# How to convert timestamp in milliseconds i,e long using elastic-sql

**URL:** <https://discuss.elastic.co/t/how-to-convert-timestamp-in-milliseconds-i-e-long-using-elastic-sql/295543>\
**Category:** Elasticsearch\
**Tags:** elastic-stack-sql\
**Created:** [January 27, 2022, 5:48am UTC](https://discuss.elastic.co/t/how-to-convert-timestamp-in-milliseconds-i-e-long-using-elastic-sql/295543 "2022-01-27T05:48:38Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![David\_Samm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/david_samm/32/48390_2.png) [@David\_Samm](https://discuss.elastic.co/u/David_Samm)\
**Post date:** [January 27, 2022, 5:48am UTC](https://discuss.elastic.co/t/how-to-convert-timestamp-in-milliseconds-i-e-long-using-elastic-sql/295543/1 "2022-01-27T05:48:38Z")

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Hi,  
I have timestamp fields where I want to convert this timestamp to long i,e milliseconds

```auto
 GET /_sql
{
 
   "query":"select "2017-11-13T13:51:00.000Z" as date from employee "
 
 }

```

here I want the timestamp "2017-11-13T13:51:00.000Z" to 510561260000 value

---

<div class="post-metadata">

**Author:** ![bogdan.pintea](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/bogdan.pintea/32/45740_2.png) [@bogdan.pintea](https://discuss.elastic.co/u/bogdan.pintea)\
**Post date:** [January 27, 2022, 7:39am UTC](https://discuss.elastic.co/t/how-to-convert-timestamp-in-milliseconds-i-e-long-using-elastic-sql/295543/2 "2022-01-27T07:39:33Z")

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@David_Samm , have a look at the supported [datetime functions](https://www.elastic.co/guide/en/elasticsearch/reference/current/sql-functions-datetime.html#sql-functions-current-date).

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [February 24, 2022, 7:40am UTC](https://discuss.elastic.co/t/how-to-convert-timestamp-in-milliseconds-i-e-long-using-elastic-sql/295543/3 "2022-02-24T07:40:09Z")

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