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https://issues.apache.org/jira/browse/HIVE-16950?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Oleksiy Sayankin updated HIVE-16950:
------------------------------------
Status: Patch Available (was: In Progress)
> Dropping hive database/table which was created explicitly in default database
> location, deletes all databases data from default database location
> -------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-16950
> URL: https://issues.apache.org/jira/browse/HIVE-16950
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Affects Versions: 1.2.1
> Reporter: Rahul Kalgunde
> Assignee: Oleksiy Sayankin
> Priority: Minor
> Fix For: 3.0.0
>
> Attachments: HIVE-16950.1.patch, HIVE-16950.2.patch,
> HIVE-16950.3.patch
>
>
> When database/table is created explicitly pointing to the default location,
> dropping the database/table deletes all the data associated with the all
> databases/tables.
> Steps to replicate:
> in below e.g. dropping table test_db2 also deletes data of test_db1 where as
> metastore still contains test_db1
> hive> create database test_db1;
> OK
> Time taken: 4.858 seconds
> hive> describe database test_db1;
> OK
> test_db1
> hdfs://sandbox.hortonworks.com:8020/apps/hive/warehouse/test_db1.db root
> USER
> Time taken: 0.599 seconds, Fetched: 1 row(s)
> hive> create database test_db2 location '/apps/hive/warehouse' ;
> OK
> Time taken: 1.457 seconds
> hive> describe database test_db2;
> OK
> test_db2
> hdfs://sandbox.hortonworks.com:8020/apps/hive/warehouse root USER
> Time taken: 0.582 seconds, Fetched: 1 row(s)
> hive> drop database test_db2;
> OK
> Time taken: 1.317 seconds
> hive> dfs -ls /apps/hive/warehouse;
> ls: `/apps/hive/warehouse': No such file or directory
> Command failed with exit code = 1
> Query returned non-zero code: 1, cause: null
> hive> describe database test_db1;
> OK
> test_db1
> hdfs://sandbox.hortonworks.com:8020/apps/hive/warehouse/test_db1.db root
> USER
> Time taken: 0.629 seconds, Fetched: 1 row(s)
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