- krb_server_keyfile (string)
+ krb_server_keyfile (string)
krb_server_keyfile configuration parameter
+
Sets the location of the Kerberos server key file. See
- krb_caseins_users (boolean)
+ krb_caseins_users (boolean)
krb_caseins_users configuration parameter
+
Sets whether GSSAPI user names should be treated
- db_user_namespace (boolean)
+ db_user_namespace (boolean)
db_user_namespace configuration parameter
+
This parameter enables per-database user names. It is off by default.
- shared_buffers (integer)
+ shared_buffers (integer)
shared_buffers configuration parameter
+
Sets the amount of memory the database server uses for shared
- huge_pages (enum)
+ huge_pages (enum)
huge_pages configuration parameter
+
Enables/disables the use of huge memory pages. Valid values are
- temp_buffers (integer)
+ temp_buffers (integer)
temp_buffers configuration parameter
+
Sets the maximum number of temporary buffers used by each database
- max_prepared_transactions (integer)
+ max_prepared_transactions (integer)
max_prepared_transactions configuration parameter
+
Sets the maximum number of transactions that can be in the
- work_mem (integer)
+ work_mem (integer)
work_mem configuration parameter
+
Specifies the amount of memory to be used by internal sort operations
- maintenance_work_mem (integer)
+ maintenance_work_mem (integer)
maintenance_work_mem configuration parameter
+
Specifies the maximum amount of memory to be used by maintenance
- autovacuum_work_mem (integer)
+ autovacuum_work_mem (integer)
autovacuum_work_mem configuration parameter
+
Specifies the maximum amount of memory to be used by each
- max_stack_depth (integer)
+ max_stack_depth (integer)
max_stack_depth configuration parameter
+
Specifies the maximum safe depth of the server's execution stack.
- dynamic_shared_memory_type (enum)
+ dynamic_shared_memory_type (enum)
dynamic_shared_memory_type configuration parameter
+
Specifies the dynamic shared memory implementation that the server
- temp_file_limit (integer)
+ temp_file_limit (integer)
temp_file_limit configuration parameter
+
Specifies the maximum amount of disk space that a session can use
- max_files_per_process (integer)
+ max_files_per_process (integer)
max_files_per_process configuration parameter
+
Sets the maximum number of simultaneously open files allowed to each
- vacuum_cost_delay (integer)
+ vacuum_cost_delay (integer)
vacuum_cost_delay configuration parameter
+
The length of time, in milliseconds, that the process will sleep
- vacuum_cost_page_hit (integer)
+ vacuum_cost_page_hit (integer)
vacuum_cost_page_hit configuration parameter
+
The estimated cost for vacuuming a buffer found in the shared buffer
- vacuum_cost_page_miss (integer)
+ vacuum_cost_page_miss (integer)
vacuum_cost_page_miss configuration parameter
+
The estimated cost for vacuuming a buffer that has to be read from
- vacuum_cost_page_dirty (integer)
+ vacuum_cost_page_dirty (integer)
vacuum_cost_page_dirty configuration parameter
+
The estimated cost charged when vacuum modifies a block that was
- vacuum_cost_limit (integer)
+ vacuum_cost_limit (integer)
vacuum_cost_limit configuration parameter
+
The accumulated cost that will cause the vacuuming process to sleep.
- bgwriter_delay (integer)
+ bgwriter_delay (integer)
bgwriter_delay configuration parameter
+
Specifies the delay between activity rounds for the
- bgwriter_lru_maxpages (integer)
+ bgwriter_lru_maxpages (integer)
bgwriter_lru_maxpages configuration parameter
+
In each round, no more than this many buffers will be written
- bgwriter_lru_multiplier (floating point)
+ bgwriter_lru_multiplier (floating point)
bgwriter_lru_multiplier configuration parameter
+
The number of dirty buffers written in each round is based on the
- effective_io_concurrency (integer)
+ effective_io_concurrency (integer)
effective_io_concurrency configuration parameter
+
Sets the number of concurrent disk I/O operations that
- max_worker_processes (integer)
+ max_worker_processes (integer)
max_worker_processes configuration parameter
+
Sets the maximum number of background processes that the system
- wal_level (enum)
+ wal_level (enum)
wal_level configuration parameter
+
wal_level determines how much information is written
- fsync (boolean)
+ fsync (boolean)
fsync configuration parameter
+
If this parameter is on, the
PostgreSQL server
- synchronous_commit (enum)
+ synchronous_commit (enum)
synchronous_commit configuration parameter
+
Specifies whether transaction commit will wait for WAL records
- wal_sync_method (enum)
+ wal_sync_method (enum)
wal_sync_method configuration parameter
+
Method used for forcing WAL updates out to disk.
