GitHub user chenghao-intel opened a pull request:
https://github.com/apache/spark/pull/6396
[SPARK-7853] [SQL] Fix bug of class loader issue in Spark SQL
```
bin/spark-sql --jars
./sql/hive/src/test/resources/hive-hcatalog-core-0.13.1.jar
CREATE TABLE t1(a string, b string) ROW FORMAT SERDE
'org.apache.hive.hcatalog.data.JsonSerDe';
```
Throws exception like
```
15/05/26 00:16:33 ERROR SparkSQLDriver: Failed in [CREATE TABLE t1(a
string, b string) ROW FORMAT SERDE 'org.apache.hive.hcatalog.data.JsonSerDe']
org.apache.spark.sql.execution.QueryExecutionException: FAILED: Execution
Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. Cannot
validate serde: org.apache.hive.hcatalog.data.JsonSerDe
at
org.apache.spark.sql.hive.client.ClientWrapper$$anonfun$runHive$1.apply(ClientWrapper.scala:333)
at
org.apache.spark.sql.hive.client.ClientWrapper$$anonfun$runHive$1.apply(ClientWrapper.scala:310)
at
org.apache.spark.sql.hive.client.ClientWrapper.withHiveState(ClientWrapper.scala:139)
at
org.apache.spark.sql.hive.client.ClientWrapper.runHive(ClientWrapper.scala:310)
at
org.apache.spark.sql.hive.client.ClientWrapper.runSqlHive(ClientWrapper.scala:300)
at org.apache.spark.sql.hive.HiveContext.runSqlHive(HiveContext.scala:457)
at
org.apache.spark.sql.hive.execution.HiveNativeCommand.run(HiveNativeCommand.scala:33)
at
org.apache.spark.sql.execution.ExecutedCommand.sideEffectResult$lzycompute(commands.scala:57)
at
org.apache.spark.sql.execution.ExecutedCommand.sideEffectResult(commands.scala:57)
at
org.apache.spark.sql.execution.ExecutedCommand.doExecute(commands.scala:68)
at
org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:88)
at
org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:88)
at
org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:148)
at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:87)
at
org.apache.spark.sql.SQLContext$QueryExecution.toRdd$lzycompute(SQLContext.scala:922)
at
org.apache.spark.sql.SQLContext$QueryExecution.toRdd(SQLContext.scala:922)
at org.apache.spark.sql.DataFrame.<init>(DataFrame.scala:147)
at org.apache.spark.sql.DataFrame.<init>(DataFrame.scala:131)
at org.apache.spark.sql.DataFrame$.apply(DataFrame.scala:51)
at org.apache.spark.sql.SQLContext.sql(SQLContext.scala:727)
at
org.apache.spark.sql.hive.thriftserver.AbstractSparkSQLDriver.run(AbstractSparkSQLDriver.scala:57)
at
org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver.processCmd(SparkSQLC
```
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/chenghao-intel/spark classloader
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/6396.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 #6396
----
commit 547cb09252afa8673dfe2a046407228bc5e7f982
Author: Cheng Hao <[email protected]>
Date: 2015-05-25T15:56:15Z
change the routing of the classloader
commit 7bc8502f97b7ab9c36e88dedafd03ce8ebc7ad56
Author: Cheng Hao <[email protected]>
Date: 2015-05-25T16:05:19Z
update the classloader for TableReader
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