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📎 #elasticsearch

elasticsearch_aggregations

  • Summary of data

Categories​

CategoryDescription
Metric aggregationscalculate metrics from field values (e.g. sum, average)
Bucket aggregationsgroup documents into buckets (bins) based on certain criterias
Pipeline aggregationstake input from other aggregations

Bucket aggregations​

  • Create buckets of documents
    • each bucket is associated with a criterion
  • can hold sub-aggregations
{
  "size": 0,
  "query": {
    "bool": {
      "must": [
        {
          "terms": {
            "orderSource": ["source1", "source2"] // Adjust as needed
          }
        },
        {
          "range": {
            "orderDate": {
              "gte": "now-30d/d", // Adjust date range
              "lte": "now/d"
            }
          }
        }
      ]
    }
  },
  "aggs": {
    "orderSum": {
      "sum": {
        "field": "orderAmount" // Adjust to your field name
      }
    },
    "orderStatusCounts": {
      "terms": {
        "field": "orderStatus",
        "size": 10 // Adjust as needed
      },
      "aggs": {
        "statusCount": {
          "value_count": {
            "field": "orderStatus"
          }
        }
      }
    }
  }
}

References