apache/spark — pull request #3202 by adrian-wang (2014-11-11 06:33:22+00:00)
Title: [SPARK-4336] [SQL] support type auto detection from json string

This is for [comment](https://github.com/apache/spark/pull/3012#issuecomment-61222405) from @davies in #3012
By this patch, we can detect TimestampType and DateType from a json string.