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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src	[SPARK-7902] [SPARK-6289] [SPARK-8685] [SQL] [PYSPARK] Refactor of serialization for Python DataFrame	2015-07-09 14:43:38 -07:00
pom.xml	[SPARK-7956] [SQL] Use Janino to compile SQL expressions into bytecode	2015-06-04 10:28:59 -07:00