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  • # -----------------------------
    # PostgreSQL configuration file
    # -----------------------------
    #
    # This file consists of lines of the form:
    #
    #   name = value
    #
    # (The "=" is optional.)  Whitespace may be used.  Comments are introduced with
    # "#" anywhere on a line.  The complete list of parameter names and allowed
    # values can be found in the PostgreSQL documentation.
    #
    # The commented-out settings shown in this file represent the default values.
    # Re-commenting a setting is NOT sufficient to revert it to the default value;
    # you need to reload the server.
    #
    # This file is read on server startup and when the server receives a SIGHUP
    # signal.  If you edit the file on a running system, you have to SIGHUP the
    
    # server for the changes to take effect, run "pg_ctl reload", or execute
    # "SELECT pg_reload_conf()".  Some parameters, which are marked below,
    # require a server shutdown and restart to take effect.
    
    #
    # Any parameter can also be given as a command-line option to the server, e.g.,
    # "postgres -c log_connections=on".  Some parameters can be changed at run time
    # with the "SET" SQL command.
    #
    
    # Memory units:  B  = bytes            Time units:  us  = microseconds
    #                kB = kilobytes                     ms  = milliseconds
    
    #                MB = megabytes                     s   = seconds
    #                GB = gigabytes                     min = minutes
    #                TB = terabytes                     h   = hours
    #                                                   d   = days
    
    
    #------------------------------------------------------------------------------
    # FILE LOCATIONS
    #------------------------------------------------------------------------------
    
    # The default values of these variables are driven from the -D command-line
    # option or PGDATA environment variable, represented here as ConfigDir.
    
    #data_directory = 'ConfigDir'		# use data in another directory
    					# (change requires restart)
    #hba_file = 'ConfigDir/pg_hba.conf'	# host-based authentication file
    					# (change requires restart)
    #ident_file = 'ConfigDir/pg_ident.conf'	# ident configuration file
    					# (change requires restart)
    
    # If external_pid_file is not explicitly set, no extra PID file is written.
    #external_pid_file = ''			# write an extra PID file
    					# (change requires restart)
    
    
    #------------------------------------------------------------------------------
    # CONNECTIONS AND AUTHENTICATION
    #------------------------------------------------------------------------------
    
    # - Connection Settings -
    
    
    listen_addresses = '{{ postgres_listen_addresses }}'		# what IP address(es) to listen on;
    
    					# comma-separated list of addresses;
    					# defaults to 'localhost'; use '*' for all
    					# (change requires restart)
    #port = 5432				# (change requires restart)
    
    max_connections = {{ postgres_max_connections }}			# (change requires restart)
    
    #superuser_reserved_connections = 3	# (change requires restart)
    
    #unix_socket_directories = '/run/postgresql'	# comma-separated list of directories
    
    					# (change requires restart)
    #unix_socket_group = ''			# (change requires restart)
    #unix_socket_permissions = 0777		# begin with 0 to use octal notation
    					# (change requires restart)
    #bonjour = off				# advertise server via Bonjour
    					# (change requires restart)
    #bonjour_name = ''			# defaults to the computer name
    					# (change requires restart)
    
    
    
    #tcp_keepalives_idle = 0		# TCP_KEEPIDLE, in seconds;
    					# 0 selects the system default
    #tcp_keepalives_interval = 0		# TCP_KEEPINTVL, in seconds;
    					# 0 selects the system default
    #tcp_keepalives_count = 0		# TCP_KEEPCNT;
    					# 0 selects the system default
    
    #tcp_user_timeout = 0			# TCP_USER_TIMEOUT, in milliseconds;
    					# 0 selects the system default
    
    #client_connection_check_interval = 0	# time between checks for client
    					# disconnection while running queries;
    					# 0 for never
    
    
    
