Percona Distribution for PostgreSQL 13.4 (2021-09-09)

Date:	September 9, 2021
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 13.4.

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

Extension	Version	Description
Patroni	2.1.0	a HA (High Availability) solution for PostgreSQL
Pgaudit	1.5.0	provides detailed session or object audit logging via the standard logging facility provided by PostgreSQL
pgAudit set user	2.0.1	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	2.34	a backup and restore solution for PostgreSQL
pgBadger	11.5	a fast PostgreSQL Log Analyzer.
pgBouncer	1.16.0	lightweight connection pooler for PostgreSQL
pg_repack	1.4.6	rebuilds PostgreSQL database objects
pg_stat_monitor	0.9.2 - Beta1	collects and aggregates statistics for PostgreSQL and provides histogram information.
wal2json	2.3	a PostgreSQL logical decoding JSON output plugin.

Percona Distribution for PostgreSQL also includes the ETCD packages which are used for Patroni cluster setup. These packages are available for the following operating systems:

Operating System	Package	Description
CentOS 7	python3-python-etcd	A Python client for ETCD
CentOS 8	etcd	A consistent, distributed key-value store
	python3-python-etcd	A Python client for ETCD
Debian 9 (‘stretch’)	etcd	A consistent, distributed key-value store
	python3-etcd	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.” ¹

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1. https://www.postgresql.org/docs/13/libpq.html ↩