# Is there a way to groupby all the events processed by Logstash?

**URL:** <https://discuss.elastic.co/t/is-there-a-way-to-groupby-all-the-events-processed-by-logstash/147362>\
**Category:** Logstash\
**Created:** [September 5, 2018, 9:51am UTC](https://discuss.elastic.co/t/is-there-a-way-to-groupby-all-the-events-processed-by-logstash/147362 "2018-09-05T09:51:24Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Sahaya\_Agnel](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/sahaya_agnel/32/69705_2.png) [@Sahaya\_Agnel](https://discuss.elastic.co/u/Sahaya_Agnel)\
**Post date:** [September 5, 2018, 9:51am UTC](https://discuss.elastic.co/t/is-there-a-way-to-groupby-all-the-events-processed-by-logstash/147362/1 "2018-09-05T09:51:25Z")

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Ideally Logstash will process row by row if we read data from SQL and process via Logstash. Is there a way to group by all the events processed by Logstash and do aggregations ?

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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:** [October 3, 2018, 9:51am UTC](https://discuss.elastic.co/t/is-there-a-way-to-groupby-all-the-events-processed-by-logstash/147362/2 "2018-10-03T09:51:25Z")

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