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D toc

Excerpt

D s lang
 supports a set of variables, which can be used to programmatically reference aspects of the dataset or its source data. These metadata references allow you to create individual transformations of much greater scope and flexibility.

Tip

Tip: Some transformation steps make access to metadata about the original data source impossible to retain. It's best to use these references, where possible, early in your recipe. Additional information is available below.

...

Tip

Tip: $col is useful for multi-column transformations.


D s also
inCQLtrue
label((label = "datasets") OR (label = "metadata"))

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