# Custom analyzer is Not effecting to the data of the mapping field,even though i added it to the mapping field

**URL:** <https://discuss.elastic.co/t/custom-analyzer-is-not-effecting-to-the-data-of-the-mapping-field-even-though-i-added-it-to-the-mapping-field/39052>\
**Category:** Elasticsearch\
**Created:** [January 13, 2016, 4:23am UTC](https://discuss.elastic.co/t/custom-analyzer-is-not-effecting-to-the-data-of-the-mapping-field-even-though-i-added-it-to-the-mapping-field/39052 "2016-01-13T04:23:30Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![pavang6](https://avatars.discourse-cdn.com/v4/letter/p/a6a055/32.png) [@pavang6](https://discuss.elastic.co/u/pavang6)\
**Post date:** [January 14, 2016, 6:43am UTC](https://discuss.elastic.co/t/custom-analyzer-is-not-effecting-to-the-data-of-the-mapping-field-even-though-i-added-it-to-the-mapping-field/39052/4 "2016-01-14T06:43:45Z")

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Hey,  
check this

> [@Defining Custom analyzers globally](https://discuss.elastic.co/t/defining-custom-analyzers-globally/27826):
>
> We have created our own custom analyzer definition based on our application-wide needs and that is quite different from available analyzers in ElasticSearch like standard or classical analyzers. We have around 30 indices and i want to use this custom analyzer for all these indices. As much as I know and have searched, it seems that i need to include the analyzer definition in all the index definitions which seems like gross duplication of information. Is it possible that I can define a custom …

Thanks,  
Pavan

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