After playing around with the DB2 Adapter, I discovered that DB2, as expected, has its own unique syntax for SQL statements. Not so great if you come from the SQL server background.
SQL Syntax: Select top 10 * from [TABLE]
What is this in db2 SQL?
Select * from [TABLE] FETCH FIRST 10 ROWS ONLY
Many thanks to: http://en.wikipedia.org/wiki/Select_(SQL)