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Lock Management

deadlock_timeout

Attribute Value
Category Lock Management
Description Sets the time to wait on a lock before checking for deadlock.
Data type integer
Default value 1000
Allowed values 1-2147483647
Parameter type dynamic
Documentation deadlock_timeout

max_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of locks per transaction. The shared lock table is sized on the assumption that at most "max_locks_per_transaction" objects per server process or prepared transaction will need to be locked at any one time.
Data type integer
Default value 64
Allowed values 10-8388608
Parameter type static
Documentation max_locks_per_transaction

max_pred_locks_per_page

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked tuples per page. If more than this number of tuples on the same page are locked by a connection, those locks are replaced by a page-level lock.
Data type integer
Default value 2
Allowed values 0-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_page

max_pred_locks_per_relation

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked pages and tuples per relation. If more than this total of pages and tuples in the same relation are locked by a connection, those locks are replaced by a relation-level lock.
Data type integer
Default value -2
Allowed values -2147483648-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_relation

max_pred_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate locks per transaction. The shared predicate lock table is sized on the assumption that at most "max_pred_locks_per_transaction" objects per server process or prepared transaction will need to be locked at any one time.
Data type integer
Default value 64
Allowed values 64
Parameter type read-only
Documentation max_pred_locks_per_transaction

deadlock_timeout

Attribute Value
Category Lock Management
Description Sets the amount of time, in milliseconds, to wait on a lock before checking for deadlock.
Data type integer
Default value 1000
Allowed values 1-2147483647
Parameter type dynamic
Documentation deadlock_timeout

max_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of locks can be taken per transaction. When running a replica server, you must set this parameter to the same or higher value than on the master server.
Data type integer
Default value 64
Allowed values 10-8388608
Parameter type static
Documentation max_locks_per_transaction

max_pred_locks_per_page

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked tuples per page.
Data type integer
Default value 2
Allowed values 0-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_page

max_pred_locks_per_relation

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked pages and tuples per relation.
Data type integer
Default value -2
Allowed values -2147483648-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_relation

max_pred_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate locks per transaction.
Data type integer
Default value 64
Allowed values 64
Parameter type read-only
Documentation max_pred_locks_per_transaction

deadlock_timeout

Attribute Value
Category Lock Management
Description Sets the amount of time, in milliseconds, to wait on a lock before checking for deadlock.
Data type integer
Default value 1000
Allowed values 1-2147483647
Parameter type dynamic
Documentation deadlock_timeout

max_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of locks can be taken per transaction. When running a replica server, you must set this parameter to the same or higher value than on the master server.
Data type integer
Default value 64
Allowed values 10-8388608
Parameter type static
Documentation max_locks_per_transaction

max_pred_locks_per_page

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked tuples per page.
Data type integer
Default value 2
Allowed values 0-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_page

max_pred_locks_per_relation

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked pages and tuples per relation.
Data type integer
Default value -2
Allowed values -2147483648-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_relation

max_pred_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate locks per transaction.
Data type integer
Default value 64
Allowed values 64
Parameter type read-only
Documentation max_pred_locks_per_transaction

deadlock_timeout

Attribute Value
Category Lock Management
Description Sets the amount of time, in milliseconds, to wait on a lock before checking for deadlock.
Data type integer
Default value 1000
Allowed values 1-2147483647
Parameter type dynamic
Documentation deadlock_timeout

max_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of locks can be taken per transaction. When running a replica server, you must set this parameter to the same or higher value than on the master server.
Data type integer
Default value 64
Allowed values 10-8388608
Parameter type static
Documentation max_locks_per_transaction

max_pred_locks_per_page

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked tuples per page.
Data type integer
Default value 2
Allowed values 0-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_page

max_pred_locks_per_relation

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked pages and tuples per relation.
Data type integer
Default value -2
Allowed values -2147483648-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_relation

