Apache Spark SQL and Drill -- DAG vs. tree execution, value vector vs. Schema RDD format. What are the pros and cons?
Answer: I think that there is no real difference of architecture, but difference of "exposed layers". Drill must have shuffle in some way to support joins, Spark has "Tree aggregate" which can be called "Dremel style aggregation tree". Difference is that Spark has "exposed" execution engine with ...
1
リリース、障害情報などのサービスのお知らせ
最新の人気エントリーの配信
処理を実行中です
j次のブックマーク
k前のブックマーク
lあとで読む
eコメント一覧を開く
oページを開く
What is the difference between Apache Hive and Apache Spark?
How do I learn Apache Spark?
