The Good and the Bad of Apache Spark Big Data Processing
AltexSoft
JULY 18, 2023
Datasets: RDDs can contain any type of data and can be created from data stored in local filesystems, HDFS (Hadoop Distributed File System), databases, or data generated through transformations on existing RDDs. More files within a workload mean more metadata to parse and more tasks to schedule, which can significantly slow down processing.
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