Sorry, I replied to the wrong list with HBase info.

Here is Cassandra's link about invoking compaction manually through nodetool
http://www.datastax.com/documentation/cassandra/1.2/webhelp/index.html#cassandra/tools/toolsNodetool_r.html?pagename=docs&version=1.2&file=references/nodetool

Regards,
Shahab


On Sat, Oct 5, 2013 at 7:06 PM, Shahab Yunus <shahab.yunus@gmail.com> wrote:
Yes you can:

http://hbase.apache.org/book/regions.arch.html#compaction
http://hbase.apache.org/book/important_configurations.html (Managed Compaction section)

Regards,
Shahab


On Sat, Oct 5, 2013 at 6:02 PM, Sebastian Schmidt <isibboi@gmail.com> wrote:
Am 06.10.2013 00:00, schrieb Cem Cayiroglu:
> It will be deleted after a compaction.
>
> Sent from my iPhone
>
> On 05 Oct 2013, at 07:29, Sebastian Schmidt <isibboi@gmail.com> wrote:
>
>> Hi,
>>
>> per default, the key of a row is not deleted, if all columns were
>> deleted. I tried to figure out why, but I didn't find an answer, except
>> that it is 'intended'. Why is that intended? And is there a possibility
>> to manually delete the row key?
>>
>> Regards
>> Sebastian
Okay, thanks.

Can I manually start the compaction process?