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Heikki Linnakangas 50ff07d5b1 Remove arbitrary 10MB limit on two-phase state file size. It's not that hard
to go beoynd 10MB, as demonstrated by Gavin Sharry's example of dropping a
schema with ~25000 objects. The really bogus thing about the limit was that
it was enforced when a state file file was read in, not when it was written,
so you would end up with a prepared transaction that you can't commit or
abort, and the only recourse was to shut down the server and remove the file
by hand.

Raise the limit to MaxAllocSize, and enforce it also when a state file is
written. We could've removed the limit altogether, but reading in a file
larger than MaxAllocSize would fail anyway because we read it into a
palloc'd buffer.

Backpatch down to 8.1, where 2PC and this issue was introduced.
2008-05-19 18:16:26 +00:00
config Make another try at using -Wl,--as-needed to suppress linking of unnecessary 2008-05-18 20:13:12 +00:00
contrib Add $PostgreSQL$ markers to a lot of files that were missing them. 2008-05-17 01:28:26 +00:00
doc Make to_char()'s localized month/day names depend on LC_TIME, not LC_MESSAGES. 2008-05-19 18:08:16 +00:00
src Remove arbitrary 10MB limit on two-phase state file size. It's not that hard 2008-05-19 18:16:26 +00:00
aclocal.m4 Add new auto-detection of thread flags. 2004-04-23 18:15:55 +00:00
configure Make another try at using -Wl,--as-needed to suppress linking of unnecessary 2008-05-18 20:13:12 +00:00
configure.in Make another try at using -Wl,--as-needed to suppress linking of unnecessary 2008-05-18 20:13:12 +00:00
COPYRIGHT Update copyrights in source tree to 2008. 2008-01-01 19:46:01 +00:00
GNUmakefile.in Catch all errors in for and while loops in makefiles. Don't ignore any 2008-03-18 16:24:50 +00:00
Makefile Remove remains of old depend target. 2007-01-20 17:16:17 +00:00
README Point to our download URL, rather than listing interface in the README 2008-05-06 22:02:12 +00:00
README.CVS Some further editorializing on README.CVS. 2004-03-28 06:09:08 +00:00

PostgreSQL Database Management System
=====================================
  
This directory contains the source code distribution of the PostgreSQL
database management system.

PostgreSQL is an advanced object-relational database management system
that supports an extended subset of the SQL standard, including
transactions, foreign keys, subqueries, triggers, user-defined types
and functions.  This distribution also contains C language bindings.

PostgreSQL has many language interfaces, many of which are listed here:

	http://www.postgresql.org/download

See the file INSTALL for instructions on how to build and install
PostgreSQL.  That file also lists supported operating systems and
hardware platforms and contains information regarding any other
software packages that are required to build or run the PostgreSQL
system.  Changes between all PostgreSQL releases are recorded in the
file HISTORY.  Copyright and license information can be found in the
file COPYRIGHT.  A comprehensive documentation set is included in this
distribution; it can be read as described in the installation
instructions.

The latest version of this software may be obtained at
http://www.postgresql.org/download/.  For more information look at our
web site located at http://www.postgresql.org/.