Jim,

Could you comment on "derailed by TFile"?

Thanks,

Bruce

On Tue, Dec 2, 2008 at 8:20 AM, Jim Kellerman (POWERSET)
<[EMAIL PROTECTED]> wrote:
> That patch was never committed to the Hadoop code base, (I
> believe it got derailed by TFile). Until the code is in
> Hadoop, we cannot remove it from HBase.
>
> ---
> Jim Kellerman, Powerset (Live Search, Microsoft Corporation)
>
>> -----Original Message-----
>> From: Bruce Williams [mailto:[EMAIL PROTECTED]
>> Sent: Tuesday, December 02, 2008 4:02 AM
>> To: [email protected]
>> Subject: Re: Bloom filters
>>
>> On Mon, Dec 1, 2008 at 12:36 PM, stack <[EMAIL PROTECTED]> wrote:
>> > Bruce Williams wrote:
>> >>
>> >> My understanding, which may be faulty, is the option works until a
>> >> column is modified and then it fails in a difficult-to-fix manner. The
>> >> jira hints that the issue could impact how clients, such as ZooKeeper,
>> >> function as well as HBase.
>> >>
>> >
>> > HBase shouldn't NPE.  If bloomfilters are enabled on a table where
>> before
>> > there were none, the table should just evolve gracefully adding the
>> filters
>> > as it runs (Same should happen when they are disabled; any filters
>> should be
>> > gradually disposed-of).
>> >
>> >> I will continue to dig, but coming up to speed on the HBase
>> >> implementation will take my time short term, can someone comment on
>> >> the "client issues"?
>> >>
>> >
>> > Keep asking questions if it'll maximize the time you have for hbase.
>> >
>> > Please expand on what you mean by 'client' issues in the above.
>> >
>> > Thanks,
>> > St.Ack
>> >
>>
>> Thanks, St. Ack
>>
>> Bloom Filter Code has been moved from HBase to Hadoop Core?
>>
>> https://issues.apache.org/jira/browse/HADOOP-3063
>>
>> Updated patch. This patch imports the Bloom filter classes into
>> org.apache.hadoop.util.bloom, and adds a notice to LICENSE.txt.
>> [ Show > ]
>> Andrzej Bialecki - 29/Mar/08 02:50 PM Updated patch. This patch
>> imports the Bloom filter classes into org.apache.hadoop.util.bloom,
>> and adds a notice to LICENSE.txt.
>>
>> Doug Cutting and Owen O'Malley think we should remove the code from
>> HBase and use the Hadoop code.
>>
>> We have https://issues.apache.org/jira/browse/HBASE-553 to remove the
>> code from HBase.
>>
>> Comment?
>>
>>
>> Bruce
>>
>> --
>>
>> "Discovering...discovering...we will never cease discovering...
>> and the end of all our discovering will be
>> to return to the place where we began
>> and to know it for the first time."
>> -T.S. Eliot
>
>



-- 

"Discovering...discovering...we will never cease discovering...
and the end of all our discovering will be
to return to the place where we began
and to know it for the first time."
-T.S. Eliot

Reply via email to