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From "Billy" <sa...@pearsonwholesale.com>
Subject Re: FAQ for Hbase updated
Date Fri, 30 Nov 2007 00:46:42 GMT
Ok I see the two bugs you said we where waiting on have been committed to 
the trunk what else are we waiting on to be able to do map reduce with 
hbase?

Billy



"stack" <stack@duboce.net> wrote in message 
news:4748619C.3000004@duboce.net...
>I made a start here: http://wiki.apache.org/lucene-hadoop/Hbase/MapReduce.
>
> Of note, hbase+MR in TRUNK is broke, at least for hbase as source, until 
> the fixes for MapWritable and TableInputFormat go in (HADOOP-2244 and 
> HADOOP-2234).
>
> St.Ack
>
>
>
> Billy wrote:
>> I can code just about anything I need in php and java is some what the 
>> same in code style so I can almost read and understand what its doing. 
>> What would be help full is a sample map/reduce reading from one column 
>> write result back to sec column script for hbase so I could work with it 
>> and build off it. I seen the TestTableMapReduce.class but its a little 
>> over complex for me to start with.
>>
>> Billy
>>
>>
>>
>> "stack" <stack@duboce.net> wrote in message 
>> news:47476B85.6070800@duboce.net...
>>
>>> Fixed.  Sorry about that.
>>> St.Ack
>>> P.S. Be sure to check out the hbase unit tests if you're looking for 
>>> more on how to write hbase-ise.
>>>
>>> Billy wrote:
>>>
>>>> Can we get someone who has written java apps that work with hbase 
>>>> update the example on this page
>>>> http://wiki.apache.org/lucene-hadoop/Hbase/FAQ
>>>>
>>>> I thank there is some bugs in there that need to be addressed
>>>> example:
>>>> desc.addFamily(new HColumnDescriptor(new Text("content:"));there are 3 
>>>> ('s bit only 2 )'s and I get a error when I try to run this with 
>>>> javacaddtable.java:22: ')' expected
>>>>                 desc.addFamily(new HColumnDescriptor(new 
>>>> Text("content:"));
>>>>
>>>> ^
>>>> addtable.java:23: ')' expected
>>>>                 desc.addFamily(new HColumnDescriptor(new 
>>>> Text("anchor:"));
>>>>
>>>>
>>>> I am new to java so bugs like the above make it that much harder to 
>>>> understand and get hbase working with there tests
>>>>
>>>> Thanks
>>>> Billy
>>>>
>>>>
>>>>
>>>>
>>>
>>
>>
>>
>>
>
> 




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