analyze_sample_percentage

This page is part of MariaDB's Enterprise Documentation.

The parent of this page is: System Variables for MariaDB Enterprise Server

Topics on this page:

Overview
DETAILS
- PARAMETERS
- SKYSQL
CHANGE HISTORY
EXTERNAL REFERENCES

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

Additional information on this topic may be found in the MariaDB Public Knowledge Base.

Information specific to MariaDB SkySQL can be found on the analyze_sample_percentage page in the SkySQL Documentation.