Release date: 2007-09-17
This release contains fixes from 7.3.19.
A dump/restore is not required for those running 7.3.X. However, if you are upgrading from a version earlier than 7.3.13, see Section E.308.
      Prevent index corruption when a transaction inserts rows and
      then aborts close to the end of a concurrent VACUUM
      on the same table (Tom)
     
      Make CREATE DOMAIN ... DEFAULT NULL work properly (Tom)
     
      Fix crash when log_min_error_statement logging runs out
      of memory (Tom)
     
      Require non-superusers who use /contrib/dblink to use only
      password authentication, as a security measure (Joe)