- full_page_writes (boolean)
+ full_page_writes (boolean)
full_page_writes configuration parameter
+
When this parameter is on, the
PostgreSQL server
- wal_log_hints (boolean)
+ wal_log_hints (boolean)
wal_log_hints configuration parameter
+
When this parameter is
on, the PostgreSQL
- wal_buffers (integer)
+ wal_buffers (integer)
wal_buffers configuration parameter
+
The amount of shared memory used for WAL data that has not yet been
- wal_writer_delay (integer)
+ wal_writer_delay (integer)
wal_writer_delay configuration parameter
+
Specifies the delay between activity rounds for the WAL writer.
- commit_delay (integer)
+ commit_delay (integer)
commit_delay configuration parameter
+
commit_delay adds a time delay, measured in
- commit_siblings (integer)
+ commit_siblings (integer)
commit_siblings configuration parameter
+
Minimum number of concurrent open transactions to require
- checkpoint_segments (integer)
+ checkpoint_segments (integer)
checkpoint_segments configuration parameter
+
Maximum number of log file segments between automatic WAL
- checkpoint_timeout (integer)
+ checkpoint_timeout (integer)
checkpoint_timeout configuration parameter
+
Maximum time between automatic WAL checkpoints, in
- checkpoint_completion_target (floating point)
+ checkpoint_completion_target (floating point)
checkpoint_completion_target configuration parameter
+
Specifies the target of checkpoint completion, as a fraction of
- checkpoint_warning (integer)
+ checkpoint_warning (integer)
checkpoint_warning configuration parameter
+
Write a message to the server log if checkpoints caused by
- archive_mode (boolean)
+ archive_mode (boolean)
archive_mode configuration parameter
+
When archive_mode is enabled, completed WAL segments
- archive_command (string)
+ archive_command (string)
archive_command configuration parameter
+
The local shell command to execute to archive a completed WAL file
- archive_timeout (integer)
+ archive_timeout (integer)
archive_timeout configuration parameter
+
The is only invoked for
- max_wal_senders (integer)
+ max_wal_senders (integer)
max_wal_senders configuration parameter
+
Specifies the maximum number of concurrent connections from
- max_replication_slots (integer)
+ max_replication_slots (integer)
max_replication_slots configuration parameter
+
Specifies the maximum number of replication slots
- wal_keep_segments (integer)
+ wal_keep_segments (integer)
wal_keep_segments configuration parameter
+
Specifies the minimum number of past log file segments kept in the
- wal_sender_timeout (integer)
+ wal_sender_timeout (integer)
wal_sender_timeout configuration parameter
+
Terminate replication connections that are inactive longer
- synchronous_standby_names (string)
+ synchronous_standby_names (string)
synchronous_standby_names configuration parameter
+
Specifies a comma-separated list of standby names that can support
- vacuum_defer_cleanup_age (integer)
+ vacuum_defer_cleanup_age (integer)
vacuum_defer_cleanup_age configuration parameter
+
Specifies the number of transactions by which VACUUM and
- hot_standby (boolean)
+ hot_standby (boolean)
hot_standby configuration parameter
+
Specifies whether or not you can connect and run queries during
- max_standby_archive_delay (integer)
+ max_standby_archive_delay (integer)
max_standby_archive_delay configuration parameter
+
When Hot Standby is active, this parameter determines how long the
- max_standby_streaming_delay (integer)
+ max_standby_streaming_delay (integer)
max_standby_streaming_delay configuration parameter
+
When Hot Standby is active, this parameter determines how long the
- wal_receiver_status_interval (integer)
+ wal_receiver_status_interval (integer)
wal_receiver_status_interval configuration parameter
+
Specifies the minimum frequency for the WAL receiver
- hot_standby_feedback (boolean)
+ hot_standby_feedback (boolean)
hot_standby_feedback configuration parameter
+
Specifies whether or not a hot standby will send feedback to the primary
- wal_receiver_timeout (integer)
+ wal_receiver_timeout (integer)
wal_receiver_timeout configuration parameter
+
Terminate replication connections that are inactive longer
- enable_bitmapscan (boolean)
+ enable_bitmapscan (boolean)
enable_bitmapscan configuration parameter
+
Enables or disables the query planner's use of bitmap-scan plan
- enable_hashagg (boolean)
+ enable_hashagg (boolean)
enable_hashagg configuration parameter
+
Enables or disables the query planner's use of hashed
- enable_hashjoin (boolean)
+ enable_hashjoin (boolean)
enable_hashjoin configuration parameter
+
Enables or disables the query planner's use of hash-join plan
- enable_indexscan (boolean)
+ enable_indexscan (boolean)
enable_indexscan configuration parameter
+
Enables or disables the query planner's use of index-scan plan
- enable_indexonlyscan (boolean)
+ enable_indexonlyscan (boolean)
enable_indexonlyscan configuration parameter
+
Enables or disables the query planner's use of index-only-scan plan
- enable_material (boolean)
+ enable_material (boolean)
enable_material configuration parameter
+
Enables or disables the query planner's use of materialization.
