Feature "Aggregations"

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Content

  • 2 main types of aggregations:
    • metrics: analyze a group of documents
    • buckets: group documents into buckets
      • nested aggregations
  • Anatomy:
    • name
    • type: e.g. global_aggregation
    • options
  • run on results of query
  • post filters for narrowing down results without affecting aggregation
  • if no query is specified: match_all query