how to connect two or more table with single source qualifier?

Drag two tables to mapping designer.Now with two tables twosource qualifier has come to the workspace among which youdelete second source's source qualifier.Now drag all portsfrom 2nd source to first source qualifier.Now the firstqualifier have contained all ports of two sources.

But before than that in source analyzer you make a PK-FKrelation between two sources.Now in the source qualifier youmake a join condition upon that two port for PK-FK.