I have a Spark DataFrame like this: +-------+------+-----+---------------+ |Account|nature|value| time| +-------+------+-----+---------------+ |
angularjs-ng-transclude
fortify-source
metaclass
dmz
mod-auth-openidc
git-difftool
openjdk-12
alphabetical-sort
spring-initializr
reltool
boomi
organizational-unit
fastparse
lpad
aescryptoserviceprovider
write-host
in-app-update
shift-jis
ruby-on-rails
rigid-bodies
m2e
caffe2
comobject
smartphone
iml
datatip
android-splashscreen
qfuturewatcher
mosek
object-type