    #authentication_timeout = 1min		# 1s-600s
    
    #password_encryption = scram-sha-256	# scram-sha-256 or md5
    
    #db_user_namespace = off
    
    # GSSAPI using Kerberos
    
    #krb_server_keyfile = 'FILE:${sysconfdir}/krb5.keytab'
    
    #krb_caseins_users = off
    
    
    ssl = {{ postgres_ssl }}
    ssl_ca_file = '{{ postgres_ssl_ca_file }}'
    
    ssl_cert_file = '{{ postgres_ssl_cert_file }}'
    
    ssl_key_file = '{{ postgres_ssl_key_file }}'
    
    #ssl_ciphers = 'HIGH:MEDIUM:+3DES:!aNULL' # allowed SSL ciphers
    ssl_prefer_server_ciphers = {{ postgres_ssl_prefer_server_ciphers }}
    #ssl_ecdh_curve = 'prime256v1'
    
    #ssl_dh_params_file = ''
    #ssl_passphrase_command = ''
    #ssl_passphrase_command_supports_reload = off
    
    
    
    #------------------------------------------------------------------------------
    # RESOURCE USAGE (except WAL)
    #------------------------------------------------------------------------------
    
    # - Memory -
    
    
    shared_buffers = {{ postgres_shared_buffers }}			# min 128kB
    
    					# (change requires restart)
    #huge_pages = try			# on, off, or try
    
    					# (change requires restart)
    
    #huge_page_size = 0			# zero for system default
    					# (change requires restart)
    
    #temp_buffers = 8MB			# min 800kB
    #max_prepared_transactions = 0		# zero disables the feature
    					# (change requires restart)
    
    # Caution: it is not advisable to set max_prepared_transactions nonzero unless
    # you actively intend to use prepared transactions.
    
    work_mem = {{ postgres_work_mem }}				# min 64kB
    
    #hash_mem_multiplier = 1.0		# 1-1000.0 multiplier on hash table work_mem
    
    maintenance_work_mem = {{ postgres_maintenance_work_mem }}		# min 1MB
    
    #autovacuum_work_mem = -1		# min 1MB, or -1 to use maintenance_work_mem
    
    #logical_decoding_work_mem = 64MB	# min 64kB
    
    #max_stack_depth = 2MB			# min 100kB
    
    #shared_memory_type = mmap		# the default is the first option
    					# supported by the operating system:
    					#   mmap
    					#   sysv
    					#   windows
    					# (change requires restart)
    
    dynamic_shared_memory_type = posix	# the default is the first option
    
    					# supported by the operating system:
    					#   posix
    					#   sysv
    					#   windows
    					#   mmap
    
    					# (change requires restart)
    
    #min_dynamic_shared_memory = 0MB	# (change requires restart)
    
    #temp_file_limit = -1			# limits per-process temp file space
    
    #max_files_per_process = 1000		# min 64
    
    					# (change requires restart)
    
    # - Cost-Based Vacuum Delay -
    
    
    #vacuum_cost_delay = 0			# 0-100 milliseconds (0 disables)
    
    #vacuum_cost_page_hit = 1		# 0-10000 credits
    
    #vacuum_cost_page_miss = 2		# 0-10000 credits
    
    #vacuum_cost_page_dirty = 20		# 0-10000 credits
    #vacuum_cost_limit = 200		# 1-10000 credits
    
    # - Background Writer -
    
    #bgwriter_delay = 200ms			# 10-10000ms between rounds
    
    #bgwriter_lru_maxpages = 100		# max buffers written/round, 0 disables
    
    #bgwriter_lru_multiplier = 2.0		# 0-10.0 multiplier on buffers scanned/round
    
    #bgwriter_flush_after = 512kB		# measured in pages, 0 disables
    
    
    # - Asynchronous Behavior -
    
    
    #backend_flush_after = 0		# measured in pages, 0 disables
    
    #effective_io_concurrency = 1		# 1-1000; 0 disables prefetching
    
    #maintenance_io_concurrency = 10	# 1-1000; 0 disables prefetching
    
    #max_worker_processes = 8		# (change requires restart)
    
