Adam Votava
Nov 23, 2020

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From my experience this is the biggest blocker for junior data scientists and data analysts.

One doesn't need to be a database expert to optimise the queries to max possible extend but if your queries are running unnecessarily long or keep running out of time then it's a clear hint that you're doing something wrong.

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Adam Votava
Adam Votava

Written by Adam Votava

Data scientist | avid cyclist | amateur pianist (I'm sharing my personal opinion and experience, which should not to be considered professional advice)

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