Suppose you have defined your UDF (User Defined Function) in DB2 like this:
CREATE FUNCTION my_function1(param1 VARCHAR(100))
RETURNS VARCHAR(100)
RETURN 'Hello ' || param1
Then in your code you could have this JDBC definition:
sqlQuery="select my_function1('XPages user') as col1 from sysibm.dual"
var="jdbcData1">
and then for some xe:viewPanel column you could have:
id="viewColumnHeader1">