%r
write.csv(df,file='/tmp/df.csv',row.names = FALSE)
%fs ls /tmp
above does not show that the file df.csv exist
below will have error:
%r
write.csv(df,file='/dbfs/tmp/df.csv',row.names = FALSE)
Warning in file(file, ifelse(append, "a", "w")) :
cannot open file '/dbfs/tmp/df.csv': No such file or directory
Error in file(file, ifelse(append, "a", "w")) :
cannot open the connection
Some(<code style = 'font-size:10pt'> Error in file(file, ifelse(append, "a", "w")): cannot open the connection </code>)