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application_name
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the application name to be reported in statistics and logs. | 
| Data type | string | 
| Default value | |
| Allowed values | [A-Za-z0-9._-]* | 
| Parameter type | dynamic | 
| Documentation | application_name | 
debug_pretty_print
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Indents parse and plan tree displays. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_pretty_print | 
debug_print_parse
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_parse | 
debug_print_plan
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's execution plan. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_plan | 
debug_print_rewritten
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's rewritten parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_rewritten | 
log_autovacuum_min_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the minimum execution time above which autovacuum actions will be logged. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_autovacuum_min_duration | 
log_checkpoints
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each checkpoint. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_checkpoints | 
log_connections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Causes each attempted connection to the server to be logged, as well as successful completion of client authentication. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_connections | 
log_disconnections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs end of a session, including duration. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_disconnections | 
log_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the duration of each completed SQL statement. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_duration | 
log_error_verbosity
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls the amount of detail written in the server log for each message that is logged. | 
| Data type | enumeration | 
| Default value | default | 
| Allowed values | terse,default,verbose | 
| Parameter type | dynamic | 
| Documentation | log_error_verbosity | 
log_hostname
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the host name in the connection logs. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_hostname | 
log_line_prefix
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the printf-style string that is output at the beginning of each log line. | 
| Data type | string | 
| Default value | %t-%c- | 
| Allowed values | [^']* | 
| Parameter type | dynamic | 
| Documentation | log_line_prefix | 
log_lock_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when a session waits longer than deadlock_timeout to acquire a lock. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_lock_waits | 
log_parameter_max_length
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the maximum length in bytes of data logged for bind parameter values when logging statements. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length | 
log_parameter_max_length_on_error
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the maximum length in bytes of data logged for bind parameter values when logging statements, on error. | 
| Data type | integer | 
| Default value | 0 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length_on_error | 
log_recovery_conflict_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when the startup process waits longer than deadlock_timeout for recovery conflicts. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_recovery_conflict_waits | 
log_replication_commands
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each replication command. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on | 
| Parameter type | read-only | 
| Documentation | log_replication_commands | 
log_statement
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the type of statements logged. | 
| Data type | enumeration | 
| Default value | none | 
| Allowed values | none,ddl,mod,all | 
| Parameter type | dynamic | 
| Documentation | log_statement | 
log_temp_files
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the use of temporary files larger than this number of kilobytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_temp_files | 
log_timezone
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the time zone to use in log messages. | 
| Data type | string | 
| Default value | UTC | 
| Allowed values | UTC | 
| Parameter type | read-only | 
| Documentation | log_timezone | 
application_name
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the application name to be reported in statistics and logs. | 
| Data type | string | 
| Default value | |
| Allowed values | [A-Za-z0-9._-]* | 
| Parameter type | dynamic | 
| Documentation | application_name | 
debug_pretty_print
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Indents parse and plan tree displays. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_pretty_print | 
debug_print_parse
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_parse | 
debug_print_plan
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's execution plan. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_plan | 
debug_print_rewritten
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's rewritten parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_rewritten | 
log_autovacuum_min_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the minimum execution time above which autovacuum actions will be logged. | 
| Data type | integer | 
| Default value | 600000 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_autovacuum_min_duration | 
log_checkpoints
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each checkpoint. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_checkpoints | 
log_connections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Causes each attempted connection to the server to be logged, as well as successful completion of client authentication. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_connections | 
log_disconnections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs end of a session, including duration. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_disconnections | 
log_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the duration of each completed SQL statement. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_duration | 
log_error_verbosity
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls the amount of detail written in the server log for each message that is logged. | 
| Data type | enumeration | 
| Default value | default | 
| Allowed values | terse,default,verbose | 
| Parameter type | dynamic | 
| Documentation | log_error_verbosity | 
log_hostname
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the host name in the connection logs. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_hostname | 
log_line_prefix
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the printf-style string that is output at the beginning of each log line. | 
| Data type | string | 
| Default value | %t-%c- | 
| Allowed values | [^']* | 
| Parameter type | dynamic | 
| Documentation | log_line_prefix | 
log_lock_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when a session waits longer than deadlock_timeout to acquire a lock. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_lock_waits | 
log_parameter_max_length
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the maximum length in bytes of data logged for bind parameter values when logging statements. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length | 
