From the course: Tableau: Mastering Calculations

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What are table calculations?

What are table calculations? - Tableau Tutorial

From the course: Tableau: Mastering Calculations

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What are table calculations?

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We have already learned about many different calculation functions in the previous chapters, but there are some calculations that you don't necessarily have to write yourself, so-called table calculations. Contrary to what the name suggests, table calculations work not only in tables but in all visualization types. The name comes from the query cycle. The query cycle describes what happens in the background when we drag a field into the view in Tableau. Tableau formulates a query in its own language called VizQL, which a driver translates into the language of our database. The database then processes the query and returns a table of values that Tableau formats as we specified in the view, so that we can see our chart. And this is how table calculations got their name, because they do not send a query to the database. Instead, Tableau uses the table of query results that we already got back from the database and puts another…

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