durability_synchronous_commit | string

Default: on

Sets the current transactions synchronization level. This charm allows only the “on”, “remote_apply” and “remote_write” values to avoid data loss if the primary crashes and there are replicas.

experimental_max_connections | int

[EXPERIMENTAL] Force set max_connections.

instance_default_text_search_config | string

Default: pg_catalog.simple

Selects the text search configuration that is used by those variants of the text search functions that do not have an explicit argument specifying it. Allowed values start with “pg_catalog.” followed by a language name, like “pg_catalog.english”.

instance_password_encryption | string

Default: scram-sha-256

Determines the algorithm to use to encrypt the password. Allowed values are: “md5” and “scram-sha-256”.

logging_log_connections | boolean

Logs each successful connection.

logging_log_disconnections | boolean

Logs end of a session, including duration.

logging_log_lock_waits | boolean

Logs long lock waits.

logging_log_min_duration_statement | int

Default: -1

Sets the minimum running time (milliseconds) above which statements will be logged. Allowed values are: from -1 to 2147483647 (-1 disables logging statement durations).

memory_maintenance_work_mem | int

Default: 65536

Sets the maximum memory (KB) to be used for maintenance operations. Allowed values are: from 1024 to 2147483647.

memory_max_prepared_transactions | int

Sets the maximum number of simultaneously prepared transactions. Allowed values are: from 0 to 262143.

memory_shared_buffers | int

Sets the number of shared memory buffers (8 kB) used by the server. This charm allows to set this value up to 40% of the available memory from the unit, as it is unlikely that an allocation of more than that will work better than a smaller amount. Allowed values are: from 16 to 1073741823.

memory_temp_buffers | int

Default: 1024

Sets the maximum number of temporary buffers (8 kB) used by each session. Allowed values are: from 100 to 1073741823.

memory_work_mem | int

Default: 4096

Sets the maximum memory (KB) to be used for query workspaces. Allowed values are: from 64 to 2147483647.

optimizer_constraint_exclusion | string

Default: partition

Enables the planner to use constraints to optimize queries. Allowed values are: “on”, “off” and “partition”.

optimizer_default_statistics_target | int

Default: 100

Sets the default statistics target. Allowed values are: from 1 to 10000.

optimizer_from_collapse_limit | int

Default: 8

Sets the FROM-list size beyond which subqueries are not collapsed. Allowed values are: from 1 to 2147483647.

optimizer_join_collapse_limit | int

Default: 8

Sets the FROM-list size beyond which JOIN constructs are not flattened. Allowed values are: from 1 to 2147483647.

plugin_address_standardizer_data_us_enable | boolean

Enable address_standardizer_data_us extension.

plugin_address_standardizer_enable | boolean

Enable address_standardizer extension.

plugin_bloom_enable | boolean

Enable bloom extension.

plugin_bool_plperl_enable | boolean

Enable bool_plperl extension.

plugin_btree_gin_enable | boolean

Enable btree_gin extension.

plugin_btree_gist_enable | boolean

Enable btree_gist extension.

plugin_citext_enable | boolean

Enable citext extension.

plugin_cube_enable | boolean

Enable cube extension.

plugin_debversion_enable | boolean

Enable debversion extension.

plugin_dict_int_enable | boolean

Enable dict_int extension.

plugin_dict_xsyn_enable | boolean

Enable dict_xsyn extension.

plugin_earthdistance_enable | boolean

Enable earthdistance extension.

plugin_fuzzystrmatch_enable | boolean

Enable fuzzystrmatch extension.

plugin_hll_enable | boolean

Enable hll extension.

plugin_hstore_enable | boolean

Enable hstore extension.

plugin_hypopg_enable | boolean

Enable hypopg extension.

plugin_icu_ext_enable | boolean

Enable icu_ext extension.

plugin_intarray_enable | boolean

Enable intarray extension.

plugin_ip4r_enable | boolean

Enable ip4r extension.

plugin_isn_enable | boolean

Enable isn extension.

plugin_jsonb_plperl_enable | boolean

Enable jsonb_plperl extension.

plugin_lo_enable | boolean

Enable lo extension.

plugin_ltree_enable | boolean

Enable ltree extension.

plugin_old_snapshot_enable | boolean

Enable old_snapshot extension.

plugin_orafce_enable | boolean

Enable orafce extension.

plugin_pg_freespacemap_enable | boolean

Enable pg_freespacemap extension.

plugin_pg_similarity_enable | boolean

Enable pg_similarity extension.

plugin_pg_trgm_enable | boolean

Enable pg_trgm extension.

