Before this patch result_set_assertions was handling both null values and missing values in the same way. This patch changes the handling of missing values so that now checking for a null value is not the same as checking for a value not being present. Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com> Message-Id: <20200114184116.75546-1-espindola@scylladb.com>