log_parameter_max_length_on_error
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the maximum length in bytes of data logged for bind parameter values when logging statements, on error. | 
| Data type | integer | 
| Default value | 0 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length_on_error | 
log_recovery_conflict_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when the startup process waits longer than deadlock_timeout for recovery conflicts. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_recovery_conflict_waits | 
log_replication_commands
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each replication command. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on | 
| Parameter type | read-only | 
| Documentation | log_replication_commands | 
log_statement
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the type of statements logged. | 
| Data type | enumeration | 
| Default value | none | 
| Allowed values | none,ddl,mod,all | 
| Parameter type | dynamic | 
| Documentation | log_statement | 
log_temp_files
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the use of temporary files larger than this number of kilobytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_temp_files | 
log_timezone
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the time zone to use in log messages. | 
| Data type | string | 
| Default value | UTC | 
| Allowed values | UTC | 
| Parameter type | read-only | 
| Documentation | log_timezone | 
application_name
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the application name to be reported in statistics and logs. | 
| Data type | string | 
| Default value | |
| Allowed values | [A-Za-z0-9._-]* | 
| Parameter type | dynamic | 
| Documentation | application_name | 
debug_pretty_print
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Indents parse and plan tree displays. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_pretty_print | 
debug_print_parse
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_parse | 
debug_print_plan
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's execution plan. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_plan | 
debug_print_rewritten
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's rewritten parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_rewritten | 
log_autovacuum_min_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the minimum execution time above which autovacuum actions will be logged. | 
| Data type | integer | 
| Default value | 600000 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_autovacuum_min_duration | 
log_checkpoints
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each checkpoint. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_checkpoints | 
log_connections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Causes each attempted connection to the server to be logged, as well as successful completion of client authentication. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_connections | 
log_disconnections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs end of a session, including duration. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_disconnections | 
log_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the duration of each completed SQL statement. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_duration | 
log_error_verbosity
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls the amount of detail written in the server log for each message that is logged. | 
| Data type | enumeration | 
| Default value | default | 
| Allowed values | terse,default,verbose | 
| Parameter type | dynamic | 
| Documentation | log_error_verbosity | 
log_hostname
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the host name in the connection logs. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_hostname | 
log_line_prefix
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the printf-style string that is output at the beginning of each log line. | 
| Data type | string | 
| Default value | %t-%c- | 
| Allowed values | [^']* | 
| Parameter type | dynamic | 
| Documentation | log_line_prefix | 
log_lock_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when a session waits longer than deadlock_timeout to acquire a lock. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_lock_waits | 
log_parameter_max_length
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the maximum length in bytes of data logged for bind parameter values when logging statements. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length | 
log_parameter_max_length_on_error
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the maximum length in bytes of data logged for bind parameter values when logging statements, on error. | 
| Data type | integer | 
| Default value | 0 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length_on_error | 
log_recovery_conflict_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when the startup process waits longer than deadlock_timeout for recovery conflicts. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_recovery_conflict_waits | 
log_replication_commands
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each replication command. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on | 
| Parameter type | read-only | 
| Documentation | log_replication_commands | 
log_statement
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the type of statements logged. | 
| Data type | enumeration | 
| Default value | none | 
| Allowed values | none,ddl,mod,all | 
| Parameter type | dynamic | 
| Documentation | log_statement | 
log_temp_files
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the use of temporary files larger than this number of kilobytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_temp_files | 
log_timezone
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the time zone to use in log messages. | 
| Data type | string | 
| Default value | UTC | 
| Allowed values | UTC | 
| Parameter type | read-only | 
| Documentation | log_timezone | 
application_name
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the application name to be reported in statistics and logs. | 
| Data type | string | 
| Default value | |
| Allowed values | [A-Za-z0-9._-]* | 
| Parameter type | dynamic | 
| Documentation | application_name | 
debug_pretty_print
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Indents parse and plan tree displays. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_pretty_print | 
debug_print_parse
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_parse | 
debug_print_plan
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's execution plan. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_plan | 
debug_print_rewritten
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's rewritten parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_rewritten | 
log_autovacuum_min_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the minimum execution time above which autovacuum actions will be logged. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_autovacuum_min_duration | 
log_checkpoints
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each checkpoint. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_checkpoints | 
log_connections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Causes each attempted connection to the server to be logged, as well as successful completion of client authentication. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_connections | 
