[jira] [Updated] (SPARK-19540) Add ability to clone SparkSession wherein cloned session has a reference to SharedState and an identical copy of the SessionState
[ https://issues.apache.org/jira/browse/SPARK-19540?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kunal Khamar updated SPARK-19540: - Affects Version/s: (was: 2.1.1) 2.2.0 > Add ability to clone SparkSession wherein cloned session has a reference to > SharedState and an identical copy of the SessionState > - > > Key: SPARK-19540 > URL: https://issues.apache.org/jira/browse/SPARK-19540 > Project: Spark > Issue Type: Improvement > Components: SQL >Affects Versions: 2.2.0 >Reporter: Kunal Khamar > > Forking a newSession() from SparkSession currently makes a new SparkSession > that does not retain SessionState (i.e. temporary tables, SQL config, > registered functions etc.) This change adds a method cloneSession() which > creates a new SparkSession with a copy of the parent's SessionState. > Subsequent changes to base session are not propagated to cloned session, > clone is independent after creation. > If the base is changed after clone has been created, say user registers new > UDF, then the new UDF will not be available inside the clone. Same goes for > configs and temp tables. -- This message was sent by Atlassian JIRA (v6.3.15#6346) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-19540) Add ability to clone SparkSession wherein cloned session has a reference to SharedState and an identical copy of the SessionState
[ https://issues.apache.org/jira/browse/SPARK-19540?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kunal Khamar updated SPARK-19540: - Issue Type: Improvement (was: Story) > Add ability to clone SparkSession wherein cloned session has a reference to > SharedState and an identical copy of the SessionState > - > > Key: SPARK-19540 > URL: https://issues.apache.org/jira/browse/SPARK-19540 > Project: Spark > Issue Type: Improvement > Components: SQL >Affects Versions: 2.1.1 >Reporter: Kunal Khamar > > Forking a newSession() from SparkSession currently makes a new SparkSession > that does not retain SessionState (i.e. temporary tables, SQL config, > registered functions etc.) This change adds a method cloneSession() which > creates a new SparkSession with a copy of the parent's SessionState. > Subsequent changes to base session are not propagated to cloned session, > clone is independent after creation. > If the base is changed after clone has been created, say user registers new > UDF, then the new UDF will not be available inside the clone. Same goes for > configs and temp tables. -- This message was sent by Atlassian JIRA (v6.3.15#6346) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
