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Posted to dev@sqoop.apache.org by "Jarek Jarcec Cecho (JIRA)" <ji...@apache.org> on 2014/05/30 03:39:01 UTC
[jira] [Assigned] (SQOOP-1329) JDBC connection to Oracle timeout
after data import but before hive metadata import
[ https://issues.apache.org/jira/browse/SQOOP-1329?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jarek Jarcec Cecho reassigned SQOOP-1329:
-----------------------------------------
Assignee: Andrey Dmitriev
> JDBC connection to Oracle timeout after data import but before hive metadata import
> -----------------------------------------------------------------------------------
>
> Key: SQOOP-1329
> URL: https://issues.apache.org/jira/browse/SQOOP-1329
> Project: Sqoop
> Issue Type: Bug
> Components: connectors/oracle
> Affects Versions: 1.4.4
> Environment: Red Hat Enterprise Linux Server release 6.5
> Reporter: Andrey Dmitriev
> Assignee: Andrey Dmitriev
> Priority: Critical
> Labels: oracle
> Fix For: 1.4.4
>
> Attachments: SQOOP-1329.patch
>
>
> When I'm importing a table from Oracle which takes more than 1 hour to extract, I'm getting following error message at the stage when Sqoop tries to import data from temporary HDFS location to Hive:
> {quote}
> 14/05/27 13:05:51 INFO mapreduce.ImportJobBase: Transferred 47.2606 GB in 6,389.4644 seconds (6.7206 MB/sec)
> 14/05/27 13:05:51 INFO mapreduce.ImportJobBase: Retrieved 98235461 records.
> 14/05/27 13:05:51 DEBUG util.ClassLoaderStack: Restoring classloader: sun.misc.Launcher$AppClassLoader@566d0085
> 14/05/27 13:05:51 DEBUG hive.HiveImport: Hive.inputTable: WAREHOUSE.MY_BIG_TABLE
> 14/05/27 13:05:51 DEBUG hive.HiveImport: Hive.outputTable: WAREHOUSE.MY_BIG_TABLE
> 14/05/27 13:05:51 DEBUG manager.OracleManager: Using column names query: SELECT t.* FROM WAREHOUSE.MY_BIG_TABLE t WHERE 1=0
> 14/05/27 13:05:51 DEBUG manager.SqlManager: Execute getColumnTypesRawQuery : SELECT t.* FROM WAREHOUSE.MY_BIG_TABLE t WHERE 1=0
> 14/05/27 13:05:51 ERROR manager.SqlManager: Error executing statement: java.sql.SQLException: ORA-02396: exceeded maximum idle time, please connect again
> java.sql.SQLException: ORA-02396: exceeded maximum idle time, please connect again
> at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:447)
> at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:389)
> {quote}
> With small tables (under 1 hour) everything is fine.
> I'm using Sqoop v1.4.4
> {quote}
> 14/05/27 13:49:14 INFO sqoop.Sqoop: Running Sqoop version: 1.4.4-cdh5.0.0
> Sqoop 1.4.4-cdh5.0.0
> git commit id 8e266e052e423af592871e2dfe09d54c03f6a0e8
> {quote}
> This problems looks exactly as described in (SQOOP-934) issue.
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