default_storage_engine

Description

default_storage_engine specifies the default storage engine of an OBServer node.

Privilege requirements

• Query variables

  • Global level

    sys tenants and all user tenants can execute the SHOW VARIABLES statement or query the information_schema.GLOBAL_VARIABLES view (MySQL mode) to view the value of a Global system variable.

  • Session level

    sys tenants and all user tenants can execute the SHOW VARIABLES statement or query the information_schema.SESSION_VARIABLES view (MySQL mode) to view the value of a Session system variable.

• Modify variables

  • Global level

    • sys tenants can directly modify the value of a Global system variable.

    • MySQL user tenants must have the SUPER or ALTER SYSTEM privilege to modify the value of a Global system variable.

  • Session level

    sys tenants and all user tenants can directly modify the value of a Session system variable.

Attributes

Examples

Set the default storage engine of an OBServer node to OceanBase.

• Global level

  obclient> SET GLOBAL default_storage_engine ='OceanBase';
  

• Session level

  obclient> SET default_storage_engine ='OceanBase';