innodb_undo_logs

In 10.6 ES, 10.6 CS:

Not present

In 10.5 ES, 10.5 CS:

Deprecated parameter with no effect.

In 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS, 10.2 ES, 10.2 CS:

Number of undo logs to use.

See also: System Variables for MariaDB Enterprise Server 10.6, in 10.6 CS, in 10.5 ES, in 10.5 CS, in 10.4 ES, in 10.4 CS, in 10.3 ES, in 10.3 CS, in 10.2 ES, and in 10.2 CS

DETAILS

PARAMETERS

Command-line

--innodb_undo_logs[=#]

Configuration file

Supported

Dynamic

Yes

Scope

Global

Data Type

BIGINT UNSIGNED

Minimum Value

0

Maximum Value

128

Default Value

128

SKYSQL

Cloud

SkySQL Topology

ES Ver

Default

AWS

HA (Primary/Replica)

10.4

128

AWS

HA (Primary/Replica)

10.5

128

AWS

Transactional Standalone

10.4

128

AWS

Transactional Standalone

10.5

128

AWS

Distributed Transactions

10.5

Not present

GCP

ColumnStore

10.5

128

GCP

ColumnStore Multi

10.5

128

GCP

Galera

10.4

128

GCP

Galera

10.5

128

GCP

HA (Primary/Replica)

10.4

128

GCP

HA (Primary/Replica)

10.5

128

GCP

HTAP

10.5

128

GCP

Transactional Standalone

10.4

128

GCP

Transactional Standalone

10.5

128

GCP

Distributed Transactions

10.5

Not present

See MariaDB SkySQL documentation to learn more about the MariaDB SkySQL database as a service.

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Removed in MariaDB Enterprise Server 10.6.4-1.

10.6 Community

  • Not present.

10.5 Enterprise

  • Minimum value changed in MariaDB Enterprise Server 10.5.3-1 from 1 to 0

10.5 Community

  • Minimum value changed in MariaDB Community Server 10.5.0 from 1 to 0

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

10.4 Community

  • Present starting in MariaDB Community Server 10.4.0.

10.3 Enterprise

  • Present starting in MariaDB Enterprise Server 10.3.16-1.

10.3 Community

  • Present starting in MariaDB Community Server 10.3.0.

10.2 Enterprise

  • Present starting in MariaDB Enterprise Server 10.2.25-1.

10.2 Community

  • Present starting in MariaDB Community Server 10.2.0.

EXTERNAL REFERENCES