AS/400 JDBC Access with Rational Application Developer

Get the ‘AS/400 Toolbox for Java’ or the Open Source Version ‘JTOpen’.
Locate the ‘jt400.jar’ file. This archive contains the JDBC-Driver (‘com.ibm.as400.access.AS400JDBCDriver’).
Use the library name where the tables (PF,physical files) reside as schema filter.
‘Schema LIKE libraryname‘ (Disable the other schema filter).