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Data Engineering
Join discussions on data engineering best practices, architectures, and optimization strategies within the Databricks Community. Exchange insights and solutions with fellow data engineers.
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HariharaSam
by • Contributor
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Parallel Processing of Databricks Notebook

I have a scenario where I need to run same databricks notebook multiple times in parallel.What is the best approach to do this ?

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Anonymous
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Hi @Hariharan Sambath​ Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you....

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narek_margaryan
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Resolved! Do Spark nodes read data from storage in a sequence?

I'm new to Spark and trying to understand how some of its components work.I understand that once the data is loaded into the memory of separate nodes, they process partitions in parallel, within their own memory (RAM).But I'm wondering whether the in...

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-werners-
Esteemed Contributor III
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@Narek Margaryan​ , Normally the reading is done in parallel because the underlying file system is already distributed (if you use HDFS-based storage or something like, a data lake f.e.).The number of partitions in the file itself also matters.This l...

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