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Posted to dev@hbase.apache.org by "Andrew Purtell (JIRA)" <ji...@apache.org> on 2008/08/04 08:55:44 UTC
[jira] Updated: (HBASE-793) HTable.getStartKeys() ignores table
names when matching columns
[ https://issues.apache.org/jira/browse/HBASE-793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andrew Purtell updated HBASE-793:
---------------------------------
Attachment: 0.2.0-793.patch
> HTable.getStartKeys() ignores table names when matching columns
> ---------------------------------------------------------------
>
> Key: HBASE-793
> URL: https://issues.apache.org/jira/browse/HBASE-793
> Project: Hadoop HBase
> Issue Type: Bug
> Components: mapred
> Affects Versions: 0.2.0
> Reporter: Andrew Purtell
> Assignee: Andrew Purtell
> Fix For: 0.2.0
>
> Attachments: 0.2.0-793.patch
>
>
> Dru Jensen wrote on hbase-user@
> > I found what is causing the same rows being sent to multiple map tasks.
> > If you have the same column family name in other tables, the Test will
> > send the same rows to multiple map reducers.
> Stack wrote in response:
> > Indeed, a bug in getStartKeys will make us process all tables that have
> > a column family name in common.
> [...]
> > The above Visitor is visiting the meta table. Its checking column
> > family name. Any region that is not offlined or split gets added to the
> > list of regions. Its not checking that the region belongs to the wanted
> > table.
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