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https://issues.apache.org/jira/browse/HIVE-7483?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eugene Koifman reassigned HIVE-7483:
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Assignee: Eugene Koifman
> hive insert overwrite table select from self dead lock
> ------------------------------------------------------
>
> Key: HIVE-7483
> URL: https://issues.apache.org/jira/browse/HIVE-7483
> Project: Hive
> Issue Type: Bug
> Components: Locking
> Affects Versions: 0.13.1
> Reporter: Xiaoyu Wang
> Assignee: Eugene Koifman
>
> CREATE TABLE test(
> id int,
> msg string)
> PARTITIONED BY (
> continent string,
> country string)
> CLUSTERED BY (id)
> INTO 10 BUCKETS
> STORED AS ORC;
> alter table test add partition(continent='Asia',country='India');
> in hive-site.xml:
> hive.txn.manager=org.apache.hadoop.hive.ql.lockmgr.DbTxnManager;
> hive.support.concurrency=true;
> in hive shell:
> set hive.input.format=org.apache.hadoop.hive.ql.io.HiveInputFormat;
> insert into test table some records first.
> then execute sql:
> insert overwrite table test partition(continent='Asia',country='India')
> select id,msg from test;
> the log stop at :
> INFO log.PerfLogger: <PERFLOG method=acquireReadWriteLocks
> from=org.apache.hadoop.hive.ql.Driver>
> i think it has dead lock when insert overwrite table from it self.
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