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From Jean-Daniel Cryans <jdcry...@apache.org>
Subject Re: Are transactional indexes and indexed indexes incompatible?
Date Mon, 08 Mar 2010 20:28:25 GMT
Yeah this is the downside of the way we currently do contribs, they
are all exclusive.

J-D

On Mon, Mar 8, 2010 at 12:13 PM, Michael Segel
<michael_segel@hotmail.com> wrote:
>
> Hi,
>
> There are two ways one can add secondary indexing to HBase.
>
> One is from $HBASE_HOME/contrib/transactional/ *.jar and the other is from $HBASE_HOME/contrib/indexed/*.jar
>
> In setting up transactional, you need to following in hbase-site.xml:
> <!-- Indexing Setup -->
>  <property>
>    <name>hbase.regionserver.class</name>
>    <value>org.apache.hadoop.hbase.ipc.IndexedRegionInterface</value>
>    <description> Required for secondary indexing. </description>
>  </property>
>  <property>
>    <name>hbase.regionserver.impl</name>
>    <value>org.apache.hadoop.hbase.regionserver.tableindexed.IndexedRegionServer</value>
>    <description> Required for secondary indexing. </description>
>  </property>
>
> and for Indexing we set the following:
>
>
>
> <property>
>
>
> <name>hbase.hregion.impl</name>
>
>
> <value>org.apache.hadoop.hbase.regionserver.IdxRegion</value>
>
> </property>
> So it looks like that they can co-exist.Is this not the case?
> Thx
> -Mike
>
>
>
>
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