    #max_parallel_workers_per_gather = 2	# taken from max_parallel_workers
    
    #max_parallel_maintenance_workers = 2	# taken from max_parallel_workers
    
    #max_parallel_workers = 8		# maximum number of max_worker_processes that
    
    					# can be used in parallel operations
    
    #parallel_leader_participation = on
    
    #old_snapshot_threshold = -1		# 1min-60d; -1 disables; 0 is immediate
    
    					# (change requires restart)
    
    
    
    #------------------------------------------------------------------------------
    
    #------------------------------------------------------------------------------
    
    # - Settings -
    
    
    #wal_level = replica			# minimal, replica, or logical
    
    					# (change requires restart)
    
    #fsync = on				# flush data to disk for crash safety
    
    					# (turning this off can cause
    					# unrecoverable data corruption)
    
    #synchronous_commit = on		# synchronization level;
    
    					# off, local, remote_write, remote_apply, or on
    
    #wal_sync_method = fsync		# the default is the first option
    					# supported by the operating system:
    					#   open_datasync
    
    					#   fdatasync (default on Linux and FreeBSD)
    
    					#   fsync
    					#   fsync_writethrough
    					#   open_sync
    #full_page_writes = on			# recover from partial page writes
    #wal_log_hints = off			# also do full page writes of non-critical updates
    					# (change requires restart)
    
    #wal_compression = off			# enable compression of full-page writes
    
    #wal_init_zero = on			# zero-fill new WAL files
    #wal_recycle = on			# recycle WAL files
    
    #wal_buffers = -1			# min 32kB, -1 sets based on shared_buffers
    					# (change requires restart)
    #wal_writer_delay = 200ms		# 1-10000 milliseconds
    
    #wal_writer_flush_after = 1MB		# measured in pages, 0 disables
    
    
    #commit_delay = 0			# range 0-100000, in microseconds
    #commit_siblings = 5			# range 1-1000
    
    # - Checkpoints -
    
    
    #checkpoint_completion_target = 0.9	# checkpoint target duration, 0.0 - 1.0
    #checkpoint_flush_after = 256kB		# measured in pages, 0 disables
    
    #checkpoint_warning = 30s		# 0 disables
    
    max_wal_size = 1GB
    min_wal_size = 80MB
    
    #archive_mode = off		# enables archiving; off, on, or always
    
    				# (change requires restart)
    #archive_command = ''		# command to use to archive a logfile segment
    				# placeholders: %p = path of file to archive
    				#               %f = file name only
    				# e.g. 'test ! -f /mnt/server/archivedir/%f && cp %p /mnt/server/archivedir/%f'
    #archive_timeout = 0		# force a logfile segment switch after this
    				# number of seconds; 0 disables
    
    
    # - Archive Recovery -
    
    # These are only used in recovery mode.
    
    #restore_command = ''		# command to use to restore an archived logfile segment
    				# placeholders: %p = path of file to restore
    				#               %f = file name only
    				# e.g. 'cp /mnt/server/archivedir/%f %p'
    #archive_cleanup_command = ''	# command to execute at every restartpoint
    #recovery_end_command = ''	# command to execute at completion of recovery
    
    # - Recovery Target -
    
    # Set these only when performing a targeted recovery.
    
    #recovery_target = ''		# 'immediate' to end recovery as soon as a
                                    # consistent state is reached
    				# (change requires restart)
    #recovery_target_name = ''	# the named restore point to which recovery will proceed
    				# (change requires restart)
    #recovery_target_time = ''	# the time stamp up to which recovery will proceed
    				# (change requires restart)
    #recovery_target_xid = ''	# the transaction ID up to which recovery will proceed
    				# (change requires restart)
    #recovery_target_lsn = ''	# the WAL LSN up to which recovery will proceed
    				# (change requires restart)
    #recovery_target_inclusive = on # Specifies whether to stop:
    				# just after the specified recovery target (on)
    				# just before the recovery target (off)
    				# (change requires restart)
    #recovery_target_timeline = 'latest'	# 'current', 'latest', or timeline ID
    				# (change requires restart)
    #recovery_target_action = 'pause'	# 'pause', 'promote', 'shutdown'
    				# (change requires restart)
    
