druid.io schema示例

druid.io-schema-example.json

{
  "dataSource": "wikiticker",
  "granularitySpec": {
    "type": "uniform",
    "segmentGranularity": "day",
    "queryGranularity": "none",
    "intervals": ["2017-01-19/2017-01-20"]
  },
  "parser": {
    "type": "string",
    "parseSpec": {
      "format": "json",
      "dimensionsSpec": {
        "dimensions": [
          "channel",
          "cityName",
          "comment",
          "countryIsoCode",
          "countryName",
          "isAnonymous",
          "isMinor",
          "isNew",
          "isRobot",
          "isUnpatrolled",
          "metroCode",
          "namespace",
          "page",
          "regionIsoCode",
          "regionName",
          "user"
        ]
      },
      "timestampSpec": {
        "format": "auto",
        "column": "time"
      }
    }
  },
  "metricsSpec": [
    {
      "name": "count",
      "type": "count"
    },
    {
      "name": "added",
      "type": "longSum",
      "fieldName": "added"
    },
    {
      "name": "deleted",
      "type": "longSum",
      "fieldName": "deleted"
    },
    {
      "name": "delta",
      "type": "longSum",
      "fieldName": "delta"
    },
    {
      "name": "user_unique",
      "type": "hyperUnique",
      "fieldName": "user"
    }
  ]
}