How to join two different data sets while creating report on BIRT iHub?

Migrateduser

<p><span style="color:rgb(36,39,41);font-family:Arial, 'Helvetica Neue', Helvetica, sans-serif;font-size:15px;">In BIRT Designer,while creating a report there is a way to join (inner join, left outer join, etc.) two different data sets to create a joined data set. Is there a way to do such join operation on BIRT iHub?</span></p>