- enable_mergejoin (boolean)
+ enable_mergejoin (boolean)
enable_mergejoin configuration parameter
+
Enables or disables the query planner's use of merge-join plan
- enable_nestloop (boolean)
+ enable_nestloop (boolean)
enable_nestloop configuration parameter
+
Enables or disables the query planner's use of nested-loop join
- enable_seqscan (boolean)
+ enable_seqscan (boolean)
enable_seqscan configuration parameter
+
Enables or disables the query planner's use of sequential scan
- enable_sort (boolean)
+ enable_sort (boolean)
enable_sort configuration parameter
+
Enables or disables the query planner's use of explicit sort
- enable_tidscan (boolean)
+ enable_tidscan (boolean)
enable_tidscan configuration parameter
+
Enables or disables the query planner's use of
TID
- seq_page_cost (floating point)
+ seq_page_cost (floating point)
seq_page_cost configuration parameter
+
Sets the planner's estimate of the cost of a disk page fetch
- random_page_cost (floating point)
+ random_page_cost (floating point)
random_page_cost configuration parameter
+
Sets the planner's estimate of the cost of a
- cpu_tuple_cost (floating point)
+ cpu_tuple_cost (floating point)
cpu_tuple_cost configuration parameter
+
Sets the planner's estimate of the cost of processing
- cpu_index_tuple_cost (floating point)
+ cpu_index_tuple_cost (floating point)
cpu_index_tuple_cost configuration parameter
+
Sets the planner's estimate of the cost of processing
- cpu_operator_cost (floating point)
+ cpu_operator_cost (floating point)
cpu_operator_cost configuration parameter
+
Sets the planner's estimate of the cost of processing each
- effective_cache_size (integer)
+ effective_cache_size (integer)
effective_cache_size configuration parameter
+
Sets the planner's assumption about the effective size of the
- geqo (boolean)
+ geqo (boolean)
genetic query optimization
geqo configuration parameter
+
Enables or disables genetic query optimization.
