Posted by bojanz on May 19, 2011 at 12:40pm
Select "parent table" as the style plugin for the first view, and in its options select the child view, columns to merge on, and how the columns of the child view match to the parent view.
Under each row of the parent table, matching (by merge column) rows from the child table will be displayed.
Written by bojanz and Damien Tournoud.