There are several PostgreSQL extensions preinstalled, that you can enable for your cluster. You can enable the extension by logging into your cluster and executing:
The following table shows which extensions are enabled by default and which can be enabled (PostgreSQL version 12):
| Extension | Enabled | Version | Description |
|---|---|---|---|
Note: With select * from pg_available_extensions; you will see more available extensions, but many of them can't be enabled or used without superuser rights and thus aren't listed here.
plpython3u
X
1.0
PL/Python3U untrusted procedural language
pg_stat_statements
X
1.7
track execution statistics of all SQL statements executed
intarray
1.2
functions, operators, and index support for 1-D arrays of integers
pg_trgm
1.4
text similarity measurement and index searching based on trigrams
pg_cron
1.3
Job scheduler for PostgreSQL
set_user
3.0
similar to SET ROLE but with added logging
timescaledb
2.4.2
Enables scalable inserts and complex queries for time-series data
tablefunc
1.0
functions that manipulate whole tables, including crosstab
pg_auth_mon
X
1.1
monitor connection attempts per user
plpgsql
X
1.0
PL/pgSQL procedural language
pg_partman
4.5.1
Extension to manage partitioned tables by time or ID
hypopg
1.1.4
Hypothetical indexes for PostgreSQL
postgres_fdw
X
1.0
foreign-data wrapper for remote PostgreSQL servers
btree_gin
1.3
support for indexing common datatypes in GIN
pg_stat_kcache
X
2.2.0
Kernel statistics gathering
citext
1.6
data type for case-insensitive character strings
pgcrypto
1.3
cryptographic functions
earthdistance
1.1
calculate great-circle distances on the surface of the Earth
postgis
3.2.1
PostGIS geometry and geography spatial types and functions
cube
1.4
data type for multidimensional cubes