This Natural profile parameter indicates whether database updating is to be permitted during the Natural session.

Possible settings	ON	Database update is permitted.
	OFF	Database update is not permitted. A Natural statement which would cause a database update (STORE, UPDATE, DELETE) is not executed and an error message is generated.
Default setting	ON
Dynamic specification	yes
Specification within session	no
Application programming interface	USR1005N	See SYSEXT - Natural Application Programming Interfaces in the Utilities documentation. * Recommended.
	USR1042N *

Note:
The DBUPD setting has no effect on the execution of Natural system commands.