Fix pg_dump for partition tablespaces

When Who What
2019-04-26 22:38:51 David Rowley (davidrowley) Closed in commitfest 2019-07 with status: Committed
2019-04-26 22:38:51 David Rowley (davidrowley) Changed committer to alvherre
2019-03-20 13:38:56 David Rowley (davidrowley) New status: Waiting on Author
2019-03-20 13:38:50 David Rowley (davidrowley) Changed authors to David Rowley (davidrowley)
2019-03-20 13:38:35 David Rowley (davidrowley) Attached mail thread CAKJS1f_1c260nOt_vBJ067AZ3JXptXVRohDVMLEBmudX1YEx-A@mail.gmail.com
2019-03-20 13:38:35 David Rowley (davidrowley) Created patch record