Editorial Board
Introduction to the special issue on database systems
Performance analysis of two concurrency control schemes for design environments
Two phase gossip: Managing distributed event histories
MSQL: A multidatabase language
Performance analysis of temporal queries
A temporal relational model and a query language
On the reusability of query optimization algorithms
A universal table model for categorical databases
An extensible model of selectivity estimation
The applicative data model
Author index to volumes 47, 48 and 49
Title index to volumes 47, 48 and 49