SELECT Code,
	   TRIM(LISTAGG(Description, ' ') WITHIN GROUP(ORDER BY Description) || CASE WHEN MAX(total_lengthb) > 4000 THEN '...' ELSE '' END) Description,
       SYSDATE AS LastUpdateDT
FROM (
SELECT   TRIM(fc.CFKY) AS Code,
         TRIM(ASCIISTR(fc.CFDS80)) AS Description,
				 SUM(LENGTHB(TRIM(fc.CFDS80))+1) OVER(PARTITION BY TRIM(fc.CFKY) ORDER BY TRIM(fc.CFDS80)) - 1 cumul_lengthb, 
         SUM(LENGTHB(TRIM(fc.CFDS80))+1) OVER(PARTITION BY TRIM(fc.CFKY)) - 1 total_lengthb, 
				 COUNT(*) OVER(PARTITION BY TRIM(fc.CFKY)) num_values
FROM     PRODDTA.F00192 fc
WHERE    TRIM(fc.CFKY) IS NOT NULL
)
WHERE total_lengthb <= 4000 OR cumul_lengthb <= 4000 - length('...')
GROUP BY Code