interactive_timeout

Description

interactive_timeout specifies the number of seconds that the server waits for activity before closing an interactive connection.

Privilege requirements

• Query variables

  • Global level

    The sys tenant and all user tenants can execute the SHOW VARIABLES statement or query the SYS.TENANT_VIRTUAL_GLOBAL_VARIABLE view (Oracle mode) or the information_schema.GLOBAL_VARIABLES view (MySQL mode) to view the values of global system variables.

  • Session level

    The sys tenant and all user tenants can execute the SHOW VARIABLES statement or query the SYS.TENANT_VIRTUAL_SESSION_VARIABLE view (Oracle mode) or the information_schema.SESSION_VARIABLES view (MySQL mode) to view the values of session system variables.

• Modify variables

  • Global level

    • The sys tenant can directly modify the value of global system variables.

    • MySQL user tenants must have the SUPER or ALTER SYSTEM privilege to modify the value of global system variables.

    • Oracle user tenants must have the ALTER SYSTEM privilege to modify the value of global system variables.

  • Session level

    The sys tenant and all user tenants can directly modify the value of session system variables.

Attributes

Usage

At session startup, the session wait_timeout is initialized based on the value of the global wait_timeout or the global interactive_timeout, depending on the client type. The client type is defined by the CLIENT_INTERACTIVE option in the mysql_real_connect connection options. For more information about the wait_timeout variable, see wait_timeout.

Examples

Set the number of seconds that the server waits for activity before closing an interactive connection to 28800.

• Global level

  obclient> SET GLOBAL interactive_timeout =28800;
  

• Session level

  obclient> SET interactive_timeout =28800;