[role="xpack"]
[[rollup-agg-limitations]]
=== {rollup-cap} aggregation limitations

experimental[]

NOTE: For version 8.5 and above we recommend <<downsampling,downsampling>> over
rollups as a way to reduce your storage costs for time series data.

There are some limitations to how fields can be rolled up / aggregated. This page highlights the major limitations so that
you are aware of them.

[discrete]
==== Limited aggregation components

The Rollup functionality allows fields to be grouped with the following aggregations:

- Date Histogram aggregation
- Histogram aggregation
- Terms aggregation

And the following metrics are allowed to be specified for numeric fields:

- Min aggregation
- Max aggregation
- Sum aggregation
- Average aggregation
- Value Count aggregation