- geqo_threshold (integer)
+ geqo_threshold (integer)
geqo_threshold configuration parameter
+
Use genetic query optimization to plan queries with at least
- geqo_effort
- (integer)
+ geqo_effort (integer)
geqo_effort configuration parameter
+
Controls the trade-off between planning time and query plan
- geqo_pool_size (integer)
+ geqo_pool_size (integer)
geqo_pool_size configuration parameter
+
Controls the pool size used by GEQO, that is the
- geqo_generations (integer)
+ geqo_generations (integer)
geqo_generations configuration parameter
+
Controls the number of generations used by GEQO, that is
- geqo_selection_bias (floating point)
+ geqo_selection_bias (floating point)
geqo_selection_bias configuration parameter
+
Controls the selection bias used by GEQO. The selection bias
- geqo_seed (floating point)
+ geqo_seed (floating point)
geqo_seed configuration parameter
+
Controls the initial value of the random number generator used
- default_statistics_target (integer)
+ default_statistics_target (integer)
default_statistics_target configuration parameter
+
Sets the default statistics target for table columns without
- constraint_exclusion (enum)
+ constraint_exclusion (enum)
constraint_exclusion configuration parameter
+
Controls the query planner's use of table constraints to
- cursor_tuple_fraction (floating point)
+ cursor_tuple_fraction (floating point)
cursor_tuple_fraction configuration parameter
+
Sets the planner's estimate of the fraction of a cursor's rows that
- from_collapse_limit (integer)
+ from_collapse_limit (integer)
from_collapse_limit configuration parameter
+
The planner will merge sub-queries into upper queries if the
- join_collapse_limit (integer)
+ join_collapse_limit (integer)
join_collapse_limit configuration parameter
+
The planner will rewrite explicit JOIN
- log_destination (string)
+ log_destination (string)
log_destination configuration parameter
+
PostgreSQL supports several methods
- logging_collector (boolean)
+ logging_collector (boolean)
logging_collector configuration parameter
+
This parameter enables the logging collector, which
- log_directory (string)
+ log_directory (string)
log_directory configuration parameter
+
When logging_collector is enabled,
- log_filename (string)
+ log_filename (string)
log_filename configuration parameter
+
When logging_collector is enabled,
- log_file_mode (integer)
+ log_file_mode (integer)
log_file_mode configuration parameter
+
On Unix systems this parameter sets the permissions for log files
- log_rotation_age (integer)
+ log_rotation_age (integer)
log_rotation_age configuration parameter
+
When logging_collector is enabled,
- log_rotation_size (integer)
+ log_rotation_size (integer)
log_rotation_size configuration parameter
+
When logging_collector is enabled,
- log_truncate_on_rotation (boolean)
+ log_truncate_on_rotation (boolean)
log_truncate_on_rotation configuration parameter
+
When logging_collector is enabled,
- syslog_facility (enum)
+ syslog_facility (enum)
syslog_facility configuration parameter
+
When logging to
syslog is enabled, this parameter
- syslog_ident (string)
+ syslog_ident (string)
syslog_ident configuration parameter
+
When logging to
syslog is enabled, this parameter
- event_source (string)
+ event_source (string)
event_source configuration parameter
+
When logging to
event log is enabled, this parameter
- client_min_messages (enum)
+ client_min_messages (enum)
client_min_messages configuration parameter
+
Controls which message levels are sent to the client.
- log_min_messages (enum)
+ log_min_messages (enum)
log_min_messages configuration parameter
+
Controls which message levels are written to the server log.
- log_min_error_statement (enum)
+ log_min_error_statement (enum)
log_min_error_statement configuration parameter
+
Controls which SQL statements that cause an error
- log_min_duration_statement (integer)
+ log_min_duration_statement (integer)
log_min_duration_statement configuration parameter
+
Causes the duration of each completed statement to be logged
- application_name (string)
+ application_name (string)
application_name configuration parameter
+
The application_name can be any string of less than
- debug_print_parse (boolean)
- debug_print_rewritten (boolean)
- debug_print_plan (boolean)
+ debug_print_parse (boolean)
debug_print_parse configuration parameter
+
+ debug_print_rewritten (boolean)
debug_print_rewritten configuration parameter
+
+ debug_print_plan (boolean)
debug_print_plan configuration parameter
+
These parameters enable various debugging output to be emitted.
- debug_pretty_print (boolean)
+ debug_pretty_print (boolean)
debug_pretty_print configuration parameter
+
When set, debug_pretty_print indents the messages
- log_checkpoints (boolean)
+ log_checkpoints (boolean)
log_checkpoints configuration parameter
+
Causes checkpoints and restartpoints to be logged in the server log.
- log_connections (boolean)
+ log_connections (boolean)
log_connections configuration parameter
+
Causes each attempted connection to the server to be logged,
- log_disconnections (boolean)
+ log_disconnections (boolean)
log_disconnections configuration parameter
+
This outputs a line in the server log similar to
- log_duration (boolean)
+ log_duration (boolean)
log_duration configuration parameter
+
Causes the duration of every completed statement to be logged.
