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Posted to issues@spark.apache.org by "Davies Liu (JIRA)" <ji...@apache.org> on 2015/10/08 02:02:26 UTC

[jira] [Created] (SPARK-10990) Avoid the serialization multiple times during unrolling of complex types

Davies Liu created SPARK-10990:
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             Summary: Avoid the serialization multiple times during unrolling of complex types
                 Key: SPARK-10990
                 URL: https://issues.apache.org/jira/browse/SPARK-10990
             Project: Spark
          Issue Type: Improvement
          Components: SQL
            Reporter: Davies Liu
            Assignee: Davies Liu


The serialize() will be called by actualSize() and append(), we should use UnsafeProjection before unrolling, 



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