{
  "type" : "index_hadoop",
  "spec" : {
    "dataSchema" : {
      "dataSource" : "test",
      "parser" : {
        "type" : "thrift",
        "jarPath" : "example/book.jar",
        "thriftClass": "io.druid.data.input.thrift.Book",
        "protocol" : "compact",
        "parseSpec" : {
          "format" : "json",
          "timestampSpec" : {
            "column" : "date",
            "format" : "auto"
          },
          "flattenSpec" : {
            "useFieldDiscovery" : true,
            "fields" : [ {
              "type" : "path",
              "name" : "lastName",
              "expr" : "$.author.lastName"
            }, "title" ]
          },
          "dimensionsSpec" : {
            "dimensions" : [ "title", "lastName" ]
          }
        }
      },
      "metricsSpec" : [ {
        "type" : "count",
        "name" : "count"
      }, {
        "type" : "doubleSum",
        "name" : "cost",
        "fieldName" : "price"
      } ],
      "granularitySpec" : {
        "type" : "uniform",
        "segmentGranularity" : "DAY",
        "queryGranularity" : "DAY",
        "intervals" : [ "2015-09-01/2015-10-01" ]
      }
    },
    "ioConfig" : {
      "type" : "hadoop",
      "inputSpec" : {
        "type" : "static",
        "inputFormat" : "org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFormat",
        "paths" : "example/book.seq"
      }
    },
    "tuningConfig" : {
      "type" : "hadoop",
      "partitionsSpec" : {
        "type" : "hashed",
        "targetPartitionSize" : 5000000
      },
      "jobProperties" : {
        "tmpjars": "/user/xxx/druid/test/book.jar"
      }
    }
  },
  "dataSource" : "test"
}