))
2: Форматы и схемы
Manage episode 247636694 series 2580214
Content provided by Data Engineer поневоле and Hodza Nassredin. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by Data Engineer поневоле and Hodza Nassredin or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://player.fm/legal.
Продолжаем обсуждение форматов файлов и схем данных. Рассматриваются: выведение схемы данных, проекция сложных типов данных в колонки, преимущества колоночных форматов, кратко о методах сжатия данных. Dremel made simple with Parquet https://blog.twitter.com/engineering/en_us/a/2013/dremel-made-simple-with-parquet.html Avro specs https://avro.apache.org/docs/1.8.1/spec.html
…
continue reading
4 episodes
Share
