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From "Mattmann, Chris A (388J)" <chris.a.mattm...@jpl.nasa.gov>
Subject Re: [jira] [Commented] (GORA-22) Upgrade cassandra backend to cassandra 0.7
Date Sun, 24 Jul 2011 19:22:40 GMT
Great, thanks!

Cheers,
Chris

On Jul 24, 2011, at 11:07 AM, Alexis wrote:

> Hi Chris,
> 
> I created an INFRA ticket asking to grant write access to the wiki:
> https://issues.apache.org/jira/browse/INFRA-3797
> 
> On Fri, Jul 22, 2011 at 5:31 PM, Mattmann, Chris A (388J)
> <chris.a.mattmann@jpl.nasa.gov> wrote:
>> Hi Alexis,
>> 
>> Why do you need to add a label to add the docs?
>> 
>> Not sure what's up with the permissions. Please send
>> an email to infrastructure@apache.org, or file a JIRA issue
>> at https://issues.apache.org/jira/browse/INFRA to check into it.
>> 
>> Thanks!
>> 
>> Cheers,
>> Chris
>> 
>> On Jul 22, 2011, at 5:14 PM, Alexis wrote:
>> 
>>> Hi,
>>> 
>>> I created an account (user name is Alexis) on cwiki.apache.org. How do
>>> I edit the page? It says "You are only permitted to add personal
>>> labels on this page." when I try to add a "label".
>>> 
>>> Meanwhile, this is the doc i have so far:
>>> http://techvineyard.blogspot.com/2011/02/gora-orm-framework-for-hadoop-jobs.html#Cassandra_in_Gora
>>> 
>>> Alexis
>>> 
>>> On Fri, Jul 22, 2011 at 4:27 PM, Henry Saputra <henry.saputra@gmail.com>
wrote:
>>>> Alexis, could you add an entry in the Gora wiki:
>>>> https://cwiki.apache.org/confluence/display/GORA/Index to help
>>>> understand the change made to the Cassanndra backend code.
>>>> 
>>>> The changes are big and not much comment given in the header of the
>>>> class so its kind of hard to follow what was the intention of the
>>>> changes.
>>>> 
>>>> - Henry
>>>> 
>>>> On Fri, Jul 22, 2011 at 4:08 PM, Alexis <alexis.detreglode@gmail.com>
wrote:
>>>>> Hi,
>>>>> 
>>>>> Sorry I have committed my changes before I had the go ahead of the
>>>>> other peers. I am still learning the opensource etiquette. I thought
>>>>> it was fine to replace the code since I believe the Cassandra part was
>>>>> broken. I personnally never managed to use the code "as is". It was
>>>>> mentioned to me the entire backend needed to be rewritten:
>>>>> See Julien's comment in this page:
>>>>> http://techvineyard.blogspot.com/2011/01/trying-nutch-20-hbase-storage.html:
>>>>> 
>>>>> "The Cassandra backend in GORA is in need of serious work and is not
>>>>> considered fully functional, IIRC it is not thread safe. There has
>>>>> been a new release of Cassandra in the meantime and I am pretty sure
>>>>> that it would be quicker to simply write a new backend for GORA based
>>>>> on the latest release..."
>>>>> 
>>>>> Now we have 2 options:
>>>>> - revert the modifications and go back to a broken state
>>>>> - test the new version and iterate from there. I'm sure it's not
>>>>> perfect but at least we have a seemingly working state to start with.
>>>>> 
>>>>> Sorry for the bad surprise.
>>>>> 
>>>>> On Fri, Jul 22, 2011 at 8:21 AM, Chris A. Mattmann (JIRA)
>>>>> <jira@apache.org> wrote:
>>>>>> 
>>>>>>    [ https://issues.apache.org/jira/browse/GORA-22?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13069581#comment-13069581
]
>>>>>> 
>>>>>> Chris A. Mattmann commented on GORA-22:
>>>>>> ---------------------------------------
>>>>>> 
>>>>>> One note though: Alexis, it seems like you've replaced and/or added
upon somehow to the cassandra backend. It was my impression we had one already or that it
was functioning/etc. What does your patch do that improves or adds to it? Would be great to
explain for the benefit of others watching.
>>>>>> 
>>>>>>> Upgrade cassandra backend to cassandra 0.7
>>>>>>> ------------------------------------------
>>>>>>> 
>>>>>>>                 Key: GORA-22
>>>>>>>                 URL: https://issues.apache.org/jira/browse/GORA-22
>>>>>>>             Project: Gora
>>>>>>>          Issue Type: Improvement
>>>>>>>          Components: storage
>>>>>>>    Affects Versions: 0.2-incubating
>>>>>>>            Reporter: Julien Nioche
>>>>>>>             Fix For: 0.2-incubating
>>>>>>> 
>>>>>>>         Attachments: gora-cassandra-mapping.xml, gora-cassandra-mapping.xml,
gora.patch, goraCassandra.patch
>>>>>>> 
>>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> --
>>>>>> This message is automatically generated by JIRA.
>>>>>> For more information on JIRA, see: http://www.atlassian.com/software/jira
>>>>>> 
>>>>>> 
>>>>>> 
>>>>> 
>>>> 
>> 
>> 
>> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>> Chris Mattmann, Ph.D.
>> Senior Computer Scientist
>> NASA Jet Propulsion Laboratory Pasadena, CA 91109 USA
>> Office: 171-266B, Mailstop: 171-246
>> Email: chris.a.mattmann@nasa.gov
>> WWW:   http://sunset.usc.edu/~mattmann/
>> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>> Adjunct Assistant Professor, Computer Science Department
>> University of Southern California, Los Angeles, CA 90089 USA
>> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>> 
>> 


++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Chris Mattmann, Ph.D.
Senior Computer Scientist
NASA Jet Propulsion Laboratory Pasadena, CA 91109 USA
Office: 171-266B, Mailstop: 171-246
Email: chris.a.mattmann@nasa.gov
WWW:   http://sunset.usc.edu/~mattmann/
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Adjunct Assistant Professor, Computer Science Department
University of Southern California, Los Angeles, CA 90089 USA
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++


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