How to select multiple rows filled with constants?

Question

Selecting constants without referring to a table is perfectly legal in an SQL statement:

SELECT 1, 2, 3

The result set that the latter retu

Answer 1

Here is how to do it using the XML features of DB2

SELECT *
FROM
XMLTABLE ('$doc/ROWSET/ROW' PASSING XMLPARSE ( DOCUMENT '

  
      
  
  
      
  
  
      
  

') AS "doc"
   COLUMNS 
      "A" INT PATH 'A/@val',
      "B" INT PATH 'B/@val',
      "C" INT PATH 'C/@val'
) 
AS X
;