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Percona Software for PostgreSQL Documentation

Percona Distribution for PostgreSQL 12.11 (2022-06-06)

Date: June 6, 2022
Installation: Installing Percona Distribution for PostgreSQL

Percona Distribution for PostgreSQL is a collection of tools to assist you in managing PostgreSQL. Percona Distribution for PostgreSQL installs PostgreSQL and complements it by a selection of extensions that enable solving essential practical tasks efficiently.

This release of Percona Distribution for PostgreSQL is based on PostgreSQL 12.11.

Release Highlights

The set of extensions supplied with Percona Distribution for PostgreSQL now includes the HAProxy - a high-availability and load-balancing solution.

The following is the list of extensions available in Percona Distribution for PostgreSQL.

Extension Version Description
Patroni 2.1.3 a HA (High Availability) solution for PostgreSQL
pgAudit 1.4.3 provides detailed session or object audit logging via the standard logging facility provided by PostgreSQL
pgAudit set_user 3.0.0 provides an additional layer of logging and control when unprivileged users must escalate themselves to superuser or object owner roles in order to perform needed maintenance tasks.
pgBackRest 2.38 a backup and restore solution for PostgreSQL
pgBadger 11.8 a fast PostgreSQL Log Analyzer
PgBouncer 1.17.0 a lightweight connection pooler for PostgreSQL
pg_repack 1.4.7 rebuilds PostgreSQL database objects
pg_stat_monitor 1.0.0 collects and aggregates statistics for PostgreSQL and provides histogram information.
PostgreSQL Common 241 PostgreSQL database-cluster manager. It provides a structure under which multiple versions of PostgreSQL may be installed and/or multiple clusters maintained at one time.
wal2json 2.4 a PostgreSQL logical decoding JSON output plugin.
HAProxy 2.5.6 a high-availability and load-balancing solution

Percona Distribution for PostgreSQL also includes the following packages:

  • llvm 12.0.1 packages for Red Hat Enterprise Linux 8 and derivatives. This fixes compatibility issues with LLVM from upstream.
  • supplemental etcd packages which can be used for setting up Patroni clusters. These packages are available for the following operating systems:
Operating System Package Version Description
RHEL 7 python3-python-etcd 0.4.3 A Python client for etcd
RHEL 8 etcd 3.3.11 A consistent, distributed key-value store
python3-python-etcd 0.4.3 A Python client for etcd
Debian 9 (‘stretch’) etcd 3.3.11 A consistent, distributed key-value store
python3-etcd 0.4.3 A Python client for etcd

Percona Distribution for PostgreSQL is also shipped with the libpq library. It contains “a set of library functions that allow client programs to pass queries to the PostgreSQL backend server and to receive the results of these queries.”

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