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Databricks Certified Data Engineer Professional Exam - Topic 1 Question 5 Discussion

The marketing team is looking to share data in an aggregate table with the sales organization, but the field names used by the teams do not match, and a number of marketing specific fields have not been approval for the sales org.Which of the following solutions addresses the situation while emphasizing simplicity?
A) Create a view on the marketing table selecting only these fields approved for the sales team alias the names of any fields that should be standardized to the sales naming conventions.
B) Use a CTAS statement to create a derivative table from the marketing table configure a production jon to propagation changes.
C) Add a parallel table write to the current production pipeline, updating a new sales table that varies as required from marketing table.
D) Create a new table with the required schema and use Delta Lake's DEEP CLONE functionality to sync up changes committed to one table to the corresponding table.

Databricks Certified Data Engineer Professional Exam - Topic 1 Question 5 Discussion

Actual exam question for Databricks's Databricks Certified Data Engineer Professional exam
Question #: 5
Topic #: 1
[All Databricks Certified Data Engineer Professional Questions]

The marketing team is looking to share data in an aggregate table with the sales organization, but the field names used by the teams do not match, and a number of marketing specific fields have not been approval for the sales org.

Which of the following solutions addresses the situation while emphasizing simplicity?

Show Suggested Answer Hide Answer
Suggested Answer: A

Creating a view is a straightforward solution that can address the need for field name standardization and selective field sharing between departments. A view allows for presenting a transformed version of the underlying data without duplicating it. In this scenario, the view would only include the approved fields for the sales team and rename any fields as per their naming conventions.


Databricks documentation on using SQL views in Delta Lake: https://docs.databricks.com/delta/quick-start.html#sql-views

by Van at Mar 19, 2024, 07:15 AM

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Wenona
9 months ago
B could work, but it feels like overkill for just a few fields.
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Jodi
9 months ago
Wait, can we really use Delta Lake's DEEP CLONE for this? Sounds too good to be true.
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Frankie
9 months ago
I like A too, it keeps everything in one place!
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Tonette
10 months ago
I disagree, A might complicate things with too many aliases.
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Hortencia
10 months ago
Option A seems the simplest, just rename fields for clarity.
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Donte
10 months ago
I vaguely recall Delta Lake's DEEP CLONE from our last session, but I'm not sure if it's the best fit here. It seems like it might add unnecessary complexity.
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Thad
10 months ago
I feel like option C could work too, but it sounds like it might complicate things with having to manage two separate tables.
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Robt
10 months ago
I'm not entirely sure, but I remember something about CTAS statements from our practice questions. They seem more complex than just creating a view.
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Noel
11 months ago
I think option A makes the most sense since it focuses on creating a view with the approved fields, which seems simpler than creating a whole new table.
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Gaynell
11 months ago
I think I'm leaning towards option A as well. Creating a view seems like the most straightforward way to address the field name and approval issues without having to create a whole new table. As long as the view is properly maintained, it should be a simple and effective solution.
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Audra
11 months ago
Option C, adding a parallel table write to the current production pipeline, seems interesting. That way we can keep the marketing table as-is and have a separate sales table with the required changes. Might be a bit more complex to set up, but could be a good long-term solution.
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Dante
11 months ago
Hmm, I'm a bit confused by the options. Can we use a CTAS statement to create a new table with the required schema? That seems like it could work, but I'm not sure if it's the "simplest" approach.
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Annamae
11 months ago
This looks like a straightforward data integration problem. I think option A, creating a view with the approved fields and standardized names, is the simplest and most direct solution.
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Kina
11 months ago
Option B seems the most logical to me - a transaction should start when the user explicitly issues a 'begin' statement.
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Cassandra
11 months ago
I feel like I've seen a question about timers before, maybe it's the T302 Timer that controls forwarding.
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Sina
11 months ago
I think I know the answer to this one. The internet evolved from military to research to commercial, so I'll go with option B.
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Zona
2 years ago
I prefer creating a new table with the required schema and using Delta Lake's DEEP CLONE functionality.
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Kristofer
2 years ago
I think using a CTAS statement might be a good option too, to create a derivative table.
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Mee
2 years ago
I agree with Kenneth, creating a view would simplify the process for the sales team.
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Kenneth
2 years ago
I think the best solution would be to create a view on the marketing table.
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Carman
2 years ago
I'm leaning towards option C, it could work well in this scenario.
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Brinda
2 years ago
I agree with Walton, option A seems like the simplest approach.
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Giuseppe
2 years ago
I disagree, I believe option D is more efficient.
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Walton
2 years ago
I think option A is the best solution.
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