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Upstream

The Big Data Blog

Ori Rafael

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Recent Posts

Let's face it: Big Data sucks.

Aug 29, 2018 3:18:51 PM / by Ori Rafael posted in Big Data, Data Lake

If you only read the bombastic headlines, you might be forgiven for thinking that Big Data is the name of a real-life superhero: fighting crime, busting traffic jams and even curing diseases. But when you work with data for a living, you quickly find out that underneath the shiny facade, ‘doing big data’ is also a major pain.

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Spark Streaming VS Upsolver on Twitter Data

Oct 1, 2017 6:15:00 PM / by Ori Rafael

In this post we will provide a step-by-step implementation of an application that auto-completes Twitter hashtags, based on the most popular hashtags seen in the last 7 days. For example, when a user will write the text ‘trum’ in the auto-complete application, the application will probably suggest Trump related hashtags, since that’s a trending topic these days.

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