# What to chose : Parent/child or Nested model

**URL:** <https://discuss.elastic.co/t/what-to-chose-parent-child-or-nested-model/188959>\
**Category:** Elasticsearch\
**Created:** [July 4, 2019, 5:34pm UTC](https://discuss.elastic.co/t/what-to-chose-parent-child-or-nested-model/188959 "2019-07-04T17:34:59Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![Mark\_Harwood](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/mark_harwood/32/10538_2.png) [@Mark\_Harwood](https://discuss.elastic.co/u/Mark_Harwood)\
**Post date:** [July 5, 2019, 11:47am UTC](https://discuss.elastic.co/t/what-to-chose-parent-child-or-nested-model/188959/8 "2019-07-05T11:47:51Z")

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A lot depends on how you want to query the data, data sizes, frequencies of update etc.

I have a [decision flowchart](https://discuss.elastic.co/t/indexing-hierarchical-couchbase-documents/70400/2) that might help

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