dictGet('name', ...) should check for XML dictionary 'name' if XML dict=name does not exists then use SQL dictionary from the currectDatabase()

ColumnNumbers getArgumentsThatAreAlwaysConstant() const final { return {0, 1}; }
    bool isDeterministic() const override { return false; }
    bool isInjective(const ColumnsWithTypeAndName & sample_columns) const override
    {
        return helper.isDictGetFunctionInjective(sample_columns);
    }
    DataTypePtr getReturnTypeImpl(const ColumnsWithTypeAndName & arguments) const override
    {
        if (arguments.size() < 3)
            throw Exception{"Wrong argument count for function " + getName(), ErrorCodes::NUMBER_OF_ARGUMENTS_DOESNT_MATCH};
        String dictionary_name;
        if (const auto * name_col = checkAndGetColumnConst<ColumnString>(arguments[0].column.get()))
            dictionary_name = name_col->getValue<String>();
        else
            throw Exception{"Illegal type " + arguments[0].type->getName() + " of first argument of function " + getName()
                + ", expected a const string.", ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT};
        Strings attribute_names = getAttributeNamesFromColumn(arguments[1].column, arguments[1].type);
        DataTypes types;
        for (auto & attribute_name : attribute_names)
        {
            
            auto attribute = helper.getDictionaryStructure(dictionary_name).getAttribute(attribute_name);
            types.emplace_back(attribute.type);
        }
        if (types.size() > 1)
            return std::make_shared<DataTypeTuple>(types);
        else
            return types.front();
    }
    ColumnPtr executeImpl(const ColumnsWithTypeAndName & arguments, const DataTypePtr & result_type, size_t input_rows_count) const override