tmp_memory_table_size

Overview

If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table. Same as tmp_table_size.

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

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

USAGE

DETAILS

SYNONYMS

SCHEMA

PARAMETERS

Command-line

--tmp_memory_table_size=#

Configuration file

Supported

Dynamic

Yes

Scope

Global, Session

Data Type

BIGINT UNSIGNED

Minimum Value

0

Maximum Value

18446744073709551615

Product Default Value

16777216

SKYSQL

Cloud

SkySQL Topology

ES Ver

Service Default

AWS

Multi-Node Analytics

10.6

16777216

Single Node Analytics

10.6

16777216

Replicated Transactions

10.4

8388608

10.5

8388608

10.6

8388608

Single Node Transactions

10.4

8388608

10.5

8388608

10.6

8388608

GCP

Multi-Node Analytics

10.6

16777216

Single Node Analytics

10.6

16777216

Replicated Transactions

10.4

67108864

10.5

67108864

10.6

67108864

Single Node Transactions

10.4

67108864

10.5

67108864

10.6

67108864

Cloud

SkySQL Topology

ES Ver

Service Default

AWS

ColumnStore Data Warehouse

10.6

16777216

Enterprise Server With Replica(s)

10.4

8388608

10.5

8388608

10.6

8388608

Enterprise Server Single Node

10.4

8388608

10.5

8388608

10.6

8388608

GCP

ColumnStore Data Warehouse

10.6

16777216

Enterprise Server With Replica(s)

10.4

67108864

10.5

67108864

10.6

67108864

Enterprise Server Single Node

10.4

67108864

10.5

67108864

10.6

67108864

PRIVILEGES

EXAMPLES

ERROR HANDLING

FEATURE INTERACTION

RESPONSES

DIAGNOSIS

ISO 9075:2016

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

  • Minimum value changed in MariaDB Enterprise Server 10.5.3-1 from 1024 to 0

10.5 Community

  • Minimum value changed in MariaDB Community Server 10.5.0 from 1024 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

  • Added in MariaDB Community Server 10.3.1.

10.2 Enterprise

  • Present starting in MariaDB Enterprise Server 10.2.25-1.

10.2 Community

  • Added in MariaDB Community Server 10.2.7.

Release Series

History

10.6 Enterprise

  • Present starting in MariaDB Enterprise Server 10.6.4-1.

10.5 Enterprise

  • Minimum value changed in MariaDB Enterprise Server 10.5.3-1 from 1024 to 0

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

EXTERNAL REFERENCES