* Support explicit placement of the temporary-table schema within
search_path, and disable searching it for functions and operators
* Fix shared_preload_libraries for Windows by forcing reload in each
backend
* Fix to_char() so it properly upper/lower cases localized day or
month names
* "/contrib/tsearch2" crash fixes
* Require "COMMIT PREPARED" to be executed in the same database as
the transaction was prepared in
* Allow "pg_dump" to do binary backups larger than two gigabytes on
Windows
* New traditional (Taiwan) Chinese FAQ
* Prevent the statistics collector from writing to disk too
frequently
* Fix potential-data-corruption bug in how "VACUUM FULL" handles
"UPDATE" chains
* Fix bug in domains that use array types
* Fix "pg_dump" so it can dump a serial column's sequence using "-t"
when not also dumping the owning table
* Planner fixes, including improving outer join and bitmap scan
selection logic
* Fix possible wrong answers or crash when a PL/pgSQL function tries
to RETURN from within an EXCEPTION block
* Fix PANIC during enlargement of a hash index
* Fix POSIX-style timezone specs to follow new USA DST rules
* Query language enhancements including "INSERT/UPDATE/DELETE
RETURNING", multirow VALUES lists, and optional target-table alias
in "UPDATE"/"DELETE"
* Index creation without blocking concurrent
"INSERT"/"UPDATE"/"DELETE" operations
* Many query optimization improvements, including support for
reordering outer joins
* Improved sorting performance with lower memory usage
* More efficient locking with better concurrency
* More efficient vacuuming
* Easier administration of warm standby servers
* New FILLFACTOR support for tables and indexes
* Monitoring, logging, and performance tuning additions
* More control over creating and dropping objects
* Table inheritance relationships can be defined for and removed from
pre-existing tables
* "COPY TO" can copy the output of an arbitrary "SELECT" statement
* Array improvements, including nulls in arrays
* Aggregate-function improvements, including multiple-input
aggregates and SQL:2003 statistical functions
* Many "contrib/" improvements