Category Archives: NoSQL

Making a Hertzsprung-Russell diagram from Gaia DR2 data with Elasticsearch

Elasticsearch was one of the open source products on my list to try out, ever since I got rejected for a couple of assignments as a consultant last year. Apparently it’s a popular product. But why do you need a … Continue reading

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Playing with asteroids data in MongoDB

If there is one thing I learned when becoming a data engineer, it’s that having just Hadoop expertise is probably not enough. For starters: what it means to be a data engineer is not exactly sharply defined. Some say data … Continue reading

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