Data sources

In the previous video you've learned about three ways of extracting data:

  • Extract from text files, like .txt or .csv
  • Extract from APIs of web services, like the Hackernews API
  • Extract from a database, like a SQL application database for customer data

We also briefly touched upon row-oriented databases and OLTP.

Can you select the statement about these topics which is not true?

Answer the question
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