anchor.diff:  * {ref}/search-aggregations-bucket-composite-aggregation.html#_date_histogram[Date Histogram]
   --
   
  +`max_page_search_size`::
  +  (integer) Defines the initial page size to use for the composite aggregation 
  +  for each checkpoint. If circuit breaker exceptions occur, the page size is
  +  dynamically adjusted to a lower value. The minimum value is `10` and the
  +  maximum is `10,000`. The default value is `500`.
  +
   [[data-frame-transform-example]]
   ==== {api-examples-title}
   
  
positive.code: ===== {api-definitions-title}
  
  `aggregations` or `aggs`::
  (object) Defines how to aggregate the grouped data. The following composite
  aggregations are supported:
  +
  --
  * {ref}/search-aggregations-metrics-avg-aggregation.html[Average]
  
negative.code: --
  
  `group_by`::
    (object) Defines how to group the data. More than one grouping can be defined
    per pivot. The following groupings are supported:
  +
  --
  * {ref}/search-aggregations-bucket-composite-aggregation.html#_terms[Terms]
  