DML getOperation(OID oid, Table table) { return (DML) m_operationMap.get(oid + ":" + table.getName());
DML getOperation(Object obj, Table table) { Object key = new CompoundKey(obj, table); return (DML) m_operationMap.get(key);
    DML getOperation(OID oid, Table table) {        return (DML) m_operationMap.get(oid + ":" + table.getName());    }