Подготовил конспект курса по Spark. Поможет освежить важное в памяти или сэкономить время на просмотре. Сам курс к изучению рекомендую.
#briefly #spark Spark Starter Kit
https://telegra.ph/Udemy-Spark-Starter-Kit-part-1-06-19
What's inside:
— Hadoop and Spark comparison: storage, MapReduce, speed, resources management.
— Challenges Spark tries to address.
— How Spark achieves high efficiency.
— How Spark achieves fault-tolerance.
— What is RDD.
Ссылка на курс: Spark Starter Kit
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Forwarded from How to DWH with Python
Telegraph Udemy: Spark Starter Kit, part 1 Spark vs Hadoop: who wins? Link to lecture. Hadoop = HDFS + MapReduce. Spark is not a replacement for Hadoop. In particular, Spark does not come with its own storage: it leverages existing one like HDFS, S3, etc. Distributed filesystem are preferred to accelerate…