ASA Database Administration Guide
Database Options
Alphabetical list of options
Controls the relative timing of referential integrity checks and trigger actions.
BEFORE, AFTER
Can be set for the PUBLIC option only. DBA authority is required to set this option.
AFTER
The option can be set to either BEFORE or AFTER. When it's set to AFTER, referential integrity actions are executed after the UPDATE or DELETE.
Only the PUBLIC setting can be used; any other setting is ignored.