Copyright 2002 by
Prentice Hall, Inc.
Distributed databases - 12 rules for a
distributed database, see Figure 7-6.
Operating principles depend on underlying
DB being relational.
SQL - Standard Query Language - a
standard language for accessing relational
A data definition language for creating relational
tables, indexes to data, and fields of data
A data manipulation language for entering
information into a DB
A data control language for handling security