# How can i replace all values in a table with null using logstash

**URL:** <https://discuss.elastic.co/t/how-can-i-replace-all-values-in-a-table-with-null-using-logstash/68654>\
**Category:** Logstash\
**Created:** [December 12, 2016, 12:57am UTC](https://discuss.elastic.co/t/how-can-i-replace-all-values-in-a-table-with-null-using-logstash/68654 "2016-12-12T00:57:18Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [December 12, 2016, 11:18pm UTC](https://discuss.elastic.co/t/how-can-i-replace-all-values-in-a-table-with-null-using-logstash/68654/4 "2016-12-12T23:18:00Z")

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Try the idea here [How to write NULL value for a field](https://discuss.elastic.co/t/how-to-write-null-value-for-a-field/53885)

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_[View the full topic](https://discuss.elastic.co/t/how-can-i-replace-all-values-in-a-table-with-null-using-logstash/68654)._