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."

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Why I see fielddata when doc_value is enabled in Aggregations?

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