- log_error_verbosity (enum)
+ log_error_verbosity (enum)
log_error_verbosity configuration parameter
+
Controls the amount of detail written in the server log for each
- log_hostname (boolean)
+ log_hostname (boolean)
log_hostname configuration parameter
+
By default, connection log messages only show the IP address of the
- log_line_prefix (string)
+ log_line_prefix (string)
log_line_prefix configuration parameter
+
This is a printf-style string that is output at the
- log_lock_waits (boolean)
+ log_lock_waits (boolean)
log_lock_waits configuration parameter
+
Controls whether a log message is produced when a session waits
- log_statement (enum)
+ log_statement (enum)
log_statement configuration parameter
+
Controls which SQL statements are logged. Valid values are
- log_temp_files (integer)
+ log_temp_files (integer)
log_temp_files configuration parameter
+
Controls logging of temporary file names and sizes.
- log_timezone (string)
+ log_timezone (string)
log_timezone configuration parameter
+
Sets the time zone used for timestamps written in the server log.
- track_activities (boolean)
+ track_activities (boolean)
track_activities configuration parameter
+
Enables the collection of information on the currently
- track_activity_query_size (integer)
+ track_activity_query_size (integer)
track_activity_query_size configuration parameter
+
Specifies the number of bytes reserved to track the currently
- track_counts (boolean)
+ track_counts (boolean)
track_counts configuration parameter
+
Enables collection of statistics on database activity.
- track_io_timing (boolean)
+ track_io_timing (boolean)
track_io_timing configuration parameter
+
Enables timing of database I/O calls. This parameter is off by
- track_functions (enum)
+ track_functions (enum)
track_functions configuration parameter
+
Enables tracking of function call counts and time used. Specify
- update_process_title (boolean)
+ update_process_title (boolean)
update_process_title configuration parameter
+
Enables updating of the process title every time a new SQL command
- stats_temp_directory (string)
+ stats_temp_directory (string)
stats_temp_directory configuration parameter
+
Sets the directory to store temporary statistics data in. This can be
- log_statement_stats (boolean)
- log_parser_stats (boolean)
- log_planner_stats (boolean)
- log_executor_stats (boolean)
+ log_statement_stats (boolean)
log_statement_stats configuration parameter
+
+ log_parser_stats (boolean)
log_parser_stats configuration parameter
+
+ log_planner_stats (boolean)
log_planner_stats configuration parameter
+
+ log_executor_stats (boolean)
log_executor_stats configuration parameter
+
For each query, output performance statistics of the respective
- autovacuum (boolean)
+ autovacuum (boolean)
autovacuum configuration parameter
+
Controls whether the server should run the
- log_autovacuum_min_duration (integer)
+ log_autovacuum_min_duration (integer)
log_autovacuum_min_duration configuration parameter
+
Causes each action executed by autovacuum to be logged if it ran for at
- autovacuum_max_workers (integer)
+ autovacuum_max_workers (integer)
autovacuum_max_workers configuration parameter
+
Specifies the maximum number of autovacuum processes (other than the
- autovacuum_naptime (integer)
+ autovacuum_naptime (integer)
autovacuum_naptime configuration parameter
+
Specifies the minimum delay between autovacuum runs on any given
- autovacuum_vacuum_threshold (integer)
+ autovacuum_vacuum_threshold (integer)
autovacuum_vacuum_threshold configuration parameter
+
Specifies the minimum number of updated or deleted tuples needed
- autovacuum_analyze_threshold (integer)
+ autovacuum_analyze_threshold (integer)
autovacuum_analyze_threshold configuration parameter
+
Specifies the minimum number of inserted, updated or deleted tuples
- autovacuum_vacuum_scale_factor (floating point)
+ autovacuum_vacuum_scale_factor (floating point)
autovacuum_vacuum_scale_factor configuration parameter
+
Specifies a fraction of the table size to add to
- autovacuum_analyze_scale_factor (floating point)
+ autovacuum_analyze_scale_factor (floating point)
autovacuum_analyze_scale_factor configuration parameter
+
Specifies a fraction of the table size to add to
- autovacuum_freeze_max_age (integer)
+ autovacuum_freeze_max_age (integer)
autovacuum_freeze_max_age configuration parameter
+
Specifies the maximum age (in transactions) that a table's
- autovacuum_multixact_freeze_max_age (integer)
+ autovacuum_multixact_freeze_max_age (integer)
autovacuum_multixact_freeze_max_age configuration parameter
+
Specifies the maximum age (in multixacts) that a table's
- autovacuum_vacuum_cost_delay (integer)
+ autovacuum_vacuum_cost_delay (integer)
autovacuum_vacuum_cost_delay configuration parameter
+
Specifies the cost delay value that will be used in automatic
- autovacuum_vacuum_cost_limit (integer)
+ autovacuum_vacuum_cost_limit (integer)
autovacuum_vacuum_cost_limit configuration parameter
+
Specifies the cost limit value that will be used in automatic
- search_path (string)
+ search_path (string)
search_path configuration parameter
+
This variable specifies the order in which schemas are searched
- default_tablespace (string)
+ default_tablespace (string)
default_tablespace configuration parameter
+
This variable specifies the default tablespace in which to create
- temp_tablespaces (string)
+ temp_tablespaces (string)
temp_tablespaces configuration parameter
+
This variable specifies tablespaces in which to create temporary
- check_function_bodies (boolean)
+ check_function_bodies (boolean)
check_function_bodies configuration parameter
+
This parameter is normally on. When set to off, it
- default_transaction_isolation (enum)
+ default_transaction_isolation (enum)
transaction isolation level
setting default
default_transaction_isolation configuration parameter
+
Each SQL transaction has an isolation level, which can be
- default_transaction_read_only (boolean)
+ default_transaction_read_only (boolean)
setting default
default_transaction_read_only configuration parameter
+
A read-only SQL transaction cannot alter non-temporary tables.
