# Disallow duplicates

**URL:** <https://discuss.elastic.co/t/disallow-duplicates/6791>\
**Category:** Elasticsearch\
**Created:** [February 23, 2012, 1:50pm UTC](https://discuss.elastic.co/t/disallow-duplicates/6791 "2012-02-23T13:50:08Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![JamesF](https://avatars.discourse-cdn.com/v4/letter/j/35a633/32.png) [@JamesF](https://discuss.elastic.co/u/JamesF)\
**Post date:** [February 23, 2012, 1:50pm UTC](https://discuss.elastic.co/t/disallow-duplicates/6791/1 "2012-02-23T13:50:08Z")

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Hi!

I just got Nutch to insert data to elastic search. Everything is working good except one thing: I cannot stop identical data from being indexed. Is there an easy fix for this?

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 6, 2017, 3:38am UTC](https://discuss.elastic.co/t/disallow-duplicates/6791/2 "2017-07-06T03:38:29Z")

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Closed on July 6, 2017, 3:38am UTC