# Denormalizer plugin

**URL:** <https://community.automationedge.com/t/denormalizer-plugin/1818>\
**Category:** Get Help & Discuss\
**Created:** [March 19, 2020, 10:06am UTC](https://community.automationedge.com/t/denormalizer-plugin/1818 "2020-03-19T10:06:51Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![mayur.bokad](https://avatars.discourse-cdn.com/v4/letter/m/6de8d8/32.png) [@mayur.bokad](https://community.automationedge.com/u/mayur.bokad)\
**Post date:** [March 19, 2020, 10:06am UTC](https://community.automationedge.com/t/denormalizer-plugin/1818/1 "2020-03-19T10:06:51Z")

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What is group field in denormaliser step? When to use group field?

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**Author:** ![madhavi.bade](https://avatars.discourse-cdn.com/v4/letter/m/50afbb/32.png) [@madhavi.bade](https://community.automationedge.com/u/madhavi.bade)\
**Post date:** [March 19, 2020, 10:11am UTC](https://community.automationedge.com/t/denormalizer-plugin/1818/2 "2020-03-19T10:11:29Z")

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Hi,

The ‘Group field’ specify the field that make up the grouping. It can be used when we want to denormalise the data and get result of aggregate functions like Number of Values, Average, min, max etc. on the group. Input must be sorted on grouping key to get correct results.