max_pred_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate locks per transaction.
Data type integer
Default value 64
Allowed values 64
Parameter type read-only
Documentation max_pred_locks_per_transaction

deadlock_timeout

Attribute Value
Category Lock Management
Description Sets the amount of time, in milliseconds, to wait on a lock before checking for deadlock.
Data type integer
Default value 1000
Allowed values 1-2147483647
Parameter type dynamic
Documentation deadlock_timeout

max_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of locks can be taken per transaction. When running a replica server, you must set this parameter to the same or higher value than on the master server.
Data type integer
Default value 64
Allowed values 10-8388608
Parameter type static
Documentation max_locks_per_transaction

max_pred_locks_per_page

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked tuples per page.
Data type integer
Default value 2
Allowed values 0-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_page

max_pred_locks_per_relation

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked pages and tuples per relation.
Data type integer
Default value -2
Allowed values -2147483648-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_relation

max_pred_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate locks per transaction.
Data type integer
Default value 64
Allowed values 64
Parameter type read-only
Documentation max_pred_locks_per_transaction

deadlock_timeout

Attribute Value
Category Lock Management
Description Sets the amount of time, in milliseconds, to wait on a lock before checking for deadlock.
Data type integer
Default value 1000
Allowed values 1-2147483647
Parameter type dynamic
Documentation deadlock_timeout

max_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of locks can be taken per transaction. When running a replica server, you must set this parameter to the same or higher value than on the master server.
Data type integer
Default value 64
Allowed values 10-8388608
Parameter type static
Documentation max_locks_per_transaction

max_pred_locks_per_page

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked tuples per page.
Data type integer
Default value 2
Allowed values 0-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_page

max_pred_locks_per_relation

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked pages and tuples per relation.
Data type integer
Default value -2
Allowed values -2147483648-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_relation

max_pred_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate locks per transaction.
Data type integer
Default value 64
Allowed values 64
Parameter type read-only
Documentation max_pred_locks_per_transaction

deadlock_timeout

Attribute Value
Category Lock Management
Description Sets the amount of time, in milliseconds, to wait on a lock before checking for deadlock.
Data type integer
Default value 1000
Allowed values 1-2147483647
Parameter type dynamic
Documentation deadlock_timeout

max_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of locks can be taken per transaction. When running a replica server, you must set this parameter to the same or higher value than on the master server.
Data type integer
Default value 64
Allowed values 10-8388608
Parameter type static
Documentation max_locks_per_transaction

max_pred_locks_per_page

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked tuples per page.
Data type integer
Default value 2
Allowed values 0-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_page

max_pred_locks_per_relation

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked pages and tuples per relation.
Data type integer
Default value -2
Allowed values -2147483648-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_relation

max_pred_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate locks per transaction.
Data type integer
Default value 64
Allowed values 64
Parameter type read-only
Documentation max_pred_locks_per_transaction

deadlock_timeout

Attribute Value
Category Lock Management
Description Sets the amount of time, in milliseconds, to wait on a lock before checking for deadlock.
Data type integer
Default value 1000
Allowed values 1-2147483647
Parameter type dynamic
Documentation deadlock_timeout

max_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of locks can be taken per transaction. When running a replica server, you must set this parameter to the same or higher value than on the master server.
Data type integer
Default value 64
Allowed values 10-8388608
Parameter type static
Documentation max_locks_per_transaction

max_pred_locks_per_page

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked tuples per page.
Data type integer
Default value 2
Allowed values 0-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_page

max_pred_locks_per_relation

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate-locked pages and tuples per relation.
Data type integer
Default value -2
Allowed values -2147483648-2147483647
Parameter type dynamic
Documentation max_pred_locks_per_relation

max_pred_locks_per_transaction

Attribute Value
Category Lock Management
Description Sets the maximum number of predicate locks per transaction.
Data type integer
Default value 64
Allowed values 64
Parameter type read-only
Documentation max_pred_locks_per_transaction