Release date: 2012-09-24
This release contains a variety of fixes from 8.4.13. For information about new features in the 8.4 major release, see Section E.181.
A dump/restore is not required for those running 8.4.X.
However, if you are upgrading from a version earlier than 8.4.10, see Section E.171.
Fix planner's assignment of executor parameters, and fix executor's rescan logic for CTE plan nodes (Tom Lane)
These errors could result in wrong answers from
queries that scan the same
WITH subquery multiple times.
Improve page-splitting decisions in GiST indexes (Alexander Korotkov, Robert Haas, Tom Lane)
Multi-column GiST indexes might suffer unexpected bloat due to this error.
Fix cascading privilege revoke to stop if privileges are still held (Tom Lane)
If we revoke a grant option from some role
X still holds that option
via a grant from someone else, we should not recursively
revoke the corresponding privilege from role(s)
X had granted
Fix handling of
when PL/Perl is in use (Andres Freund)
Perl resets the process's
SIGFPE handler to
SIG_IGN, which could result in crashes
later on. Restore the normal Postgres signal handler
after initializing PL/Perl.
Prevent PL/Perl from crashing if a recursive PL/Perl function is redefined while being executed (Tom Lane)
Work around possible misoptimization in PL/Perl (Tom Lane)
Some Linux distributions contain an incorrect version
pthread.h that results
in incorrect compiled code in PL/Perl, leading to crashes
if a PL/Perl function calls another one that throws an
Update time zone data files to tzdata release 2012f for DST law changes in Fiji
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