In preparation for performing this activity the environment variable DERBY_HOME needs
to be set and an empty working directory (DERBYDBS) created.
The DERBY_HOME variable defines the filesystem path to
the root directory of the Derby installation. The DERBYDBS directory
is where the files created during the activities are stored.The example
commands defining DERBY_HOME use the fictitious filesystem
paths C:\derby for Windows examples and /opt/derby for
UNIX examples. Be sure to adjust these commands so DERBY_HOME indicates
the location of the Derby installation on the system being used. The following
activity sequence shows