    
    
    #------------------------------------------------------------------------------
    # REPLICATION
    #------------------------------------------------------------------------------
    
    
    # Set these on the primary and on any standby that will send replication data.
    
    #max_wal_senders = 10		# max number of walsender processes
    
    				# (change requires restart)
    
    #max_replication_slots = 10	# max number of replication slots
    				# (change requires restart)
    
    #wal_keep_size = 0		# in megabytes; 0 disables
    #max_slot_wal_keep_size = -1	# in megabytes; -1 disables
    
    #wal_sender_timeout = 60s	# in milliseconds; 0 disables
    
    #track_commit_timestamp = off	# collect timestamp of transaction commit
    				# (change requires restart)
    
    # - Primary Server -
    
    
    # These settings are ignored on a standby server.
    
    #synchronous_standby_names = ''	# standby servers that provide sync rep
    
    				# method to choose sync standbys, number of sync standbys,
    				# and comma-separated list of application_name
    
    				# from standby(s); '*' = all
    #vacuum_defer_cleanup_age = 0	# number of xacts by which cleanup is delayed
    
    # - Standby Servers -
    
    
    # These settings are ignored on a primary server.
    
    #primary_conninfo = ''			# connection string to sending server
    #primary_slot_name = ''			# replication slot on sending server
    #promote_trigger_file = ''		# file name whose presence ends recovery
    
    #hot_standby = on			# "off" disallows queries during recovery
    
    					# (change requires restart)
    #max_standby_archive_delay = 30s	# max delay before canceling queries
    					# when reading WAL from archive;
    					# -1 allows indefinite delay
    #max_standby_streaming_delay = 30s	# max delay before canceling queries
    					# when reading streaming WAL;
    					# -1 allows indefinite delay
    
    #wal_receiver_create_temp_slot = off	# create temp slot if primary_slot_name
    					# is not set
    
    #wal_receiver_status_interval = 10s	# send replies at least this often
    					# 0 disables
    #hot_standby_feedback = off		# send info from standby to prevent
    					# query conflicts
    #wal_receiver_timeout = 60s		# time that receiver waits for
    
    					# communication from primary
    
    					# in milliseconds; 0 disables
    
    #wal_retrieve_retry_interval = 5s	# time to wait before retrying to
    					# retrieve WAL after a failed attempt
    
    #recovery_min_apply_delay = 0		# minimum delay for applying changes during recovery
    
    # - Subscribers -
    
    # These settings are ignored on a publisher.
    
    #max_logical_replication_workers = 4	# taken from max_worker_processes
    					# (change requires restart)
    #max_sync_workers_per_subscription = 2	# taken from max_logical_replication_workers
    
    
    
    #------------------------------------------------------------------------------
    # QUERY TUNING
    #------------------------------------------------------------------------------
    
    # - Planner Method Configuration -
    
    
    #enable_async_append = on
    
    #enable_bitmapscan = on
    
    #enable_gathermerge = on
    
    #enable_hashagg = on
    #enable_hashjoin = on
    
    #enable_incremental_sort = on
    
    #enable_indexscan = on
    #enable_indexonlyscan = on
    #enable_material = on
    
    #enable_memoize = on
    
    #enable_mergejoin = on
    #enable_nestloop = on
    
    #enable_parallel_append = on
    
    #enable_parallel_hash = on
    #enable_partition_pruning = on
    #enable_partitionwise_join = off
    #enable_partitionwise_aggregate = off
    
