If the database is larger than a few megabytes, performance is much better if the database file is split into multiple smaller files,
because random access in compressed files is not possible.
See also the sample application <ahref="http://code.google.com/p/h2database/source/browse/trunk/h2/src/test/org/h2/samples/ReadOnlyDatabaseInZip.java">ReadOnlyDatabaseInZip</a>.
See also the sample application <ahref="https://github.com/h2database/h2database/tree/master/h2/src/test/org/h2/samples/ReadOnlyDatabaseInZip.java">ReadOnlyDatabaseInZip</a>.