Entity class String[] vs List<String>

Question

I have concern about what type of attribute best for use in Entity class. In my problem I have string attribute to persist.

I want to know what is best option to use from following ways and their pros and cons.

String[] attribute;

List<String> attribute;

Thank you

Answer 1

If you have one string to presist, use a basic String field. If you have a fixed number of strings use String[]. If you don't know how many strings you may have, use List<String>. But, I think the List<String> is usually preferable over String[]