database-events

Most compatible way to listen for database changes?

I have a process that reads raw data and writes this to a database every few seconds. What is the best way to tell if the database has been written to? I know that Oracle and MS-SQL can use triggers or something to communicate with other services, but I was hoping there would be a technique that would work with more types of SQL databas...

Pros and cons of database events

I am considering rewriting part of an application's data model update methods to include support for registering to events coming from the database. Are there any reasons why this would be a bad idea? Should I limit myself to receiving events fired by CRUD operations, or could I program more of the business logic around event notificatio...