https://github.com/daggerrz/druid-scala-client

A Scala client for Druid
https://github.com/daggerrz/druid-scala-client

Last synced: 3 months ago
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A Scala client for Druid

• Host: GitHub
• URL: https://github.com/daggerrz/druid-scala-client
• Owner: daggerrz
• Created: 2013-09-07T06:00:24.000Z (about 11 years ago)
• Default Branch: master
• Last Pushed: 2017-01-12T15:44:20.000Z (almost 8 years ago)
• Last Synced: 2024-02-14T21:34:56.127Z (9 months ago)
• Language: Scala
• Size: 16.6 KB
• Stars: 16
• Watchers: 5
• Forks: 5
• Open Issues: 1
• Metadata Files:
  • Readme: README.md

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README

        
Getting started (requires the Wikipedia example to be running):

See also https://github.com/daggerrz/druid-scala-client/blob/master/src/test/scala/com/tapad/druid/client/WikipediaExample.scala

```scala

    import scala.concurrent.ExecutionContext

    import org.joda.time.{DateTime, Interval}

    import scala.util.{Failure, Success}

    implicit val executionContext = ExecutionContext.Implicits.global

    val client = DruidClient("http://localhost:8083")

    import com.tapad.druid.client.DSL._

    val query = GroupByQuery(

      source = "wikipedia",

      interval = new Interval(new DateTime().minusDays(1), new DateTime()),

      dimensions = Seq("page"),

      granularity = Granularity.All,

      aggregate = Seq(

        sum("count") as "edits",

        sum("added") as "chars_added"

      ),

      postAggregate = Seq(

        "chars_added" / "edits" as "chars_per_edit"

      ),

      filter = "namespace" === "article" and "country" === "United States",

      orderBy = Seq(

        "chars_added" desc

      ),

      limit = Some(100)

    )

    client(query).onComplete {

      case Success(resp) =>

        resp.data.foreach { row =>

          println("Page %s, %s edits, %s chars added, %s per edit".format(

            row("page"), row("edits"), row("chars_added"), row("chars_per_edit")

          ))

        }

      case Failure(ex) =>

        ex.printStackTrace()

    }

```