wsrep_cluster_name

Overview

Name for the cluster

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

DETAILS

This system variable specifies the logical name of the cluster. Every Cluster Node that connects to each other must have the same logical name in order to form a component or join the Primary Component.

PARAMETERS

Dynamic

Yes

Scope

Global

Data Type

VARCHAR

Default Value

my_wsrep_cluster

SKYSQL

Cloud

SkySQL Topology

ES Ver

Default

AWS

Multi-Node Analytics

10.5

my_wsrep_cluster

Single Node Analytics

10.5

my_wsrep_cluster

Distributed Transactions

10.5

Not present

10.6

Not present

Replicated Transactions

10.4

my_wsrep_cluster

10.5

my_wsrep_cluster

10.6

my_wsrep_cluster

Single Node Transactions

10.4

my_wsrep_cluster

10.5

my_wsrep_cluster

10.6

my_wsrep_cluster

GCP

Multi-Node Analytics

10.5

my_wsrep_cluster

Single Node Analytics

10.5

my_wsrep_cluster

Distributed Transactions

10.5

Not present

10.6

Not present

Replicated Transactions

10.4

my_wsrep_cluster

10.5

my_wsrep_cluster

10.6

my_wsrep_cluster

Single Node Transactions

10.4

my_wsrep_cluster

10.5

my_wsrep_cluster

10.6

my_wsrep_cluster

EXAMPLES

Configuration

Set the cluster name using an options file:

[mariadb]
wsrep_provider        = /usr/lib/galera/libgalera_smm.so
wsrep_cluster_name    = example_cluster
wsrep_cluster_address = gcomm://192.0.2.1,192.0.2.2,192.0.2.3

Show Configuration

To view the current cluster name, use the SHOW VARIABLES statement:

SHOW VARIABLES LIKE "wsrep_cluster_name";
+--------------------+-----------------+
| Variable_name      | Value           |
+--------------------+-----------------+
| wsrep_cluster_name | example_cluster |
+--------------------+-----------------+

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Present starting in MariaDB Enterprise Server 10.6.4-1.

10.5 Enterprise

  • Present starting in MariaDB Enterprise Server 10.5.3-1.

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

EXTERNAL REFERENCES