plugin_pg_visibility_enable | boolean

Enable pg_visibility extension.

plugin_pgrowlocks_enable | boolean

Enable pgrowlocks extension.

plugin_pgstattuple_enable | boolean

Enable pgstattuple extension.

plugin_plperl_enable | boolean

Enable plperl extension.

plugin_plpython3u_enable | boolean

Enable PL/Python extension.

plugin_pltcl_enable | boolean

Enable pltcl extension.

plugin_postgis_enable | boolean

Enable postgis extension.

plugin_postgis_raster_enable | boolean

Enable postgis_raster extension.

plugin_postgis_tiger_geocoder_enable | boolean

Enable postgis_tiger_geocoder extension.

plugin_postgis_topology_enable | boolean

Enable postgis_topology extension.

plugin_prefix_enable | boolean

Enable prefix extension.

plugin_rdkit_enable | boolean

Enable rdkit extension.

plugin_seg_enable | boolean

Enable seg extension.

plugin_spi_enable | boolean

Enable spi extension.

plugin_tablefunc_enable | boolean

Enable tablefunc extension.

plugin_tcn_enable | boolean

Enable tcn extension.

plugin_tds_fdw_enable | boolean

Enable tds_fdw extension.

plugin_timescaledb_enable | boolean

Enable timescaledb extension

plugin_tsm_system_rows_enable | boolean

Enable tsm_system_rows extension.

plugin_tsm_system_time_enable | boolean

Enable tsm_system_time extension.

plugin_unaccent_enable | boolean

Enable unaccent extension.

plugin_uuid_ossp_enable | boolean

Enable uuid_ossp extension.

plugin_vector_enable | boolean

Enable pgvector extension

profile | string

Default: production

Profile representing the scope of deployment, and used to tune resource allocation. Allowed values are: “production” and “testing”. Production will tune postgresql for maximum performance while testing will tune for minimal running performance.

profile_limit_memory | int

Amount of memory in Megabytes to limit PostgreSQL and associated process to. If unset, this will be decided according to the default memory limit in the selected profile. Only comes into effect when the `production` profile is selected.

request_date_style | string

Default: ISO, MDY

Sets the display format for date and time values. Allowed formats are explained in https://www.postgresql.org/docs/14/runtime-config-client.html#GUC-DATESTYLE.

request_standard_conforming_strings | boolean

Default: True

Causes ... strings to treat backslashes literally.

request_time_zone | string

Default: UTC

Sets the time zone for displaying and interpreting time stamps. Allowed values are the ones from IANA time zone data, a time zone abbreviation like PST and POSIX-style time zone specifications.

response_bytea_output | string

Default: hex

Sets the output format for bytes. Allowed values are: “escape” and “hex”.

response_lc_monetary | string

Default: C

Sets the locale for formatting monetary amounts. Allowed values are the locales available in the unit.

response_lc_numeric | string

Default: C

Sets the locale for formatting numbers. Allowed values are the locales available in the unit.

response_lc_time | string

Default: C

Sets the locale for formatting date and time values. Allowed values are the locales available in the unit.

vacuum_autovacuum_analyze_scale_factor | float

Default: 0.1

Specifies a fraction of the table size to add to autovacuum_vacuum_threshold when deciding whether to trigger a VACUUM. The default, 0.1, means 10% of table size. Allowed values are: from 0 to 100.

vacuum_autovacuum_analyze_threshold | int

Default: 50

Sets the minimum number of inserted, updated or deleted tuples needed to trigger an ANALYZE in any one table. Allowed values are: from 0 to 2147483647.

vacuum_autovacuum_freeze_max_age | int

Default: 200000000

Maximum age (in transactions) before triggering autovacuum on a table to prevent transaction ID wraparound. Allowed values are: from 100000 to 2000000000.

vacuum_autovacuum_vacuum_cost_delay | float

Default: 2.0

Sets cost delay value (milliseconds) that will be used in automatic VACUUM operations. Allowed values are: from -1 to 100 (-1 tells PostgreSQL to use the regular vacuum_cost_delay value).

vacuum_autovacuum_vacuum_scale_factor | float

Default: 0.2

Specifies a fraction of the table size to add to autovacuum_vacuum_threshold when deciding whether to trigger a VACUUM. The default, 0.2, means 20% of table size. Allowed values are: from 0 to 100.

vacuum_vacuum_freeze_table_age | int

Default: 150000000

Age (in transactions) at which VACUUM should scan whole table to freeze tuples. Allowed values are: from 0 to 2000000000.

Iam