nosql

Startups

Quora’s Technology Examined

In this blog post I will delve into the snippets of information available on Quora and look at Quora from a technical perspective. What technical decisions have they made? What does their architecture look like? What languages and frameworks do they use? How do they make that search bar respond so quickly?

Read
DevOps

Run The Latest Whirr And Deploy HBase In Minutes

In a few of my recent posts I have covered the ease of deploying clusters of Hadoop and Cassandra using Whirr. With Whirr you can simply write a

Read
DevOps

Quickly Launch A Cassandra Cluster On Amazon EC2

If you have read my previous post, Map-Reduce With Ruby Using Hadoop, then you will know that firing up a Hadoop cluster is really simple when you use

Read
DevOps

De-volatile Your Memcached. Upgrade to Membase

Membase's TCP interface is identical Memcached, so migrating your existing code-base will not be an issue at all.

Read
DevOps

SQLShell. A Cross-Database SQL Tool With NoSQL Potential

In this blog post I will introduce SQLShell and demonstrate, step-by-step, how to install it and start using it with MySQL. I will also reflect on the possibilites of using this with NoSQL technologies, such as HBase, MongoDB, Hive, CouchDB, Redis and Google BigQuery. SQLShell is a cross-platform, cross-database command-line tool for SQL, much like psql for PostgreSQL or the mysql command-line tool for MySQL.

Read
Data processing

How To Get Experience Working With Large Datasets

There are data sources out there, but which data source you choose depends on which technology you wish to get experience working with. The experience should be of the technologies you are using, rather than what the data is. Certain datasets pair better with certain technologies. Simulating the data can be another approach. You just need a clever way of generating and randomizing your fake data. Thirdly, you can use a hybrid approach. Take real data and replay it on a loop, randomizing it as it goes through. Simulating the Twitter fire-hose should not be too hard, should it?

Read