is there any diffeerence if we write a funcuions in UPPER CASE/LOWER CASE
i thank you
pj
			
			
			
				Built in cognos functions don't care about the case.
Also same applies to SQL server in most cases.
But, if you are using some database specific functions such as ('USERENV','DB_NAME') etc... against Oracle, it is best to have all in uppercase.
			
			
			
				thank you so  much
pj