User exits for the CDC Replication Engine for BigQuery
A user exit lets you define a set of actions that CDC Replication can run before or after a database event occurs on a specified table. User exits allow you to customize your environment to meet your business requirements.
CDC Replication
provides the following user exit:
- Java class User Exit—This type of user exit utilizes the CDC Replication API. For more information, see the API reference Javadocs.
Sample Java™ class user exits are also
provided with CDC Replication. You can extend or
modify these samples to suit your environment.
Note: When the Java class is modified or changed, the CDC Replication instance must be restarted to pick up the
changed user exit.