rndc reload
# rndc reload
server reload successful
rndc reload example.com
If the same zone is used in multiple views, above command won't work and you need to be more specific.
# rndc reload example.com
zone 'example.com' was found in multiple views
rndc freeze
rndc reload
rndc thaw
rndc freeze steffenrohr.com. IN INSIDE
rndc reload steffenrohr.com. IN INSIDE
rndc thaw steffenrohr.com. IN INSIDE
rndc freeze steffenrohr.com. IN OUTSIDE
rndc reload steffenrohr.com. IN OUTSIDE
rndc thaw steffenrohr.com. IN OUTSIDE