olemus
ISO 5127:
algsetest uute andmete loomine, näiteks migratsioon teise vormingusse, valimine või päring uute andmete tuletuseks
= process which creates new data from an original source
EXAMPLE: The process of migrating into a different format, or by creating a subset, by selection or query, to create newly derived results, such as for publication.

ülevaateid
https://en.wikipedia.org/wiki/Data_transformation_(computing)
https://en.wikipedia.org/wiki/Data_transformation_(statistics)
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3043340/
https://www.xplenty.com/blog/data-transformation-explained/
https://www.vskills.in/certification/tutorial/data-mining-and-warehousing/data-transformation-types-and-dimensional-attributes/
https://www.solvexia.com/blog/data-transformation-guide

näiteid
https://analyticsindiamag.com/top-8-data-transformation-methods/
https://www.precisely.com/blog/big-data/data-transformation-3-examples
https://li01.tci-thaijo.org/index.php/anres/article/download/245307/167698