Pagination and Querying in Cassandra

Cassandra pagination has been the subject of several blogs elsewhere as well. In particular this excellent blog by Michael Kopp details how this can be generally handled using Cassandra API. We also had a our own use case where we needed paginated access. However for our use case scheme outlined by Micheal presents several shortcomings. 1. [...]

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Hector : Under the Hood

One of the past several days I decided to have a look how Hector, the Cassandra access library works under the hood. This was partially motivated by of the confusing the notions I had about some of API classes, specially Cluster. My initial impression was Cluster API class represents a Cassandra cluster but looking at [...]

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Some Cassandra gotchas

Here are some points to keep in mind when working with Cassandra. Have to use ordered partitioner if you want row keys in sorted order. Be aware that if the row keys are not distributed properly it would create hot spots since most of rows will be concentrated to several nodes. Columns are sorted using [...]

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