This release contains a variety of fixes from 7.3.11.
A dump/restore is not required for those running 7.3.X. However,
if you are upgrading from a version earlier than 7.3.10, see the release
notes for 7.3.10.
Fix race condition in transaction log management
There was a narrow window in which an I/O operation could be initiated
for the wrong page, leading to an Assert failure or data
corruption.
/contrib/ltree fixes (Teodor)
Fix longstanding planning error for outer joins
This bug sometimes caused a bogus error "RIGHT JOIN is
only supported with merge-joinable join conditions".
Prevent core dump in pg_autovacuum when a
table has been dropped