Liquibase: How to set the default value of a date column to be “now” in UTC format?

Question

How do you set the default value of a date column to be \"now\" in UTC format? I think the answer involves the defaultValueComputed attribute on the column elem

Answer 1

As liquibase is common changelog for any database, to make it generic you should not depend on any specific database like oracle, postegres, mysql instead it should be generic enough to work for any/every database.

Below is how it should be implemented :

This should work for all databases, for oracle, it inserts SYSTIMESTAMP as DATA_DEFAULT.