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Forum Posts

JordanYaker
by Contributor
  • 2222 Views
  • 8 replies
  • 1 kudos

Why is Delta Lake creating a 238.0TiB shuffle on merge?

I'm frankly at a loss here. I have a task that is consistently performing just awfully. I took some time this morning to try and debug it and the physical plan is showing a 238TiB shuffle:== Physical Plan == AdaptiveSparkPlan (40) +- == Current Plan...

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  • 2222 Views
  • 8 replies
  • 1 kudos
Latest Reply
Vartika
Moderator
  • 1 kudos

Hi @Jordan Yaker​,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.Thank...

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Direo
by Contributor
  • 1284 Views
  • 2 replies
  • 1 kudos

Resolved! How does pyspark work in these two scenarios?

I have two scenarios with different outcomes:Scenario 1:from pyspark.sql.functions import *# create sample dataframesdf1 = spark.createDataFrame([(1, 2, 3), (2, 3, 4)], ["a", "b", "c"])df2 = spark.createDataFrame([(1, 5, 6, 7), (2, 8, 9, 10)], ["a", ...

  • 1284 Views
  • 2 replies
  • 1 kudos
Latest Reply
Anonymous
Not applicable
  • 1 kudos

Hi @Direo Direo​ Thank you for posting your question in our community! We are happy to assist you.To help us provide you with the most accurate information, could you please take a moment to review the responses and select the one that best answers y...

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vr
by Contributor
  • 2841 Views
  • 5 replies
  • 6 kudos

Resolved! How to avoid trimming in EXPLAIN?

I am looking on EXPLAIN EXTENDED plan for a statement.In == Physical Plan == section, I go down to FileScan node and see a lot of ellipsis, like +- FileScan parquet schema.table[Time#8459,TagName#8460,Value#8461,Quality#8462,day#8...

  • 2841 Views
  • 5 replies
  • 6 kudos
Latest Reply
SS2
Valued Contributor
  • 6 kudos

I also faced the same ​

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