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Apache Spark: Read Data from S3 Bucket

Well, a one working with spark is very much familiar with the ways of reading the file from local either from a Table or HDFS or from any file.But do you know how tricky it is to read data into spark from an S3 bucket? So, this blog makes you give a stepwise follow upโ€ฆ

Apache Spark: Repartitioning v/s Coalesce

Does partitioning help you increase/decrease the Job Performance? Spark splits data into partitions and computation is done in parallel for each partition. It is very important to understand how data is partitioned and when you need to manually modify the partitioning to run spark applications efficiently. Now, diving into our main topic i.e Repartitioning v/sโ€ฆ


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