Securing Data Bases under Linear Queries.

Mayer D. Schwartz Dorothy E. Denning Peter J. Denning

Published in: IFIP Congress (1977)

Keyphrases

databases
query processing
query language
response time
database
user queries
query evaluation
web search engines
retrieval systems
boolean expressions
efficient processing
query answers
data base management
answering queries
linear systems
query formulation
linear model
closed form
data sources
information retrieval