- default_transaction_deferrable (boolean)
+ default_transaction_deferrable (boolean)
setting default
default_transaction_deferrable configuration parameter
+
When running at the serializable isolation level,
- session_replication_role (enum)
+ session_replication_role (enum)
session_replication_role configuration parameter
+
Controls firing of replication-related triggers and rules for the
- statement_timeout (integer)
+ statement_timeout (integer)
statement_timeout configuration parameter
+
Abort any statement that takes more than the specified number of
- lock_timeout (integer)
+ lock_timeout (integer)
lock_timeout configuration parameter
+
Abort any statement that waits longer than the specified number of
- vacuum_freeze_table_age (integer)
+ vacuum_freeze_table_age (integer)
vacuum_freeze_table_age configuration parameter
+
VACUUM performs a whole-table scan if the table's
- vacuum_freeze_min_age (integer)
+ vacuum_freeze_min_age (integer)
vacuum_freeze_min_age configuration parameter
+
Specifies the cutoff age (in transactions) that VACUUM
- vacuum_multixact_freeze_table_age (integer)
+ vacuum_multixact_freeze_table_age (integer)
vacuum_multixact_freeze_table_age configuration parameter
+
VACUUM performs a whole-table scan if the table's
- vacuum_multixact_freeze_min_age (integer)
+ vacuum_multixact_freeze_min_age (integer)
vacuum_multixact_freeze_min_age configuration parameter
+
Specifies the cutoff age (in multixacts) that VACUUM
- bytea_output (enum)
+ bytea_output (enum)
bytea_output configuration parameter
+
Sets the output format for values of type bytea.
- xmlbinary (enum)
+ xmlbinary (enum)
xmlbinary configuration parameter
+
Sets how binary values are to be encoded in XML. This applies
- xmloption (enum)
+ xmloption (enum)
xmloption configuration parameter
+
Sets whether DOCUMENT or
- DateStyle (string)
+ DateStyle (string)
DateStyle configuration parameter
+
Sets the display format for date and time values, as well as the
- IntervalStyle (enum)
+ IntervalStyle (enum)
IntervalStyle configuration parameter
+
Sets the display format for interval values.
- TimeZone (string)
+ TimeZone (string)
TimeZone configuration parameter
+
Sets the time zone for displaying and interpreting time stamps.
- timezone_abbreviations (string)
+ timezone_abbreviations (string)
timezone_abbreviations configuration parameter
+
Sets the collection of time zone abbreviations that will be accepted
- extra_float_digits (integer)
+ extra_float_digits (integer)
extra_float_digits configuration parameter
+
This parameter adjusts the number of digits displayed for
- client_encoding (string)
+ client_encoding (string)
client_encoding configuration parameter
+
Sets the client-side encoding (character set).
