 ACM 
Recent work on parallel joins and data skew has concentrated on algorithm design without considering the causes and chara.cteristics of data. skew itself. Existming ana.lyt,ic mod...
122
Voted
VLDB
15 years 4 months ago
1991 ACM
It is widely recognized that production rules in database systems can be used to automatically maintain derived data such as views. However, writing a correct set of rules for e ci...
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Database