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Update word_count README 

git-svn-id: https://svn.apache.org/repos/asf/cassandra/branches/cassandra-0.7@1042863 13f79535-47bb-0310-9956-ffa450edef68
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Brandon Williams 2010-12-06 23:46:44 +00:00
parent 0aa85e9398
commit 7eae748cc3
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contrib/word_count/README.txt
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@ -13,15 +13,15 @@ contrib/word_count$ bin/word_count
The output of the word count can now be configured. In the bin/word_count
file, you can specify the OUTPUT_REDUCER. The two options are 'filesystem'
and 'cassandra'. The filesystem option outputs to the /tmp/word_count*
directories. The cassandra option outputs to the 'Standard2' column family.
directories. The cassandra option outputs to the 'output_words' column family
in the 'wordcount' keyspace.
In order to view the results in Cassandra, one can use python/pycassa and
In order to view the results in Cassandra, one can use bin/cassandra-cli and
perform the following operations:
$ python
>>> import pycassa
>>> con = pycassa.connect('Keyspace1')
>>> cf = pycassa.ColumnFamily(con, 'Standard2')
>>> list(cf.get_range())
$ bin/cassandra-cli
> connect localhost/9160
> use wordcount;
> list output_words;
Read the code in src/ for more details.