public HsqlList resolveColumnReferences(RangeVariable[] rangeVarArray,
            HsqlList unresolvedSet) {
        return resolveColumnReferences(rangeVarArray, rangeVarArray.length,
                                       unresolvedSet, true);
    }
public HsqlList resolveColumnReferences ( RangeVariable [ ] rangeVarArray , HsqlList unresolvedSet ) { return resolveColumnReferences ( rangeVarArray , rangeVarArray . length , unresolvedSet , true ) ; }
resolve tables and collect unresolved column expressions