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From "HBase Review Board (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HIVE-675) add database/schema support Hive QL
Date Tue, 24 Aug 2010 21:30:22 GMT

    [ https://issues.apache.org/jira/browse/HIVE-675?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12902081#action_12902081
] 

HBase Review Board commented on HIVE-675:
-----------------------------------------

Message from: "Carl Steinbach" <carl@cloudera.com>


bq.  On 2010-08-24 14:23:09, Ted Yu wrote:
bq.  > metastore/src/model/package.jdo, line 15
bq.  > <http://review.cloudera.org/r/508/diff/4/?file=7227#file7227line15>
bq.  >
bq.  >     name= should be changed as well.

"DESC" is the name of a column that already exists in the schema. The name is not optimal,
but changing it presents a bigger inconvenience.


- Carl


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> add database/schema support Hive QL
> -----------------------------------
>
>                 Key: HIVE-675
>                 URL: https://issues.apache.org/jira/browse/HIVE-675
>             Project: Hadoop Hive
>          Issue Type: New Feature
>          Components: Metastore, Query Processor
>            Reporter: Prasad Chakka
>            Assignee: Carl Steinbach
>             Fix For: 0.6.0, 0.7.0
>
>         Attachments: hive-675-2009-9-16.patch, hive-675-2009-9-19.patch, hive-675-2009-9-21.patch,
hive-675-2009-9-23.patch, hive-675-2009-9-7.patch, hive-675-2009-9-8.patch, HIVE-675-2010-08-16.patch.txt,
HIVE-675-2010-7-16.patch.txt, HIVE-675-2010-8-4.patch.txt, HIVE-675.10.patch.txt, HIVE-675.11.patch.txt,
HIVE-675.12.patch.txt
>
>
> Currently all Hive tables reside in single namespace (default). Hive should support multiple
namespaces (databases or schemas) such that users can create tables in their specific namespaces.
These name spaces can have different warehouse directories (with a default naming scheme)
and possibly different properties.
> There is already some support for this in metastore but Hive query parser should have
this feature as well.

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