SELECT * FROM Unpack (
ON { table_name | view_name| (query) }
InputColumn ('input_column')
OutputColumns ({ 'output_column' | 'output_column_range' }[,...])
OutputDataTypes ('datatype' [,...])
[ Delimiter ('delimiter') ]
[ ColumnLength ('column_length' [,...] ) ]
[ Regex ('regular_expression') ]
[ RegexSet ('group_number') ]
[ Exception ({'true'|'yes'|'t'|'y'|'1'|'false'|'no'|'f'|'n'|'0'}) ]
);