join_buffer_size
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
The size of the buffer that is used for joins
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 | --join_buffer_size=# |
Configuration file | Supported |
Dynamic | Yes |
Scope | Global, Session |
Data Type | BIGINT UNSIGNED |
Minimum Value | 128 |
Maximum Value | 18446744073709551615 |
Default Value | 262144 |
SKYSQL
Cloud | SkySQL Topology | ES Ver | Default |
|---|---|---|---|
AWS | HA (Primary/Replica) | 10.4 | 262144 |
AWS | HA (Primary/Replica) | 10.5 | 262144 |
AWS | Transactional Standalone | 10.4 | 262144 |
AWS | Transactional Standalone | 10.5 | 262144 |
AWS | Distributed Transactions | 10.5 | Not present |
GCP | ColumnStore | 10.5 | 262144 |
GCP | ColumnStore Multi | 10.5 | 262144 |
GCP | Galera | 10.4 | 262144 |
GCP | Galera | 10.5 | 262144 |
GCP | HA (Primary/Replica) | 10.4 | 262144 |
GCP | HA (Primary/Replica) | 10.5 | 262144 |
GCP | HTAP | 10.5 | 262144 |
GCP | Transactional Standalone | 10.4 | 262144 |
GCP | Transactional Standalone | 10.5 | 262144 |
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 |
|
10.6 Community |
|
10.5 Enterprise |
|
10.5 Community |
|
10.4 Enterprise |
|
10.4 Community |
|
10.3 Enterprise |
|
10.3 Community |
|
10.2 Enterprise |
|
10.2 Community |
|
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 join_buffer_size page in the SkySQL Documentation.