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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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Forum Posts

Sandesh87
by New Contributor III
  • 551 Views
  • 1 replies
  • 2 kudos

apply a function across multiple smaller dataframes created from one big dataframe in scala

The dataframe 'big_df' looks like the below| id| index| timestamp||:---- |:------:| -----:|| abc| 1| 11:00:00|| abc| 1| 11:00:10|| abc| 1| 11:00:20|| abc| 1| 11:00:30|| abc| 1| 11:00:40|| abc| 1| 11:00:50|| abc| 2| 11:01:00|| abc| 2| 11:01:10|| abc| ...

  • 551 Views
  • 1 replies
  • 2 kudos
Latest Reply
Anonymous
Not applicable
  • 2 kudos

Hi @Sandesh Puligundla​ Great to meet you, and thanks for your question! Let's see if your peers in the community have an answer to your question. Thanks.

  • 2 kudos
Carneiro
by New Contributor II
  • 5485 Views
  • 3 replies
  • 3 kudos

Resolved! Stuck in "Running Command ..."

Hi, Since yesterday, without a known reason, some commands that used to run daily are now stuck in a "Running command" state. Commands as:dataframe.toPandas() dataframe.show(n=1) dataframe.description() dataframe.write.format("csv").save(location) ge...

  • 5485 Views
  • 3 replies
  • 3 kudos
Latest Reply
jose_gonzalez
Moderator
  • 3 kudos

Hi @Luiz Carneiro​ ,Could you split your Spark's actions into more CMD (paragraphs) and run one at a time to check where it could be taking the extra time. Also, Pandas only runs on your driver. Have you try to use Python or Scala APIs instead? in ca...

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