Author Archives: Niall Milton

Test Driving Cassandra on GoGrid

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A Cloud of Big Data An exciting development in the BigData solutions arena of late is hosted Big Data. GoGrid are one of the forerunners in this space with the promise of one-click setup for Big Data technologies such as Apache Cassandra and Apache Hadoop among others. Recently we have entered into a partnership with   …Continue Reading


Apache Cassandra 2.1 Features

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With Cassandra 2.1 in beta we thought it would be useful to put the latest and upcoming features under the microscope and see what is prominent in the next version. There are several things we are really excited about, read on to find out more! Some of the features below have been introduced between versions,   …Continue Reading


Big Data Insights and Revenue in Ireland

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The Irish Big Data landscape is changing rapidly, large scale Irish companies in diverse industries such as telco, health, media and mobile are beginning to catch on to the revenue opportunities hidden in the data they collect. There are two aspects to this. Firstly, existing data lying dormant, waiting to be used to improve customer   …Continue Reading


Spatial Search with Cassandra & DataStax Enterprise

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I was asked recently at a meetup whether or not Cassandra could be used for spatial data storage. My answer was a definite yes but with the proviso that you would need some special sauce to do spatial queries on your row data. Technologies that spring to mind are SolrCloud or ElasticSearch. DataStax Enterprise also   …Continue Reading


Apache Cassandra 2.0 with Jonathan Ellis

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  Due to a busy workload over the past month or so DBD haven’t been blogging much, shame on us! Just a quick one to mention that on the 11th of September Jonathan Ellis will be in Dublin with the Dublin Cassandra User Group to present on Apache Cassandra 2.0. As usual, DigBigData are organising the   …Continue Reading


Incoming – Apache Cassandra 2.0

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The 1.2 release of Apache Cassandra brought some great new features which really focused on making life easier for both developers and operations staff operating clusters. Check out our blog post about why it was so great! In 2.0, the contributors are continuing their roll with the introduction of lightweight transactions and some great improvements   …Continue Reading


5 Reasons to Move to Cassandra 1.2

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Apache Cassandra 1.2 brings a whole heap of compelling features that really make this great NoSQL database more performant, easier to maintain and more cost effective at scale. Read on for my top 5 features 1.2 brings to the table. 1. Density Prior to 1.2, the recommended data volume per node in a cluster was   …Continue Reading


Know Thy CAP Theorem for NoSQL

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I’ve been attending some NoSQL events of late and the same questions keep coming up. There is usually at least one person in the room who wants to debunk NoSQL technologies for no other reason than they are more comfortable working with traditional data stores. Not a problem unless they manage to derail an otherwise   …Continue Reading