    #enable_seqscan = on
    #enable_sort = on
    #enable_tidscan = on
    
    # - Planner Cost Constants -
    
    #seq_page_cost = 1.0			# measured on an arbitrary scale
    #random_page_cost = 4.0			# same scale as above
    #cpu_tuple_cost = 0.01			# same scale as above
    #cpu_index_tuple_cost = 0.005		# same scale as above
    #cpu_operator_cost = 0.0025		# same scale as above
    
    #parallel_setup_cost = 1000.0	# same scale as above
    
    #parallel_tuple_cost = 0.1		# same scale as above
    #min_parallel_table_scan_size = 8MB
    #min_parallel_index_scan_size = 512kB
    effective_cache_size = {{ postgres_effective_cache_size }}
    
    
    #jit_above_cost = 100000		# perform JIT compilation if available
    					# and query more expensive than this;
    					# -1 disables
    #jit_inline_above_cost = 500000		# inline small functions if query is
    					# more expensive than this; -1 disables
    #jit_optimize_above_cost = 500000	# use expensive JIT optimizations if
    					# query is more expensive than this;
    					# -1 disables
    
    
    # - Genetic Query Optimizer -
    
    #geqo = on
    #geqo_threshold = 12
    #geqo_effort = 5			# range 1-10
    #geqo_pool_size = 0			# selects default based on effort
    #geqo_generations = 0			# selects default based on effort
    #geqo_selection_bias = 2.0		# range 1.5-2.0
    #geqo_seed = 0.0			# range 0.0-1.0
    
    # - Other Planner Options -
    
    #default_statistics_target = 100	# range 1-10000
    #constraint_exclusion = partition	# on, off, or partition
    #cursor_tuple_fraction = 0.1		# range 0.0-1.0
    #from_collapse_limit = 8
    
    jit = {{ postgres_jit }}				# allow JIT compilation
    
    #join_collapse_limit = 8		# 1 disables collapsing of explicit
    					# JOIN clauses
    
    #plan_cache_mode = auto			# auto, force_generic_plan or
    					# force_custom_plan
    
    
    
    #------------------------------------------------------------------------------
    
    #------------------------------------------------------------------------------
    
    # - Where to Log -
    
    
    log_destination = 'syslog'		# Valid values are combinations of
    
    					# stderr, csvlog, syslog, and eventlog,
    					# depending on platform.  csvlog
    					# requires logging_collector to be on.
    
    # This is used when logging to stderr:
    #logging_collector = off		# Enable capturing of stderr and csvlog
    					# into log files. Required to be on for
    					# csvlogs.
    					# (change requires restart)
    
    # These are only used if logging_collector is on:
    
    #log_directory = 'log'			# directory where log files are written,
    
    					# can be absolute or relative to PGDATA
    #log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log'	# log file name pattern,
    					# can include strftime() escapes
    #log_file_mode = 0600			# creation mode for log files,
    					# begin with 0 to use octal notation
    
    #log_rotation_age = 1d			# Automatic rotation of logfiles will
    					# happen after that time.  0 disables.
    #log_rotation_size = 10MB		# Automatic rotation of logfiles will
    					# happen after that much log output.
    					# 0 disables.
    
    #log_truncate_on_rotation = off		# If on, an existing log file with the
    					# same name as the new log file will be
    					# truncated rather than appended to.
    					# But such truncation only occurs on
    					# time-driven rotation, not on restarts
    					# or size-driven rotation.  Default is
    					# off, meaning append to existing files
    					# in all cases.
    
