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Posted to issues@carbondata.apache.org by "anubhav tarar (JIRA)" <ji...@apache.org> on 2017/09/18 07:55:00 UTC

[jira] [Commented] (CARBONDATA-1477) Wrong values shown when fetching date type values in hive

    [ https://issues.apache.org/jira/browse/CARBONDATA-1477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16169713#comment-16169713 ] 

anubhav tarar commented on CARBONDATA-1477:
-------------------------------------------

bug was values that i get for date type is 1970-01-01 which was wrong

i just misedited the logs

> Wrong values shown when fetching date type values in hive
> ---------------------------------------------------------
>
>                 Key: CARBONDATA-1477
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-1477
>             Project: CarbonData
>          Issue Type: Bug
>          Components: hive-integration
>    Affects Versions: 1.2.0
>         Environment: hive1.2.1,spark2.1
>            Reporter: anubhav tarar
>            Assignee: anubhav tarar
>            Priority: Trivial
>         Attachments: data.csv
>
>          Time Spent: 3h
>  Remaining Estimate: 0h
>
> {code} 
> package org.apache.carbondata.hiveexample
> import java.io.File
> import java.sql.{DriverManager, ResultSet, Statement}
> import org.apache.spark.sql.SparkSession
> import org.apache.carbondata.common.logging.LogServiceFactory
> import org.apache.carbondata.hive.server.HiveEmbeddedServer2
> // scalastyle:off println
> object HiveExample {
>   private val driverName: String = "org.apache.hive.jdbc.HiveDriver"
>   def main(args: Array[String]) {
>     val rootPath = new File(this.getClass.getResource("/").getPath
>                             + "../../../..").getCanonicalPath
>     val store = s"$rootPath/integration/hive/target/store"
>     val warehouse = s"$rootPath/integration/hive/target/warehouse"
>     val metaStore_Db = s"$rootPath/integration/hive/target/carbon_metaStore_db"
>     val logger = LogServiceFactory.getLogService(this.getClass.getCanonicalName)
>     var resultId = ""
>     var resultName = ""
>     var resultSalary = ""
>     import org.apache.spark.sql.CarbonSession._
>     val carbonSession = SparkSession
>       .builder()
>       .master("local")
>       .appName("HiveExample")
>       .config("carbonSession.sql.warehouse.dir", warehouse).enableHiveSupport()
>       .getOrCreateCarbonSession(
>         store, metaStore_Db)
>     carbonSession.sql("DROP TABLE IF EXISTS HIVE_CARBON_EXAMPLE ")
>     carbonSession
>       .sql(
>         """CREATE TABLE IF NOT EXISTS HIVE_CARBON_EXAMPLE (ID int,NAME string,SALARY double,JOININGDATE date) STORED BY
>           |'CARBONDATA' """
>           .stripMargin)
>     carbonSession.sql(
>       s"""
>            LOAD DATA LOCAL INPATH '$rootPath/integration/hive/src/main/resources/data.csv' INTO
>            TABLE
>          HIVE_CARBON_EXAMPLE
>            """)
>     carbonSession.sql("SELECT * FROM HIVE_CARBON_EXAMPLE").show()
>     carbonSession.stop()
>     try {
>       Class.forName(driverName)
>     }
>     catch {
>       case classNotFoundException: ClassNotFoundException =>
>         classNotFoundException.printStackTrace()
>     }
>     val hiveEmbeddedServer2 = new HiveEmbeddedServer2()
>     hiveEmbeddedServer2.start()
>     val port = hiveEmbeddedServer2.getFreePort
>     val connection = DriverManager.getConnection(s"jdbc:hive2://localhost:$port/default", "", "")
>     val statement: Statement = connection.createStatement
>     logger.info(s"============HIVE CLI IS STARTED ON PORT $port ==============")
>     statement.execute("CREATE TABLE IF NOT EXISTS " + "HIVE_CARBON_EXAMPLE " +
>                       " (ID int, NAME string,SALARY double,JOININGDATE date)")
>     statement
>       .execute(
>         "ALTER TABLE HIVE_CARBON_EXAMPLE SET FILEFORMAT INPUTFORMAT \"org.apache.carbondata." +
>         "hive.MapredCarbonInputFormat\"OUTPUTFORMAT \"org.apache.carbondata.hive." +
>         "MapredCarbonOutputFormat\"SERDE \"org.apache.carbondata.hive." +
>         "CarbonHiveSerDe\" ")
>     statement
>       .execute(
>         "ALTER TABLE HIVE_CARBON_EXAMPLE SET LOCATION " +
>         s"'file:///$store/default/hive_carbon_example' ")
>     val sql = "SELECT * FROM HIVE_CARBON_EXAMPLE"
>     val resultSet: ResultSet = statement.executeQuery(sql)
>     var rowsFetched = 0
>     while (resultSet.next) {
>       println("*********"+resultSet.getString("JOININGDATE"))
>     }
>     println(s"******Total Number Of Rows Fetched ****** $rowsFetched")
>     logger.info("Fetching the Individual Columns ")
>     hiveEmbeddedServer2.stop()
>     System.exit(0)
>   }
> }
> values that i get for date type is 1970-01-01 which was wrong



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