Github user javadba commented on the pull request:
https://github.com/apache/spark/pull/1586#issuecomment-50858453
@marmbrus OK fine with that.
Then given the inputs from ueshin, we are presently at:
len(gth)/char_length : take a single string argument and use codePointCount
octet_length : takes two arguments: (string, charset) and returns the
number of bytes
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