analyze_sample_percentage

Overview

In 10.6 ES, 10.6 CS, 10.5 ES, 10.5 CS, 10.4 ES, 10.4 CS:

Percentage of rows from the table ANALYZE TABLE will sample to collect table statistics. Set to 0 to let MariaDB decide what percentage of rows to sample.

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

Not present

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

--analyze_sample_percentage=#

Configuration file

Supported

Dynamic

Yes

Scope

Global, Session

Data Type

DOUBLE

Minimum Value

0

Maximum Value

100

Default Value

100.000000

SKYSQL

Cloud

SkySQL Topology

ES Ver

Default

AWS

HA (Primary/Replica)

10.4

100.000000

AWS

HA (Primary/Replica)

10.5

100.000000

AWS

Transactional Standalone

10.4

100.000000

AWS

Transactional Standalone

10.5

100.000000

AWS

Distributed Transactions

10.5

Not present

GCP

ColumnStore

10.5

100.000000

GCP

ColumnStore Multi

10.5

100.000000

GCP

Galera

10.4

100.000000

GCP

Galera

10.5

100.000000

GCP

HA (Primary/Replica)

10.4

100.000000

GCP

HA (Primary/Replica)

10.5

100.000000

GCP

HTAP

10.5

100.000000

GCP

Transactional Standalone

10.4

100.000000

GCP

Transactional Standalone

10.5

100.000000

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

  • Present starting in MariaDB Enterprise Server 10.6.4-1.

10.6 Community

  • Present starting in MariaDB Community Server 10.6.0.

10.5 Enterprise

  • Present starting in MariaDB Enterprise Server 10.5.3-1.

10.5 Community

  • Present starting in MariaDB Community Server 10.5.0.

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

10.4 Community

  • Added in MariaDB Community Server 10.4.3.

10.3 Enterprise

  • Not present.

10.3 Community

  • Not present.

10.2 Enterprise

  • Not present.

10.2 Community

  • Not present.

EXTERNAL REFERENCES