Function Shuts down the specified database if you
specify a databaseName. (Reconnecting to the database reboots the database.)
Shuts
down the entire system
if and only if you do not specify a databaseName
When you are
shutting down a single database, it lets perform
a final checkpoint on the database.
When you are shutting down a system,
it lets perform a
final checkpoint on all system databases, deregister the JDBC driver, and
shut down within the JVM before the JVM exits. A successful shutdown always
results in an SQLException indicating that has
shut down and that there is no connection. Once is
shut down, you can restart it by reloading the driver. For details on restarting , see "Shutting Down the
System" in Chapter 1 of the .
Checkpointing means
writing all data and transaction information to disk so that no recovery needs
to be performed at the next connection.
Used to shut down the entire
system only when it is embedded in an application. Any request to
the DriverManager with a shutdown=true attribute raises an exception.