posttriggers
Posttriggers, typically called AFTER triggers in relational databases, are database objects that execute in response to a data modification statement on a table, after the operation has completed. They may be defined to run for each affected row (row-level) or once per statement (statement-level).
During execution, posttriggers have access to the state of the modified row through OLD and NEW values
Common use cases include audit logging for compliance, maintaining derived data in separate tables, synchronizing changes
Design considerations: posttriggers can impact performance because they execute synchronously; they can cause cascading changes or
Relation to other triggers: posttriggers complement pretriggers and INSTEAD OF triggers (which replace the operation on