The difference between com.mysema.query and com.querydsl?

Question

I am a newbie in querydsl. I saw two types of querydsl implementations.

Is there any differnece? I already developed with com.mysema.query implementation. But I think I

Answer 1

com.querydsl is the root package for Querydsl 4.* and com.mysema.query is the root package for Querydsl 3.*.

The background is that Querydsl was initially owned by Mysema, but is now owned and mantained by the Querydsl team.