Github user kanzhang commented on a diff in the pull request:
https://github.com/apache/spark/pull/1023#discussion_r13655604
--- Diff: python/pyspark/sql.py ---
@@ -346,7 +347,7 @@ def _toPython(self):
# TODO: This is inefficient, we should construct the Python Row
object
# in Java land in the javaToPython function. May require a custom
# pickle serializer in Pyrolite
- return RDD(jrdd, self._sc, self._sc.serializer).map(lambda d:
Row(d))
+ return RDD(jrdd, self._sc, PickleSerializer()).map(lambda d:
Row(d))
--- End diff --
Thanks, @ahirreddy . You are right, the default is 1024. However, when I
was working on #755 (saveAsPickleFile), Matei suggested using 10 instead of
1024. @mateiz ?
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