Hello!
Suppose I have a package with classes which I want to rename. All these classes are persistent and they already have a lot of data stored.
The best I can think of to do is the following:
InterSystems ObjectScript is a scripting language to operate with data using any data model of InterSystems Data Platform (Objects, Relational, Key-Value, Document, Globals) and to develop business logic for serverside applications on InterSystems Data Platform.