This sqlContext is one instance of hive context, do not be confused by the
name.
> On Feb 16, 2016, at 12:51, Prabhu Joseph <prabhujose.ga...@gmail.com> wrote:
>
> Hi All,
>
> On creating HiveContext in spark-shell, fails with
>
> Caused by: ERROR XSDB6: Another instance of Derby may have already booted the
> database /SPARK/metastore_db.
>
> Spark-Shell already has created metastore_db for SqlContext.
>
> Spark context available as sc.
> SQL context available as sqlContext.
>
> But without HiveContext, i am able to query the data using SqlContext .
>
> scala> var df =
> sqlContext.read.format("com.databricks.spark.csv").option("header",
> "true").option("inferSchema", "true").load("/SPARK/abc")
> df: org.apache.spark.sql.DataFrame = [Prabhu: string, Joseph: string]
>
> So is there any real need for HiveContext inside Spark Shell. Is everything
> that can be done with HiveContext, achievable with SqlContext inside Spark
> Shell.
>
>
>
> Thanks,
> Prabhu Joseph
>
>
>
>
---------------------------------------------------------------------
To unsubscribe, e-mail: user-unsubscr...@spark.apache.org
For additional commands, e-mail: user-h...@spark.apache.org