    # These are relevant when logging to syslog:
    #syslog_facility = 'LOCAL0'
    #syslog_ident = 'postgres'
    
    syslog_sequence_numbers = off
    syslog_split_messages = off
    
    # This is only relevant when logging to eventlog (Windows):
    
    # (change requires restart)
    
    #event_source = 'PostgreSQL'
    
    # - When to Log -
    
    #log_min_messages = warning		# values in order of decreasing detail:
    					#   debug5
    					#   debug4
    					#   debug3
    					#   debug2
    					#   debug1
    					#   info
    					#   notice
    					#   warning
    					#   error
    					#   log
    					#   fatal
    					#   panic
    
    #log_min_error_statement = error	# values in order of decreasing detail:
    					#   debug5
    					#   debug4
    					#   debug3
    					#   debug2
    					#   debug1
    					#   info
    					#   notice
    					#   warning
    					#   error
    					#   log
    					#   fatal
    					#   panic (effectively off)
    
    #log_min_duration_statement = -1	# -1 is disabled, 0 logs all statements
    					# and their durations, > 0 logs only
    					# statements running at least this number
    					# of milliseconds
    
    
    #log_min_duration_sample = -1		# -1 is disabled, 0 logs a sample of statements
    					# and their durations, > 0 logs only a sample of
    					# statements running at least this number
    					# of milliseconds;
    					# sample fraction is determined by log_statement_sample_rate
    
    #log_statement_sample_rate = 1.0	# fraction of logged statements exceeding
    					# log_min_duration_sample to be logged;
    					# 1.0 logs all such statements, 0.0 never logs
    
    
    #log_transaction_sample_rate = 0.0	# fraction of transactions whose statements
    					# are logged regardless of their duration; 1.0 logs all
    					# statements from all transactions, 0.0 never logs
    
    
    # - What to Log -
    
    #debug_print_parse = off
    #debug_print_rewritten = off
    #debug_print_plan = off
    #debug_pretty_print = on
    
    #log_autovacuum_min_duration = -1	# log autovacuum activity;
    					# -1 disables, 0 logs all actions and
    					# their durations, > 0 logs only
    					# actions running at least this number
    					# of milliseconds.
    
    #log_checkpoints = off
    #log_connections = off
    #log_disconnections = off
    #log_duration = off
    #log_error_verbosity = default		# terse, default, or verbose messages
    #log_hostname = off
    
    log_line_prefix = '%d: '		# special values:
    
    					#   %a = application name
    					#   %u = user name
    					#   %d = database name
    					#   %r = remote host and port
    					#   %h = remote host
    
    					#   %p = process ID
    
    					#   %P = process ID of parallel group leader
    
    					#   %t = timestamp without milliseconds
    					#   %m = timestamp with milliseconds
    
    					#   %n = timestamp with milliseconds (as a Unix epoch)
    
    					#   %Q = query ID (0 if none or not computed)
    
    					#   %i = command tag
    					#   %e = SQL state
    					#   %c = session ID
    					#   %l = session line number
    					#   %s = session start timestamp
    					#   %v = virtual transaction ID
    					#   %x = transaction ID (0 if none)
    					#   %q = stop here in non-session
    					#        processes
    					#   %% = '%'
    					# e.g. '<%u%%%d> '
    #log_lock_waits = off			# log lock waits >= deadlock_timeout
    
    #log_recovery_conflict_waits = off	# log standby recovery conflict waits
    					# >= deadlock_timeout
    
    #log_parameter_max_length = -1		# when logging statements, limit logged
    					# bind-parameter values to N bytes;
    					# -1 means print in full, 0 disables
    #log_parameter_max_length_on_error = 0	# when logging an error, limit logged
    					# bind-parameter values to N bytes;
    					# -1 means print in full, 0 disables
    
    #log_statement = 'none'			# none, ddl, mod, all
    
    #log_temp_files = -1			# log temporary files equal or larger
    					# than the specified size in kilobytes;
    					# -1 disables, 0 logs all temp files
    log_timezone = 'UTC'
    
    
    #------------------------------------------------------------------------------
    # PROCESS TITLE
    #------------------------------------------------------------------------------
    
    
    #cluster_name = ''			# added to process titles if nonempty
    					# (change requires restart)
    #update_process_title = on
    
