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 [...]
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Bisher hat Andrew Kenworthy, 6 Blog Beiträge geschrieben.
In an earlier post in this mini-series I mentioned that the aggregated data we persist in ElasticSearch has discrete retention times: 5 minute aggregation => (rete [...]
ElasticSearch does not offer support for clusters spanning data centres. However, on our project we had access to a network latency of 400 *micro*seconds (0.4 ms) bet [...]
Following from my earlier article on elasticsearch-as-a-database, we will now take a look at the aggregation framework. […]
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 [...]