Pycassa

From Handwiki

pycassa is a client library for Apache Cassandra.[1]

It is a Python client library having following features:

  • Auto-failover for normal or thread-local connections
  • Batch interface
  • Connection pooling
  • Method to map an existing class to a Cassandra column family

Like Apache Cassandra, pycassa is open-source.[1]

Code example

The following code adds the user name with the corresponding password to the column families (pycassa.ColumnFamily) USER and USERNAME:[2]

username = "jericevans"
password = "**********"
useruuid = str(uuid())
columns = {"id": useruuid, "username": username, "password": password}
USER.insert(useruuid, columns)
USERNAME.insert(username, {"id": useruuid})

References

  1. 1.0 1.1 "pycassa". github. https://github.com/pycassa/pycassa#readme. Retrieved 2011-03-18. 
  2. "Cassandra By Example: Tying it all together". Rackspace. http://www.rackspace.com/cloud/blog/2010/05/12/cassandra-by-example/. Retrieved 2011-03-18. 

External links

  • pycassa 1.0.6 Documentation




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Categories: [Distributed computing]


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