log_disconnections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs end of a session, including duration. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_disconnections | 
log_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the duration of each completed SQL statement. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_duration | 
log_error_verbosity
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls the amount of detail written in the server log for each message that is logged. | 
| Data type | enumeration | 
| Default value | default | 
| Allowed values | terse,default,verbose | 
| Parameter type | dynamic | 
| Documentation | log_error_verbosity | 
log_hostname
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the host name in the connection logs. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_hostname | 
log_line_prefix
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the printf-style string that is output at the beginning of each log line. | 
| Data type | string | 
| Default value | %t-%c- | 
| Allowed values | [^']* | 
| Parameter type | dynamic | 
| Documentation | log_line_prefix | 
log_lock_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when a session waits longer than deadlock_timeout to acquire a lock. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_lock_waits | 
log_parameter_max_length
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | When logging statements, limit logged parameter values to first N bytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length | 
log_parameter_max_length_on_error
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | When reporting an error, limit logged parameter values to first N bytes. | 
| Data type | integer | 
| Default value | 0 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length_on_error | 
log_recovery_conflict_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when the startup process waits longer than deadlock_timeout for recovery conflicts. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_recovery_conflict_waits | 
log_replication_commands
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each replication command. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on | 
| Parameter type | read-only | 
| Documentation | log_replication_commands | 
log_statement
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the type of statements logged. | 
| Data type | enumeration | 
| Default value | none | 
| Allowed values | none,ddl,mod,all | 
| Parameter type | dynamic | 
| Documentation | log_statement | 
log_temp_files
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the use of temporary files larger than this number of kilobytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_temp_files | 
log_timezone
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the time zone to use in log messages. | 
| Data type | string | 
| Default value | UTC | 
| Allowed values | UTC | 
| Parameter type | read-only | 
| Documentation | log_timezone | 
application_name
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the application name to be reported in statistics and logs. | 
| Data type | string | 
| Default value | |
| Allowed values | [A-Za-z0-9._-]* | 
| Parameter type | dynamic | 
| Documentation | application_name | 
debug_pretty_print
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Indents parse and plan tree displays. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_pretty_print | 
debug_print_parse
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_parse | 
debug_print_plan
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's execution plan. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_plan | 
debug_print_rewritten
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's rewritten parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_rewritten | 
log_autovacuum_min_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the minimum execution time above which autovacuum actions will be logged. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_autovacuum_min_duration | 
log_checkpoints
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each checkpoint. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_checkpoints | 
log_connections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Causes each attempted connection to the server to be logged, as well as successful completion of client authentication. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_connections | 
log_disconnections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs end of a session, including duration. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_disconnections | 
log_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the duration of each completed SQL statement. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_duration | 
log_error_verbosity
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls the amount of detail written in the server log for each message that is logged. | 
| Data type | enumeration | 
| Default value | default | 
| Allowed values | terse,default,verbose | 
| Parameter type | dynamic | 
| Documentation | log_error_verbosity | 
log_hostname
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the host name in the connection logs. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_hostname | 
log_line_prefix
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the printf-style string that is output at the beginning of each log line. | 
| Data type | string | 
| Default value | %t-%c- | 
| Allowed values | [^']* | 
| Parameter type | dynamic | 
| Documentation | log_line_prefix | 
log_lock_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when a session waits longer than deadlock_timeout to acquire a lock. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_lock_waits | 
log_parameter_max_length
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | When logging statements, limit logged parameter values to first N bytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length | 
log_parameter_max_length_on_error
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | When reporting an error, limit logged parameter values to first N bytes. | 
| Data type | integer | 
| Default value | 0 | 
| Allowed values | -1-1073741823 | 
| Parameter type | dynamic | 
| Documentation | log_parameter_max_length_on_error | 
log_replication_commands
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each replication command. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on | 
| Parameter type | read-only | 
| Documentation | log_replication_commands | 
log_statement
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the type of statements logged. | 
| Data type | enumeration | 
| Default value | none | 
| Allowed values | none,ddl,mod,all | 
| Parameter type | dynamic | 
| Documentation | log_statement | 
log_temp_files
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the use of temporary files larger than this number of kilobytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_temp_files | 
log_timezone
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the time zone to use in log messages. | 
| Data type | string | 
| Default value | UTC | 
| Allowed values | UTC | 
| Parameter type | read-only | 
| Documentation | log_timezone | 
application_name
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the application name to be reported in statistics and logs. | 
| Data type | string | 
| Default value | |
| Allowed values | [A-Za-z0-9._-]* | 
| Parameter type | dynamic | 
