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https://issues.apache.org/jira/browse/CARBONDATA-40?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15363666#comment-15363666
 ] 

ASF GitHub Bot commented on CARBONDATA-40:
------------------------------------------

Github user gvramana commented on a diff in the pull request:

    https://github.com/apache/incubator-carbondata/pull/23#discussion_r69668887
  
    --- Diff: 
integration/spark/src/main/scala/org/apache/spark/sql/CarbonContext.scala ---
    @@ -32,8 +34,22 @@ import org.carbondata.common.logging.LogServiceFactory
     import org.carbondata.core.util.CarbonProperties
     import org.carbondata.spark.rdd.CarbonDataFrameRDD
     
    -class CarbonContext(val sc: SparkContext, val storePath: String) extends 
HiveContext(sc) {
    +class CarbonContext(
    +    val sc: SparkContext,
    +    val storePath: String,
    +    metaStorePath: String) extends HiveContext(sc) with Logging {
       self =>
    +
    +  def this (sc: SparkContext) = {
    +    this (sc,
    +      new File("./carbonstore").getCanonicalPath,
    --- End diff --
    
    there is a configuration CarbonCommonConstants.STORE_LOCATION, that should 
be taken as default value when storelocation is not provided.


> Make metastore_db location of derby configurable in CarbonContext
> -----------------------------------------------------------------
>
>                 Key: CARBONDATA-40
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-40
>             Project: CarbonData
>          Issue Type: Improvement
>            Reporter: Ravindra Pesala
>            Assignee: Ravindra Pesala
>
> Currently metastore_db location of derby is not configurable and it is always 
> created in current directory. Because of this constraint user not able to 
> create multiple CarbonContext with derby db. This is the reason user cannot 
> create CarbonContext in spark-shell with standalone derby db.
> To overcome the above issue we can make the derby db location configurable 
> while creating CarbonContext.
> Case 1:
> {code}
> val cc = new CarbonContext(sc)
> {code}
> In above scenario, default store location at `./carbondata` it means store is 
> created in current directory.And default metastore location 
> `./carbonmetastore`, it means metastore is created at current directory.
> Case 2 :
> {code}
> val cc = new CarbonContext(sc, storeLocation)
> {code}
> In above scenario, default metastore location `./carbonmetastore`, it means 
> metastore is created at current directory.
> Case 3: 
> {code}
> val cc = new CarbonContext(sc, storeLocation, metastoreLocation)
> {code}
> In above scenario all parameters are passed, so store location and 
> metastoreLocation would be created at desired location.



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