The design of the Triton nested relational database system Tina M. Harvey, Craig W. Schnepf, Mark A. Roth Available in: PDF Published in September 1991 (Vol.20 No.3)
Practitioner problems in need of database research Gomer Thomas, K. Kawagoe, R. Krishnamurthy, T. Imielinski, D. Reiner, A. Wolski Available in: PDF Published in September 1991 (Vol.20 No.3)
Technique for universal quantification in SQL Claudio Fratarcangeli Available in: PDF Published in September 1991 (Vol.20 No.3)
Handling missing data by using stored truth values G. H. Gessert Available in: PDF Published in September 1991 (Vol.20 No.3)
A more general model for handling missing information in relational databases using a 3-valued logic Kwok-bun Yue Available in: PDF Published in September 1991 (Vol.20 No.3)
Modern client-server DBMS architectures Nick Roussopoulos, Alexis Delis Available in: PDF Published in September 1991 (Vol.20 No.3)