GitHub user tejasapatil opened a pull request:
https://github.com/apache/spark/pull/10849
[SPARK-12926][SQL] SQLContext to disallow users passing non-sql configs
Testing:
```
./bin/spark-shell
scala> sqlContext.sql("SET spark.sql.orc.filterPushdown=false")
res1: org.apache.spark.sql.DataFrame = [key: string, value: string]
scala> sqlContext.sql("SET hive.mapred.mode=nonstrict")
res2: org.apache.spark.sql.DataFrame = [key: string, value: string]
scala> sqlContext.sql("SET spark.shuffle.memoryFraction=0.4")
org.apache.spark.SparkException: Attempt to set non-Spark SQL config in
SQLConf: key = spark.shuffle.memoryFraction, value = 0.4
at org.apache.spark.sql.SQLConf.setConfWithCheck(SQLConf.scala:696)
at org.apache.spark.sql.SQLConf.setConfString(SQLConf.scala:623)
at org.apache.spark.sql.SQLContext.setConf(SQLContext.scala:137)
at
org.apache.spark.sql.execution.SetCommand$$anonfun$8.apply(commands.scala:163)
at
org.apache.spark.sql.execution.SetCommand$$anonfun$8.apply(commands.scala:162)
at org.apache.spark.sql.execution.SetCommand.run(commands.scala:214)
at
org.apache.spark.sql.execution.ExecutedCommand.sideEffectResult$lzycompute(commands.scala:58)
at
org.apache.spark.sql.execution.ExecutedCommand.sideEffectResult(commands.scala:56)
at
org.apache.spark.sql.execution.ExecutedCommand.doExecute(commands.scala:70)
at
org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:108)
at
org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:106)
at
org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:150)
at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:106)
at
org.apache.spark.sql.execution.QueryExecution.toRdd$lzycompute(QueryExecution.scala:55)
at
org.apache.spark.sql.execution.QueryExecution.toRdd(QueryExecution.scala:55)
at org.apache.spark.sql.DataFrame.<init>(DataFrame.scala:140)
at org.apache.spark.sql.DataFrame.<init>(DataFrame.scala:125)
at org.apache.spark.sql.DataFrame$.apply(DataFrame.scala:47)
at org.apache.spark.sql.SQLContext.sql(SQLContext.scala:800)
..
```
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/tejasapatil/spark SPARK-12926
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/10849.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 #10849
----
commit 0741c5d6678992de9ee3827bb3c6428466f9217c
Author: Tejas Patil <[email protected]>
Date: 2016-01-20T14:36:49Z
[SPARK-12926][SQL] SQLContext to disallow users passing non-sql configs
----
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