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Exam DP-600 topic 1 question 57 discussion

Actual exam question from Microsoft's DP-600
Question #: 57
Topic #: 1
[All DP-600 Questions]

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
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You have a Fabric tenant that contains a lakehouse named Lakehouse1. Lakehouse1 contains a Delta table named Customer.
When you query Customer, you discover that the query is slow to execute. You suspect that maintenance was NOT performed on the table.
You need to identify whether maintenance tasks were performed on Customer.
Solution: You run the following Spark SQL statement:

DESCRIBE HISTORY customer -
Does this meet the goal?

  • A. Yes
  • B. No
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Suggested Answer: A 🗳️

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Martin_Nbg
6 months, 4 weeks ago
OPTIMIZE and VACUUM activities in the last 30 days are stored in the history. So, yes, you can see using this query whether maintenance took place in the last 30 days. https://learn.microsoft.com/en-us/azure/databricks/delta/history
upvoted 3 times
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282b85d
11 months, 1 week ago
Selected Answer: A
Yes, running DESCRIBE HISTORY customer meets the goal of identifying whether maintenance tasks were performed on the Delta table.
upvoted 3 times
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stilferx
11 months, 4 weeks ago
Selected Answer: A
IMHO, A Link: https://learn.microsoft.com/en-us/azure/databricks/delta/history
upvoted 4 times
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a_51
1 year, 1 month ago
Selected Answer: A
A correct. display(spark.sql('describe history customer'))
upvoted 2 times
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XiltroX
1 year, 2 months ago
Selected Answer: A
Right answer. Describe HISTORY
upvoted 2 times
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Momoanwar
1 year, 2 months ago
Selected Answer: A
Correct
upvoted 2 times
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