# Idempotency elastic search when use dot net core with CreateIndexDescriptor

**URL:** <https://discuss.elastic.co/t/idempotency-elastic-search-when-use-dot-net-core-with-createindexdescriptor/305225>\
**Category:** Elasticsearch\
**Tags:** language-clients\
**Created:** [May 19, 2022, 6:49pm UTC](https://discuss.elastic.co/t/idempotency-elastic-search-when-use-dot-net-core-with-createindexdescriptor/305225 "2022-05-19T18:49:31Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Mahmood\_Palangi](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/mahmood_palangi/32/105934_2.png) [@Mahmood\_Palangi](https://discuss.elastic.co/u/Mahmood_Palangi)\
**Post date:** [May 19, 2022, 6:49pm UTC](https://discuss.elastic.co/t/idempotency-elastic-search-when-use-dot-net-core-with-createindexdescriptor/305225/1 "2022-05-19T18:49:31Z")

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**Elasticsearch 8.1.3** :

**NEST 7.17.2** :

we have a rest api for persist and index data in Elasticsearch db and we want if Index don't exist create index but don't use automap() for mapping and setting because we use char filter and tokenfilter in create index  
please guid me !

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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:** [June 16, 2022, 6:49pm UTC](https://discuss.elastic.co/t/idempotency-elastic-search-when-use-dot-net-core-with-createindexdescriptor/305225/2 "2022-06-16T18:49:47Z")

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