@Override
        public Expression<?> visit(SubQueryExpression<?> expr, @Nullable Void context) {
            // don't shorten paths inside subquery expressions
            return expr;
        }
{@code JPAQueryMixin} extends {@link QueryMixin} to support JPQL join construction

@author tiwe

@param <T>
querydsl-jpa/src/main/java/com/querydsl/jpa/JPAQueryMixin.java