PostgreSQL

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PostgreSQL 8.4.0

Release Date: 2009-07-01
PostgreSQL version 8.4.0 is a major update to the 8.x series. New and updated features include:
  • Windowing Functions
  • Common Table Expressions and Recursive Queries
  • Default and variadic parameters for functions
  • Parallel Restore
  • Column Permissions
  • Per-database locale settings
  • Improved hash indexes
  • Improved join performance for EXISTS and NOT EXISTS queries
  • Easier-to-use Warm Standby
  • Automatic sizing of the Free Space Map
  • Visibility Map (greatly reduces vacuum overhead for slowly-changing tables)
  • Version-aware psql (backslash commands work against older servers)
  • Support SSL certificates for user authentication
  • Per-function runtime statistics
  • Easy editing of functions in psql
  • New contrib modules: pg_stat_statements, auto_explain, citext, btree_gin

For a detailed explanation of the new features, please see the release notes

Download(s) for this Version:
Platform DESC Name Date Published Filesize Checksum   
AllPostgreSQL 8.4.0 Source2009-07-0218.4 MBMD5Download Now
LinuxPostgreSQL 8.4.0 Redhat Linux rhel4 AMD64 Installer2009-07-021.23 MBMD5Download Now
LinuxPostgreSQL 8.4.0 Redhat Linux rhel4 IA32 Installer2009-07-021.19 MBMD5Download Now
LinuxPostgreSQL 8.4.0 Redhat Linux rhel5 AMD64 Installer2009-07-021.25 MBMD5Download Now
LinuxPostgreSQL 8.4.0 Redhat Linux rhel5 IA32 Installer2009-07-021.23 MBMD5Download Now
SolarisPostgreSQL 8.4.0 Solaris 10 AMD64 Binary2009-07-0214 MBMD5Download Now
SolarisPostgreSQL 8.4.0 Solaris 10 IA32 Binary2009-07-0213.3 MBMD5Download Now
SolarisPostgreSQL 8.4.0 Solaris 10 SPARC32 Binary2009-07-0214.6 MBMD5Download Now
SolarisPostgreSQL 8.4.0 Solaris 10 SPARC64 Binary2009-07-0215 MBMD5Download Now
 
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