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Posted to issues@spark.apache.org by "Park Chan Min (JIRA)" <ji...@apache.org> on 2018/04/05 08:46:00 UTC
[jira] [Updated] (SPARK-23872) can not connect to another metastore
uri using two Spark sessions
[ https://issues.apache.org/jira/browse/SPARK-23872?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Park Chan Min updated SPARK-23872:
----------------------------------
Summary: can not connect to another metastore uri using two Spark sessions (was: You can not connect to another metastore uri using two Spark sessions)
> can not connect to another metastore uri using two Spark sessions
> -----------------------------------------------------------------
>
> Key: SPARK-23872
> URL: https://issues.apache.org/jira/browse/SPARK-23872
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.3.0
> Environment: OS :CentOS release 6.8 (Final)
> JAVA : build 1.8.0_101-b13
> SPARK : 2.3.0
>
> Reporter: Park Chan Min
> Priority: Major
>
> In Spark 2.1.0, two sessions worked normally In 2.3.0, the first session metasore information is used when the second session is run
> ------------------- Code ----------------------
> val spark_1 = SparkSession.builder()
> .enableHiveSupport()
> .config("hive.metastore.uris", "thrift://HOST_A:9083")
> .getOrCreate()
> spark_1.sql("SELECT A_FIELD FROM TABLE_A").show()
> SparkSession.clearActiveSession()
> SparkSession.clearDefaultSession()
> val spark_2 = SparkSession.builder()
> .enableHiveSupport()
> .config("hive.metastore.uris", "thrift://HOST_B:9083")
> .getOrCreate()
> spark_2.sql("SELECT B_FIELD FROM TABLE_B").show()
> ------------------- run info result in spark 2.1.0 ------------------
> INFO metastore: Trying to connect to metastore with URI thrift://*{color:#d04437}HOST_A{color}*:9083
> ......
> INFO DAGScheduler: Job 3 finished: show at SparkHDFSTest.scala:20, took 0.807905 s
> +------------ +
> / A_FIELD /
> +------------+
> / A /
> +------------+
> ......
> INFO metastore: Trying to connect to metastore with URI thrift://*{color:#d04437}HOST_B{color}*:9083
> INFO DAGScheduler: Job 3 finished: show at SparkHDFSTest.scala:20, took 0.807905 s
> +------------ +
> / B_FIELD /
> +------------+
> / B /
> +------------+
> ......
> ------------------- run info result in spark 2.3.0 ------------------
> INFO metastore: Trying to connect to metastore with URI thrift://*{color:#d04437}HOST_A{color}*:9083
> ......
> INFO DAGScheduler: Job 3 finished: show at SparkHDFSTest.scala:20, took 0.807905 s
> +------------ +
> / A_FIELD /
> +------------+
> / A /
> +------------+
> ......
> INFO metastore: Trying to connect to metastore with URI thrift://*{color:#d04437}HOST_A{color}*:9083
> ......
> Exception in thread "main" org.apache.spark.sql.AnalysisException: Table or view not found: `default`.`TABLE_B`; line 1 pos 19;
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