By default when you create a domain class, it will automatically add \"id\" and \"version\" column for all the domain classes (tables). What if I want to add a column say for e.
You could use the meta programming magic that Groovy provides for this sort of thing, however, I would probably just go a more typical route and use inheritance. Create a parent domain that contains isChecked (and anything else you need) and have your domains that require them extend that class.