# Does ES 0.90.x have a built-in support for reindexing data from one index to another?
**URL:** https://discuss.elastic.co/t/does-es-0-90-x-have-a-built-in-support-for-reindexing-data-from-one-index-to-another/13150
**Category:** Elasticsearch
**Created:** [August 9, 2013, 2:20pm UTC](https://discuss.elastic.co/t/does-es-0-90-x-have-a-built-in-support-for-reindexing-data-from-one-index-to-another/13150 "2013-08-09T14:20:31Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@pulkitsinghal](https://discuss.elastic.co/u/pulkitsinghal)
#### Post date: [August 9, 2013, 2:20pm UTC](https://discuss.elastic.co/t/does-es-0-90-x-have-a-built-in-support-for-reindexing-data-from-one-index-to-another/13150/1 "2013-08-09T14:20:31Z")
Does elasticsearch 0.90.x come with a out-of-box command or utility which
can be used by admins for reindexing data from one index to another? For
ex, if the mapping has changed.
I know of some php and perl alternatives:
\*
[http://euphonious-intuition.com/2012/08/reindexing-your-elasticsearch-data-with-scanscroll/](http://euphonious-intuition.com/2012/08/reindexing-your-elasticsearch-data-with-scanscroll/)
\*
_[https://github.com/clintongormley/ElasticSearch.pm#reindex](https://github.com/clintongormley/ElasticSearch.pm#reindex)_
but I find myself wonderign if this administrative task has been brought
into the core offering.
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 6, 2017, 2:21am UTC](https://discuss.elastic.co/t/does-es-0-90-x-have-a-built-in-support-for-reindexing-data-from-one-index-to-another/13150/2 "2017-07-06T02:21:51Z")