Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement.

You can create an SQL view that contains the syntax of your query. You will use this view to create an outer join query. In the SQL QUERY TABLES window, select SAMPLE.EMPINFO and SAMPLE.SALARY from ...

Although the SQL Procedure Pass-Through Facility has always passed joins to the DBMS, it is now possible to pass joins to the DBMS without using Pass-Through. Beginning in Version 7, the LIBNAME ...