- lc_messages (string)
+ lc_messages (string)
lc_messages configuration parameter
+
Sets the language in which messages are displayed. Acceptable
- lc_monetary (string)
+ lc_monetary (string)
lc_monetary configuration parameter
+
Sets the locale to use for formatting monetary amounts, for
- lc_numeric (string)
+ lc_numeric (string)
lc_numeric configuration parameter
+
Sets the locale to use for formatting numbers, for example
- lc_time (string)
+ lc_time (string)
lc_time configuration parameter
+
Sets the locale to use for formatting dates and times, for example
- default_text_search_config (string)
+ default_text_search_config (string)
default_text_search_config configuration parameter
+
Selects the text search configuration that is used by those variants
- local_preload_libraries (string)
+ local_preload_libraries (string)
local_preload_libraries configuration parameter
+
This variable specifies one or more shared libraries that are to be
- session_preload_libraries (string)
+ session_preload_libraries (string)
session_preload_libraries configuration parameter
+
This variable specifies one or more shared libraries that are to be
- shared_preload_libraries (string)
+ shared_preload_libraries (string)
shared_preload_libraries configuration parameter
+
This variable specifies one or more shared libraries to be preloaded at
- dynamic_library_path (string)
+ dynamic_library_path (string)
dynamic_library_path configuration parameter
+
If a dynamically loadable module needs to be opened and the
- gin_fuzzy_search_limit (integer)
+ gin_fuzzy_search_limit (integer)
gin_fuzzy_search_limit configuration parameter
+
Soft upper limit of the size of the set returned by GIN index scans. For more
- deadlock_timeout (integer)
+ deadlock_timeout (integer)
timeout during
deadlock_timeout configuration parameter
+
This is the amount of time, in milliseconds, to wait on a lock
- max_locks_per_transaction (integer)
+ max_locks_per_transaction (integer)
max_locks_per_transaction configuration parameter
+
The shared lock table tracks locks on
- max_pred_locks_per_transaction (integer)
+ max_pred_locks_per_transaction (integer)
max_pred_locks_per_transaction configuration parameter
+
The shared predicate lock table tracks locks on
- array_nulls (boolean)
+ array_nulls (boolean)
array_nulls configuration parameter
+
This controls whether the array input parser recognizes
- backslash_quote (enum)
+ backslash_quote (enum)
backslash_quote configuration parameter
+
This controls whether a quote mark can be represented by
- default_with_oids (boolean)
+ default_with_oids (boolean)
default_with_oids configuration parameter
+
This controls whether CREATE TABLE and
- escape_string_warning (boolean)
+ escape_string_warning (boolean)
escape_string_warning configuration parameter
+
When on, a warning is issued if a backslash (\)
- lo_compat_privileges (boolean)
+ lo_compat_privileges (boolean)
lo_compat_privileges configuration parameter
+
In
PostgreSQL releases prior to 9.0, large objects
- quote_all_identifiers (boolean)
+ quote_all_identifiers (boolean)
quote_all_identifiers configuration parameter
+
When the database generates SQL, force all identifiers to be quoted,
- sql_inheritance (boolean)
+ sql_inheritance (boolean)
sql_inheritance configuration parameter
+
This setting controls whether undecorated table references are
- standard_conforming_strings (boolean)
+ standard_conforming_strings (boolean)
stringsstandard conforming
standard_conforming_strings configuration parameter
+
This controls whether ordinary string literals
- synchronize_seqscans (boolean)
+ synchronize_seqscans (boolean)
synchronize_seqscans configuration parameter
+
This allows sequential scans of large tables to synchronize with each
- transform_null_equals (boolean)
+ transform_null_equals (boolean)
transform_null_equals configuration parameter
+
When on, expressions of the form expr =
- exit_on_error (boolean)
+ exit_on_error (boolean)
exit_on_error configuration parameter
+
If true, any error will terminate the current session. By default,
- restart_after_crash (boolean)
+ restart_after_crash (boolean)
restart_after_crash configuration parameter
+
When set to true, which is the default,
PostgreSQL
- block_size (integer)
+ block_size (integer)
block_size configuration parameter
+
Reports the size of a disk block. It is determined by the value
- data_checksums (boolean)
+ data_checksums (boolean)
data_checksums configuration parameter
+
Reports whether data checksums are enabled for this cluster.
- integer_datetimes (boolean)
+ integer_datetimes (boolean)
integer_datetimes configuration parameter
+
Reports whether
PostgreSQL was built with
- lc_collate (string)
+ lc_collate (string)
lc_collate configuration parameter
+
Reports the locale in which sorting of textual data is done.
