November 2017
Intermediate to advanced
328 pages
6h 51m
Japanese
Content preview from 入門 PySpark ―PythonとJupyterで活用するSpark 2エコシステム
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
11.4
まとめ
233
REST ジョブサーバー：ジョブを実行する方法としては、
REST API
も広く使われています。
Databricks
のサービスを利用するなら、
Databricks REST API
を使ってジョブを実行するこ
とができます。独自にジョブサーバーを管理したいなら、広く利用されているオープンソー
スの
REST
ジョブサーバーとして
spark-jobserver
があります。これはジョブの投入用の
RESTful
なインターフェイスを持ち、
Apache Spark
のジョブ、
jar
ファイル、ジョブのコン
テキストを管理してくれます。（本書の執筆時点では）最近このプロジェクトはアップデート
され、
PySpark
のジョブも扱えるようになりました。詳しい情報については
https://github.
com/spark-jobserver/spark-jobserver
を参照してください。
11.4
まとめ
本章では、Pythonで書かれたアプリケーションをコマンドラインから Sparkへ投入するための手順
を紹介しました。
spark-submit
のパラメータに関して述べるとともに、Python のコードをパッケー
ジ化して PySparkスクリプトともに投入する方法を紹介しました。さらに、ジョブの実行状況の追跡方
法についても紹介しました。
加えて、Databricks Jobsの機能を使って Databricks のノートブックを実行する方法の概要を説明し
ました。この機能は、開発からプロダクショ
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.