    
    
    #------------------------------------------------------------------------------
    
    #------------------------------------------------------------------------------
    
    
    # - Query and Index Statistics Collector -
    
    
    #track_activities = on
    
    #track_activity_query_size = 1024	# (change requires restart)
    
    #track_counts = on
    #track_io_timing = off
    
    #track_wal_io_timing = off
    
    #track_functions = none			# none, pl, all
    #stats_temp_directory = 'pg_stat_tmp'
    
    
    
    #compute_query_id = auto
    #log_statement_stats = off
    
    #log_parser_stats = off
    #log_planner_stats = off
    #log_executor_stats = off
    
    
    #------------------------------------------------------------------------------
    
    #------------------------------------------------------------------------------
    
    #autovacuum = on			# Enable autovacuum subprocess?  'on'
    					# requires track_counts to also be on.
    #autovacuum_max_workers = 3		# max number of autovacuum subprocesses
    					# (change requires restart)
    #autovacuum_naptime = 1min		# time between autovacuum runs
    #autovacuum_vacuum_threshold = 50	# min number of row updates before
    					# vacuum
    
    #autovacuum_vacuum_insert_threshold = 1000	# min number of row inserts
    					# before vacuum; -1 disables insert
    					# vacuums
    
    #autovacuum_analyze_threshold = 50	# min number of row updates before
    					# analyze
    #autovacuum_vacuum_scale_factor = 0.2	# fraction of table size before vacuum
    
    #autovacuum_vacuum_insert_scale_factor = 0.2	# fraction of inserts over table
    					# size before insert vacuum
    
    #autovacuum_analyze_scale_factor = 0.1	# fraction of table size before analyze
    #autovacuum_freeze_max_age = 200000000	# maximum XID age before forced vacuum
    					# (change requires restart)
    #autovacuum_multixact_freeze_max_age = 400000000	# maximum multixact age
    					# before forced vacuum
    					# (change requires restart)
    
    #autovacuum_vacuum_cost_delay = 2ms	# default vacuum cost delay for
    
    					# autovacuum, in milliseconds;
    					# -1 means use vacuum_cost_delay
    #autovacuum_vacuum_cost_limit = -1	# default vacuum cost limit for
    					# autovacuum, -1 means use
    					# vacuum_cost_limit
    
    
    #------------------------------------------------------------------------------
    # CLIENT CONNECTION DEFAULTS
    #------------------------------------------------------------------------------
    
    # - Statement Behavior -
    
    
    #client_min_messages = notice		# values in order of decreasing detail:
    					#   debug5
    					#   debug4
    					#   debug3
    					#   debug2
    					#   debug1
    					#   log
    					#   notice
    					#   warning
    					#   error
    
    #search_path = '"$user", public'	# schema names
    
    #default_table_access_method = 'heap'
    
    #default_tablespace = ''		# a tablespace name, '' uses the default
    
    #default_toast_compression = 'pglz'	# 'pglz' or 'lz4'
    
    #temp_tablespaces = ''			# a list of tablespace names, '' uses
    					# only default tablespace
    #check_function_bodies = on
    #default_transaction_isolation = 'read committed'
    #default_transaction_read_only = off
    #default_transaction_deferrable = off
    #session_replication_role = 'origin'
    #statement_timeout = 0			# in milliseconds, 0 is disabled
    #lock_timeout = 0			# in milliseconds, 0 is disabled
    
    #idle_in_transaction_session_timeout = 0	# in milliseconds, 0 is disabled
    
    #idle_session_timeout = 0		# in milliseconds, 0 is disabled
    
    #vacuum_freeze_table_age = 150000000
    
    #vacuum_freeze_min_age = 50000000
    #vacuum_failsafe_age = 1600000000
    
    #vacuum_multixact_freeze_table_age = 150000000
    
    #vacuum_multixact_freeze_min_age = 5000000
    #vacuum_multixact_failsafe_age = 1600000000
    
    #bytea_output = 'hex'			# hex, escape
    #xmlbinary = 'base64'
    #xmloption = 'content'
    
    
    # - Locale and Formatting -
    
    
    datestyle = 'iso, mdy'
    
    #intervalstyle = 'postgres'
    timezone = 'UTC'
    #timezone_abbreviations = 'Default'     # Select the set of available time zone
    					# abbreviations.  Currently, there are
    					#   Default
    					#   Australia (historical usage)
    					#   India
    					# You can create your own file in
    					# share/timezonesets/.
    
