explicit_defaults_for_timestamp

Overview

In 10.6 ES, 10.6 CS, 10.5 ES, 10.5 CS, 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS:

This option causes CREATE TABLE to create all TIMESTAMP columns as NULL with DEFAULT NULL attribute, Without this option, TIMESTAMP columns are NOT NULL and have implicit DEFAULT clauses.

In 10.6 ES, 10.5 ES, 10.4 ES:

This option causes CREATE TABLE to create all TIMESTAMP columns as NULL with DEFAULT NULL attribute, Without this option, TIMESTAMP columns are NOT NULL and have implicit DEFAULT clauses.

In 10.2 ES, 10.2 CS:

This option causes CREATE TABLE to create all TIMESTAMP columns as NULL with DEFAULT NULL attribute, Without this option, TIMESTAMP columns are NOT NULL and have implicit DEFAULT clauses. The old behavior is deprecated.

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

DETAILS

PARAMETERS

Command-line

--explicit_defaults_for_timestamp[={OFF|ON}]

Configuration file

Supported

Dynamic

Yes

Scope

Global, Session

Data Type

BOOLEAN (OFF, ON)

Product Default Value

OFF

SKYSQL

Cloud

SkySQL Topology

ES Ver

Service Default

AWS

Multi-Node Analytics

10.6

OFF

Single Node Analytics

10.6

OFF

Replicated Transactions

10.4

OFF

10.5

OFF

10.6

OFF

Single Node Transactions

10.4

OFF

10.5

OFF

10.6

OFF

GCP

Multi-Node Analytics

10.6

OFF

Single Node Analytics

10.6

OFF

Replicated Transactions

10.4

OFF

10.5

OFF

10.6

OFF

Single Node Transactions

10.4

OFF

10.5

OFF

10.6

OFF

Cloud

SkySQL Topology

ES Ver

Service Default

AWS

ColumnStore Data Warehouse

10.6

OFF

Enterprise Server With Replica(s)

10.4

OFF

10.5

OFF

10.6

OFF

Enterprise Server Single Node

10.4

OFF

10.5

OFF

10.6

OFF

GCP

ColumnStore Data Warehouse

10.6

OFF

Enterprise Server With Replica(s)

10.4

OFF

10.5

OFF

10.6

OFF

Enterprise Server Single Node

10.4

OFF

10.5

OFF

10.6

OFF

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Present starting in MariaDB Enterprise Server 10.6.4-1.

  • Dynamic changed in MariaDB Enterprise Server 10.6.9-5 from No to Yes

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.

  • Dynamic changed in MariaDB Enterprise Server 10.5.17-12 from No to Yes

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

  • 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

  • Present starting in MariaDB Community Server 10.3.0.

10.2 Enterprise

  • Present starting in MariaDB Enterprise Server 10.2.25-1.

10.2 Community

  • Present starting in MariaDB Community Server 10.2.0.

Release Series

History

10.6 Enterprise

  • Present starting in MariaDB Enterprise Server 10.6.4-1.

  • Dynamic changed in MariaDB Enterprise Server 10.6.9-5 from No to Yes

10.5 Enterprise

  • Present starting in MariaDB Enterprise Server 10.5.3-1.

  • Dynamic changed in MariaDB Enterprise Server 10.5.17-12 from No to Yes

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

EXTERNAL REFERENCES