That had been my initial thought, however dumping the data from hbase
shell only found single entries. Further with the experiment I ran
yesterday (generating the data to a new table as well as the old one)
the entries being created should have been identical for each table.
The only thing I
On Sun, Nov 7, 2010 at 5:38 AM, Anthony Urso wrote:
> Is there any way to know how many values I will see in a call to
> reduce without first counting through them all with the iterator?
No, there currently isn't. The framework doesn't have the information until
the iterator is exhausted. The i
Hi Adam,
Is it possible that you have double entries in your old table (two entries for
the same (column family, column, timestamp) tuple)?
Sven
-Ursprüngliche Nachricht-
Von: Adam Phelps [mailto:a...@opendns.com]
Gesendet: Dienstag, 9. November 2010 01:30
An: mapreduce-user@hadoop.apa
Hi all,
I am very new to Hadoop and I have a (it seems to me it should be quite simple)
question regarding MapReduce:
I wanted to implement a simple Map Reduce to create an inverted index over a
list of files on my DFS. The code is quite easy, but I cannot figure out, how I
get to the exact lo
en, Yes, "stream process" should be more accurate than "real-time"
On Tue, Nov 9, 2010 at 6:36 PM, Bibek Paudel wrote:
> On Tue, Nov 9, 2010 at 10:49 AM, Jeff Zhang wrote:
>> Not sure whether this has been post on this mail list. But I strongly
>> feel to tell everyone here that "Yahoo Open Sou
On Tue, Nov 9, 2010 at 10:49 AM, Jeff Zhang wrote:
> Not sure whether this has been post on this mail list. But I strongly
> feel to tell everyone here that "Yahoo Open Source Real-Time
> MapReduce". See http://s4.io/ for more details.
>
> And thanks again for Yahoo's contribution for open source
Hi,
I had a quick read through the site and I have perhaps "the" question:
Assume I have an existing Hadoop MapReduce application written in Java.
How hard is it to make it run in realtime using this new tool?
2010/11/9 Jeff Zhang
> Not sure whether this has been post on this mail list. But I s
Not sure whether this has been post on this mail list. But I strongly
feel to tell everyone here that "Yahoo Open Source Real-Time
MapReduce". See http://s4.io/ for more details.
And thanks again for Yahoo's contribution for open source world.
--
Best Regards
Jeff Zhang
Hi,
On Tue, Nov 9, 2010 at 2:55 PM, Jyothish Soman wrote:
> Hello,
> I wanted to know how to increase the data processed by a single JVM
> instance. What options are needed for this, and where to put them up.
What do you exactly mean by increasing the "data processed" part?
In case you're runni
Hello,
I wanted to know how to increase the data processed by a single JVM
instance. What options are needed for this, and where to put them up.
Regards,
Jyothish Soman
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