    #extra_float_digits = 1			# min -15, max 3; any value >0 actually
    					# selects precise output mode
    
    #client_encoding = sql_ascii		# actually, defaults to database
    					# encoding
    
    # These settings are initialized by initdb, but they can be changed.
    
    lc_messages = 'en_US.UTF-8'			# locale for system error message
    
    lc_monetary = 'en_US.UTF-8'			# locale for monetary formatting
    lc_numeric = 'en_US.UTF-8'			# locale for number formatting
    lc_time = 'en_US.UTF-8'				# locale for time formatting
    
    
    # default configuration for text search
    default_text_search_config = 'pg_catalog.english'
    
    
    # - Shared Library Preloading -
    
    
    #local_preload_libraries = ''
    #session_preload_libraries = ''
    
    #shared_preload_libraries = ''	# (change requires restart)
    
    #jit_provider = 'llvmjit'		# JIT library to use
    
    # - Other Defaults -
    
    #dynamic_library_path = '$libdir'
    
    #gin_fuzzy_search_limit = 0
    
    
    
    #------------------------------------------------------------------------------
    # LOCK MANAGEMENT
    #------------------------------------------------------------------------------
    
    #deadlock_timeout = 1s
    #max_locks_per_transaction = 64		# min 10
    					# (change requires restart)
    #max_pred_locks_per_transaction = 64	# min 10
    					# (change requires restart)
    
    #max_pred_locks_per_relation = -2	# negative values mean
    					# (max_pred_locks_per_transaction
    					#  / -max_pred_locks_per_relation) - 1
    #max_pred_locks_per_page = 2            # min 0
    
    
    
    #------------------------------------------------------------------------------
    
    # VERSION AND PLATFORM COMPATIBILITY
    
    #------------------------------------------------------------------------------
    
    # - Previous PostgreSQL Versions -
    
    #array_nulls = on
    #backslash_quote = safe_encoding	# on, off, or safe_encoding
    #escape_string_warning = on
    #lo_compat_privileges = off
    #quote_all_identifiers = off
    #standard_conforming_strings = on
    #synchronize_seqscans = on
    
    # - Other Platforms and Clients -
    
    #transform_null_equals = off
    
    
    #------------------------------------------------------------------------------
    # ERROR HANDLING
    #------------------------------------------------------------------------------
    
    #exit_on_error = off			# terminate session on any error?
    #restart_after_crash = on		# reinitialize after backend crash?
    
    #data_sync_retry = off			# retry or panic on failure to fsync
    					# data?
    					# (change requires restart)
    
    #recovery_init_sync_method = fsync	# fsync, syncfs (Linux 5.8+)
    
    
    
    #------------------------------------------------------------------------------
    # CONFIG FILE INCLUDES
    #------------------------------------------------------------------------------
    
    # These options allow settings to be loaded from files other than the
    
    # default postgresql.conf.  Note that these are directives, not variable
    # assignments, so they can usefully be given more than once.
    
    #include_dir = '...'			# include files ending in '.conf' from
    					# a directory, e.g., 'conf.d'
    #include_if_exists = '...'		# include file only if it exists
    #include = '...'			# include file
    
    
    
    #------------------------------------------------------------------------------
    # CUSTOMIZED OPTIONS
    #------------------------------------------------------------------------------
    
    # Add settings for extensions here