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From marmb...@apache.org
Subject spark git commit: [SPARK-12758][SQL] add note to Spark SQL Migration guide about TimestampType casting
Date Mon, 11 Jan 2016 22:21:56 GMT
Repository: spark
Updated Branches:
  refs/heads/master a44991453 -> a767ee8a0


[SPARK-12758][SQL] add note to Spark SQL Migration guide about TimestampType casting

Warning users about casting changes.

Author: Brandon Bradley <bradleytastic@gmail.com>

Closes #10708 from blbradley/spark-12758.


Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/a767ee8a
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/a767ee8a
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/a767ee8a

Branch: refs/heads/master
Commit: a767ee8a0599f5482717493a3298413c65d8ff89
Parents: a449914
Author: Brandon Bradley <bradleytastic@gmail.com>
Authored: Mon Jan 11 14:21:50 2016 -0800
Committer: Michael Armbrust <michael@databricks.com>
Committed: Mon Jan 11 14:21:50 2016 -0800

----------------------------------------------------------------------
 docs/sql-programming-guide.md | 5 +++++
 1 file changed, 5 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/spark/blob/a767ee8a/docs/sql-programming-guide.md
----------------------------------------------------------------------
diff --git a/docs/sql-programming-guide.md b/docs/sql-programming-guide.md
index b058833..bc89c78 100644
--- a/docs/sql-programming-guide.md
+++ b/docs/sql-programming-guide.md
@@ -2151,6 +2151,11 @@ options.
      ...
    {% endhighlight %}
 
+ - From Spark 1.6, LongType casts to TimestampType expect seconds instead of microseconds.
This
+   change was made to match the behavior of Hive 1.2 for more consistent type casting to
TimestampType
+   from numeric types. See [SPARK-11724](https://issues.apache.org/jira/browse/SPARK-11724)
for
+   details.
+
 ## Upgrading From Spark SQL 1.4 to 1.5
 
  - Optimized execution using manually managed memory (Tungsten) is now enabled by default,
along with


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