*/
void execute(Database db, Session systemSession, DatabaseEventListener listener) {
try {
Prepared command = systemSession.prepare(sql);
command.setObjectId(id);
command.update();
} catch (DbException e) {
e = e.addSQL(sql);
SQLException s = e.getSQLException();
db.getTrace(Trace.DATABASE).error(s, sql);
if (listener != null) {