
Commit f49842d1ee31b976c681322f76025d7732e860f3 introduced the concept of a child join, but did not update this code accordingly. Ashutosh Bapat, with cosmetic changes by me Discussion: http://postgr.es/m/CAFjFpRf=J_KPOtw+bhZeURYkbizr8ufSaXg6gPEF6DKpgH-t6g@mail.gmail.com