Based on Elastic Documents , every type except text(an analyzed string) supports doc_values which I suppose when available, should completely omit fielddata in Aggregation. However this not the case for me, whenever I do term aggregation based on a keyword or ip type I see they are loaded as fieldat…

Why I see fielddata when doc_value is enabled in Aggregations?

Mark_Harwood (Mark Harwood) November 28, 2018, 12:11pm 2

See Global Ordinals discussion: Global ordinals performance and size on-heap
From there:

"They are monitored in the fielddata stats, we could have a dedicated section but if you don't have any text field that loads fielddata then the memory reported can be attributed to global ordinals entirely."

Topic		Replies	Views
Fielddata loaded for terms aggregation on not_analyzed string field Elasticsearch	1	474	January 9, 2019
Term aggregation and doc values Elasticsearch	5	928	July 5, 2017
Understanding doc_values Elasticsearch	5	2960	July 28, 2017
My field is doc_value , but got error : Fielddata is disabled on text fields by default. Set fielddata=true Elasticsearch	2	1140	December 14, 2016
Elasticsearch aggregation OOM Elasticsearch	23	4579	February 12, 2017

Why I see fielddata when doc_value is enabled in Aggregations?

Related topics