In today’s blog I am going to take a look at a fairly mundane and unspectacular use of a Hive UDF (user-defined function), that of performing lookups against re
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Bisher hat Andrew Kenworthy, 7 Blog Beiträge geschrieben.
Layers of abstraction have helped us accelerate our productivity – but if they fail we are confronted with all the nuts-and-bolts of the implementation.
One of my favourite essays by Joel Spolsky (he of Stack Overflow fame) is “The law of leaky abstractions”. In it he describes how the prevalence of layers of abstract
On a recent project, we used Apache Storm as the real-time component of a cloud-based environment for fraud detection. This article provides an overview.
I wanted to call this blog article something like „Storm in a Nutshell“ but decided against it as there is probably a book by that name out there somewher
In this last article of our four part series we describe how ElasticSearch plugins help us to address appropriate aggregation levels.
In an earlier post in this mini-series I mentioned that the aggregated data we persist in E
In This article we describe how we set up an Elasticsearch cluster to best guard against network partitioning.
ElasticSearch does not offer support for clusters spanning data centres. However, on ou
Following from my earlier article on elasticsearch-as-a-database, we will now take a look at the aggregation framework.
Following from my earlier article on elasticsearch-as-a-database, we will now take a lo
Idea of using a search engine as a database, mainly due to cost and usability considerations. In this article I want to share my experience.
In an article for Java Magazin way back in 2012 (only a small section of it seems to have survived online(!), although it is still available from the inovex website a