[jira] [Commented] (HIVE-24210) PartitionManagementTask fails if one of tables dropped after fetching TableMeta

["Vineet Garg (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVE-24210?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17206302#comment-17206302 ] 

Vineet Garg commented on HIVE-24210:
------------------------------------

+1. LGTM

> PartitionManagementTask fails if one of tables dropped after fetching TableMeta
> -------------------------------------------------------------------------------
>
>                 Key: HIVE-24210
>                 URL: https://issues.apache.org/jira/browse/HIVE-24210
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Naresh P R
>            Assignee: Naresh P R
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> After fetching tableMeta based on configured dbPattern & tablePattern for PMT
> https://github.com/apache/hive/blob/master/standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/PartitionManagementTask.java#L125
> If one of the tables dropped before scheduling AutoPartition Discovery or MSCK, then entire PMT will be stopped because of below exception even though we can run MSCK for other valid tables.
> {code:java}
> 2020-09-21T10:45:15,875 ERROR [pool-4-thread-150]: metastore.PartitionManagementTask (PartitionManagementTask.java:run(163)) - Exception while running partition discovery task for table: null
> org.apache.hadoop.hive.metastore.api.NoSuchObjectException: hive.default.test_table table not found
>  at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.get_table_core(HiveMetaStore.java:3391) 
>  at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getTableInternal(HiveMetaStore.java:3315) 
>  at org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.get_table_req(HiveMetaStore.java:3291) 
>  at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
>  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
>  at java.lang.reflect.Method.invoke(Method.java:498) 
>  at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invokeInternal(RetryingHMSHandler.java:147) 
>  at org.apache.hadoop.hive.metastore.RetryingHMSHandler.invoke(RetryingHMSHandler.java:108) 
>  at com.sun.proxy.$Proxy30.get_table_req(Unknown Source) ~[?:?]
>  at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getTable(HiveMetaStoreClient.java:1804) 
>  at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getTable(HiveMetaStoreClient.java:1791) 
>  at org.apache.hadoop.hive.metastore.PartitionManagementTask.run(PartitionManagementTask.java:130){code}
> Exception is thrown from here.
> [https://github.com/apache/hive/blob/master/standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/PartitionManagementTask.java#L130]



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