Davies Liu c9e2ef52bb [SPARK-7902] [SPARK-6289] [SPARK-8685] [SQL] [PYSPARK] Refactor of serialization for Python DataFrame ... This PR fix the long standing issue of serialization between Python RDD and DataFrame, it change to using a customized Pickler for InternalRow to enable customized unpickling (type conversion, especially for UDT), now we can support UDT for UDF, cc mengxr . There is no generated `Row` anymore. Author: Davies Liu <davies@databricks.com> Closes #7301 from davies/sql_ser and squashes the following commits: 81bef71 [Davies Liu] address comments e9217bd [Davies Liu] add regression tests db34167 [Davies Liu] Refactor of serialization for Python DataFrame		2015-07-09 14:43:38 -07:00
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docs	[SPARK-7619] [PYTHON] fix docstring signature	2015-05-14 18:16:22 -07:00
lib	[SPARK-2305] [PySpark] Update Py4J to version 0.8.2.1	2014-07-29 19:02:06 -07:00
pyspark	[SPARK-7902] [SPARK-6289] [SPARK-8685] [SQL] [PYSPARK] Refactor of serialization for Python DataFrame	2015-07-09 14:43:38 -07:00
test_support	[SPARK-8060] Improve DataFrame Python test coverage and documentation.	2015-06-03 00:23:34 -07:00
.gitignore	[SPARK-3946] gitignore in /python includes wrong directory	2014-10-14 14:09:39 -07:00
run-tests	[SPARK-8583] [SPARK-5482] [BUILD] Refactor python/run-tests to integrate with dev/run-tests module system	2015-06-27 20:24:34 -07:00
run-tests.py	[SPARK-8450] [SQL] [PYSARK] cleanup type converter for Python DataFrame	2015-07-08 18:22:53 -07:00