KiWiResource kr = (KiWiResource) ((r instanceof URI) ? getValueFactory().createURI(r.stringValue()) : getValueFactory().createBNode(r.stringValue()));
try {
return connection.getLatestVersion(kr,date);
} finally {
connection.commit();
connection.close();
}
} catch(SQLException ex) {
throw new SailException("database error while listing versions",ex);