{
  "queryPlanner": {
    "plannerVersion": 1,
    "namespace": "mongodb.fanclub",
    "indexFilterSet": false,
    "parsedQuery": {
      "$and": [
        {
          "age": {
            "$lte": 40
          }
        },
        {
          "age": {
            "$gte": 33
          }
        }
      ]
    },
    "winningPlan": {
      "stage": "FETCH",
      "inputStage": {
        "stage": "IXSCAN",
        "keyPattern": {
          "age": 1
        },
        "indexName": "age_1",
        "isMultiKey": false,
        "isUnique": false,
        "isSparse": false,
        "isPartial": false,
        "indexVersion": 1,
        "direction": "forward",
        "indexBounds": {
          "age": ["[33, 40]"]
        }
      }
    },
    "rejectedPlans": []
  },
  "executionStats": {
    "executionSuccess": true,
    "nReturned": 191665,
    "executionTimeMillis": 135,
    "totalKeysExamined": 191665,
    "totalDocsExamined": 191665,
    "executionStages": {
      "stage": "FETCH",
      "nReturned": 191665,
      "executionTimeMillisEstimate": 110,
      "works": 191666,
      "advanced": 191665,
      "needTime": 0,
      "needYield": 0,
      "saveState": 1497,
      "restoreState": 1497,
      "isEOF": 1,
      "invalidates": 0,
      "docsExamined": 191665,
      "alreadyHasObj": 0,
      "inputStage": {
        "stage": "IXSCAN",
        "nReturned": 191665,
        "executionTimeMillisEstimate": 50,
        "works": 191666,
        "advanced": 191665,
        "needTime": 0,
        "needYield": 0,
        "saveState": 1497,
        "restoreState": 1497,
        "isEOF": 1,
        "invalidates": 0,
        "keyPattern": {
          "age": 1
        },
        "indexName": "age_1",
        "isMultiKey": false,
        "isUnique": false,
        "isSparse": false,
        "isPartial": false,
        "indexVersion": 1,
        "direction": "forward",
        "indexBounds": {
          "age": ["[33, 40]"]
        },
        "keysExamined": 191665,
        "dupsTested": 0,
        "dupsDropped": 0,
        "seenInvalidated": 0
      }
    },
    "allPlansExecution": []
  },
  "serverInfo": {
    "host": "Groot.local",
    "port": 27018,
    "version": "3.2.5",
    "gitVersion": "34e65e5383f7ea1726332cb175b73077ec4a1b02"
  },
  "ok": 1
}
