conf/evolutions/default/2.sql (8 lines of code) (raw):
# --- !Ups
ALTER TABLE collections ALTER COLUMN updated_on SET NOT NULL;
ALTER TABLE collections ALTER COLUMN updated_by SET NOT NULL;
ALTER TABLE collections ALTER COLUMN updated_email SET NOT NULL;
# --- !Downs
ALTER TABLE collections ALTER COLUMN updated_on DROP NOT NULL;
ALTER TABLE collections ALTER COLUMN updated_by DROP NOT NULL;
ALTER TABLE collections ALTER COLUMN updated_email DROP NOT NULL;