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E.191. Release 7.4.18
Release Date: 2007-09-17
This release contains fixes from 7.4.17. For information about new features in the 7.4 major release, see Section E.209.
E.191.1. Migration to Version 7.4.18
A dump/restore is not required for those running 7.4.X. However, if you are upgrading from a version earlier than 7.4.11, see Section E.198.
E.191.2. Changes
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 excessive logging of SSL error messages (Tom)
Fix crash when log_min_error_statement logging runs out of memory (Tom)
Prevent CLUSTER from failing due to attempting to process temporary tables of other sessions (Alvaro)
Require non-superusers who use /contrib/dblink to use only password authentication, as a security measure (Joe)