| Documentation | application_name | 
debug_pretty_print
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Indents parse and plan tree displays. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_pretty_print | 
debug_print_parse
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_parse | 
debug_print_plan
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's execution plan. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_plan | 
debug_print_rewritten
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's rewritten parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_rewritten | 
log_autovacuum_min_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the minimum execution time above which autovacuum actions will be logged. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_autovacuum_min_duration | 
log_checkpoints
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each checkpoint. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_checkpoints | 
log_connections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Causes each attempted connection to the server to be logged, as well as successful completion of client authentication. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_connections | 
log_disconnections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs end of a session, including duration. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_disconnections | 
log_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the duration of each completed SQL statement. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_duration | 
log_error_verbosity
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls the amount of detail written in the server log for each message that is logged. | 
| Data type | enumeration | 
| Default value | default | 
| Allowed values | terse,default,verbose | 
| Parameter type | dynamic | 
| Documentation | log_error_verbosity | 
log_hostname
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the host name in the connection logs. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_hostname | 
log_line_prefix
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the printf-style string that is output at the beginning of each log line. | 
| Data type | string | 
| Default value | %t-%c- | 
| Allowed values | [^']* | 
| Parameter type | dynamic | 
| Documentation | log_line_prefix | 
log_lock_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when a session waits longer than deadlock_timeout to acquire a lock. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_lock_waits | 
log_replication_commands
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each replication command. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on | 
| Parameter type | read-only | 
| Documentation | log_replication_commands | 
log_statement
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the type of statements logged. | 
| Data type | enumeration | 
| Default value | none | 
| Allowed values | none,ddl,mod,all | 
| Parameter type | dynamic | 
| Documentation | log_statement | 
log_temp_files
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the use of temporary files larger than this number of kilobytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_temp_files | 
log_timezone
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the time zone to use in log messages. | 
| Data type | string | 
| Default value | UTC | 
| Allowed values | UTC | 
| Parameter type | read-only | 
| Documentation | log_timezone | 
application_name
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the application name to be reported in statistics and logs. | 
| Data type | string | 
| Default value | |
| Allowed values | [A-Za-z0-9._-]* | 
| Parameter type | dynamic | 
| Documentation | application_name | 
debug_pretty_print
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Indents parse and plan tree displays. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_pretty_print | 
debug_print_parse
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_parse | 
debug_print_plan
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's execution plan. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_plan | 
debug_print_rewritten
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each query's rewritten parse tree. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | debug_print_rewritten | 
log_autovacuum_min_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the minimum execution time above which autovacuum actions will be logged. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_autovacuum_min_duration | 
log_checkpoints
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each checkpoint. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_checkpoints | 
log_connections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Causes each attempted connection to the server to be logged, as well as successful completion of client authentication. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_connections | 
log_disconnections
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs end of a session, including duration. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_disconnections | 
log_duration
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the duration of each completed SQL statement. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_duration | 
log_error_verbosity
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls the amount of detail written in the server log for each message that is logged. | 
| Data type | enumeration | 
| Default value | default | 
| Allowed values | terse,default,verbose | 
| Parameter type | dynamic | 
| Documentation | log_error_verbosity | 
log_hostname
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the host name in the connection logs. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_hostname | 
log_line_prefix
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the printf-style string that is output at the beginning of each log line. | 
| Data type | string | 
| Default value | %t-%c- | 
| Allowed values | [^']* | 
| Parameter type | dynamic | 
| Documentation | log_line_prefix | 
log_lock_waits
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Controls whether a log message is produced when a session waits longer than deadlock_timeout to acquire a lock. | 
| Data type | boolean | 
| Default value | off | 
| Allowed values | on,off | 
| Parameter type | dynamic | 
| Documentation | log_lock_waits | 
log_replication_commands
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs each replication command. | 
| Data type | boolean | 
| Default value | on | 
| Allowed values | on | 
| Parameter type | read-only | 
| Documentation | log_replication_commands | 
log_statement
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the type of statements logged. | 
| Data type | enumeration | 
| Default value | none | 
| Allowed values | none,ddl,mod,all | 
| Parameter type | dynamic | 
| Documentation | log_statement | 
log_temp_files
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Logs the use of temporary files larger than this number of kilobytes. | 
| Data type | integer | 
| Default value | -1 | 
| Allowed values | -1-2147483647 | 
| Parameter type | dynamic | 
| Documentation | log_temp_files | 
log_timezone
| Attribute | Value | 
|---|---|
| Category | Reporting and Logging / What to Log | 
| Description | Sets the time zone to use in log messages. | 
| Data type | string | 
| Default value | UTC | 
| Allowed values | UTC | 
| Parameter type | read-only | 
| Documentation | log_timezone |