uage APIs do not return False, but throw exception
in case of failure.
</DL></DL></A>

<HR>
<A NAME = "Storage.close">
<B>close()</B>
<DL><DD>
Close the storage. If there is an open transaction, it will be first committed.
</DL></A>

<HR>
<A NAME = "Storage.commit">
<B>commit()</B>
<DL><DD>
Commit current transaction. Transaction is automatically started once you update the database first time.
</DL></A>

<HR>
<A NAME = "Storage.rollback">
<B>rollback()</B>
<DL><DD>
Rollback current transaction. All changes