GitHub user YanTangZhai opened a pull request:
https://github.com/apache/spark/pull/3538
[SPARK-4676] [SQL] JavaSchemaRDD.schema may throw NullType MatchError if
sql has null
val jsc = new org.apache.spark.api.java.JavaSparkContext(sc)
val jhc = new org.apache.spark.sql.hive.api.java.JavaHiveContext(jsc)
val nrdd = jhc.hql("select null from spark_test.for_test")
println(nrdd.schema)
Then the error is thrown as follows:
scala.MatchError: NullType (of class
org.apache.spark.sql.catalyst.types.NullType$)
at
org.apache.spark.sql.types.util.DataTypeConversions$.asJavaDataType(DataTypeConversions.scala:43)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/YanTangZhai/spark MatchNullType
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/3538.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #3538
----
commit cdef539abc5d2d42d4661373939bdd52ca8ee8e6
Author: YanTangZhai <[email protected]>
Date: 2014-08-06T13:07:08Z
Merge pull request #1 from apache/master
update
commit cbcba66ad77b96720e58f9d893e87ae5f13b2a95
Author: YanTangZhai <[email protected]>
Date: 2014-08-20T13:14:08Z
Merge pull request #3 from apache/master
Update
commit 8a0010691b669495b4c327cf83124cabb7da1405
Author: YanTangZhai <[email protected]>
Date: 2014-09-12T06:54:58Z
Merge pull request #6 from apache/master
Update
commit 03b62b043ab7fd39300677df61c3d93bb9beb9e3
Author: YanTangZhai <[email protected]>
Date: 2014-09-16T12:03:22Z
Merge pull request #7 from apache/master
Update
commit 76d40277d51f709247df1d3734093bf2c047737d
Author: YanTangZhai <[email protected]>
Date: 2014-10-20T12:52:22Z
Merge pull request #8 from apache/master
update
commit d26d98248a1a4d0eb15336726b6f44e05dd7a05a
Author: YanTangZhai <[email protected]>
Date: 2014-11-04T09:00:31Z
Merge pull request #9 from apache/master
Update
commit e249846d9b7967ae52ec3df0fb09e42ffd911a8a
Author: YanTangZhai <[email protected]>
Date: 2014-11-11T03:18:24Z
Merge pull request #10 from apache/master
Update
commit 6e643f81555d75ec8ef3eb57bf5ecb6520485588
Author: YanTangZhai <[email protected]>
Date: 2014-12-01T11:23:56Z
Merge pull request #11 from apache/master
Update
commit 896c7b73f0ba1b2d3dccf6fed6410bf077eb3d54
Author: yantangzhai <[email protected]>
Date: 2014-12-01T13:08:41Z
fix NullType MatchError in JavaSchemaRDD when sql has null
----
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