- lc_ctype (string)
+ lc_ctype (string)
lc_ctype configuration parameter
+
Reports the locale that determines character classifications.
- max_function_args (integer)
+ max_function_args (integer)
max_function_args configuration parameter
+
Reports the maximum number of function arguments. It is determined by
- max_identifier_length (integer)
+ max_identifier_length (integer)
max_identifier_length configuration parameter
+
Reports the maximum identifier length. It is determined as one
- max_index_keys (integer)
+ max_index_keys (integer)
max_index_keys configuration parameter
+
Reports the maximum number of index keys. It is determined by
- segment_size (integer)
+ segment_size (integer)
segment_size configuration parameter
+
Reports the number of blocks (pages) that can be stored within a file
- server_encoding (string)
+ server_encoding (string)
server_encoding configuration parameter
+
Reports the database encoding (character set).
- server_version (string)
+ server_version (string)
server_version configuration parameter
+
Reports the version number of the server. It is determined by the
- server_version_num (integer)
+ server_version_num (integer)
server_version_num configuration parameter
+
Reports the version number of the server as an integer. It is determined
- wal_block_size (integer)
+ wal_block_size (integer)
wal_block_size configuration parameter
+
Reports the size of a WAL disk block. It is determined by the value
- wal_segment_size (integer)
+ wal_segment_size (integer)
wal_segment_size configuration parameter
+
Reports the number of blocks (pages) in a WAL segment file.
- allow_system_table_mods (boolean)
+ allow_system_table_mods (boolean)
allow_system_table_mods configuration parameter
+
Allows modification of the structure of system tables.
- debug_assertions (boolean)
+ debug_assertions (boolean)
debug_assertions configuration parameter
+
Turns on various assertion checks. This is a debugging aid. If
- ignore_system_indexes (boolean)
+ ignore_system_indexes (boolean)
ignore_system_indexes configuration parameter
+
Ignore system indexes when reading system tables (but still
- post_auth_delay (integer)
+ post_auth_delay (integer)
post_auth_delay configuration parameter
+
If nonzero, a delay of this many seconds occurs when a new
- pre_auth_delay (integer)
+ pre_auth_delay (integer)
pre_auth_delay configuration parameter
+
If nonzero, a delay of this many seconds occurs just after a
- trace_notify (boolean)
+ trace_notify (boolean)
trace_notify configuration parameter
+
Generates a great amount of debugging output for the
- trace_recovery_messages (enum)
+ trace_recovery_messages (enum)
trace_recovery_messages configuration parameter
+
Enables logging of recovery-related debugging output that otherwise
- trace_sort (boolean)
+ trace_sort (boolean)
trace_sort configuration parameter
+
If on, emit information about resource usage during sort operations.
- trace_locks (boolean)
+ trace_locks (boolean)
trace_locks configuration parameter
+
If on, emit information about lock usage. Information dumped
- trace_lwlocks (boolean)
+ trace_lwlocks (boolean)
trace_lwlocks configuration parameter
+
If on, emit information about lightweight lock usage. Lightweight
- trace_userlocks (boolean)
+ trace_userlocks (boolean)
trace_userlocks configuration parameter
+
If on, emit information about user lock usage. Output is the same
- trace_lock_oidmin (integer)
+ trace_lock_oidmin (integer)
trace_lock_oidmin configuration parameter
+
If set, do not trace locks for tables below this OID. (use to avoid
- trace_lock_table (integer)
+ trace_lock_table (integer)
trace_lock_table configuration parameter
+
Unconditionally trace locks on this table (OID).
- debug_deadlocks (boolean)
+ debug_deadlocks (boolean)
debug_deadlocks configuration parameter
+
If set, dumps information about all current locks when a
- log_btree_build_stats (boolean)
+ log_btree_build_stats (boolean)
log_btree_build_stats configuration parameter
+
If set, logs system resource usage statistics (memory and CPU) on
- wal_debug (boolean)
+ wal_debug (boolean)
wal_debug configuration parameter
+
If on, emit WAL-related debugging output. This parameter is
- ignore_checksum_failure (boolean)
+ ignore_checksum_failure (boolean)
ignore_checksum_failure configuration parameter
+
Only has effect if are enabled.
- zero_damaged_pages (boolean)
+ zero_damaged_pages (boolean)
zero_damaged_pages configuration parameter
+
Detection of a damaged page header normally causes
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