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Snowflake Exam COF-R02 Topic 5 Question 38 Discussion

Actual exam question for Snowflake's COF-R02 exam
Question #: 38
Topic #: 5
[All COF-R02 Questions]

Which parameter can be used to instruct a COPY command to verify data files instead of loading them into a specified table?

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Suggested Answer: D

https://docs.snowflake.com/en/sql-reference/sql/copy-into-table.html

VALIDATION_MODE=RETURN_n_ROWS|RETURN_ERRORS|RETURN_ALL_ERRORS

String (constant) that instructs the COPY command to validate the data filesinsteadof loading them into the specified table; i.e. the COPY command tests the files for errors but does not load them. The command validates the data to be loaded and returns results based on the validation option specified:


by Holley at Aug 02, 2024, 12:50 PM

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Dorathy
2 months ago
I'm not sure, but I think A) STRIP_NULL_VALUES could also be used for verifying data files.
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Freeman
3 months ago
I agree with Devon, VALIDATION_MODE makes sense for verifying data files.
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Devon
3 months ago
I think the answer is D) VALIDATION_MODE.
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Wayne
3 months ago
I believe D) VALIDATION_MODE is the best option because it specifically mentions verifying data files.
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Aliza
3 months ago
I'm not sure, but I think A) STRIP_NULL_VALUES could also be used for verifying data files.
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Keneth
3 months ago
I wonder if the exam developers used a COPY command to upload this question. If so, they better make sure they have VALIDATION_MODE turned on!
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Markus
3 months ago
I agree with Lorean, VALIDATION_MODE seems like the right choice.
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Anika
3 months ago
This question is a real brain-teaser. I'm going to go with D) VALIDATION_MODE, just to be on the safe side.
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Tom
3 months ago
Yes, I agree. It's always better to verify the data files before loading them.
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Alesia
3 months ago
A) STRIP_NULL_VALUES seems like a good option, but it doesn't explicitly mention verifying the data.
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Keneth
2 months ago
C) REPLACE_INVALID_CHARACTERS might also be important for ensuring data integrity during the loading process.
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Jules
3 months ago
D) VALIDATION_MODE could be the parameter used to instruct the COPY command to verify data files.
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Benton
3 months ago
B) SKIP_BYTE_ORDER_MARK sounds like it would be more focused on verifying the data files.
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Lorean
3 months ago
I think the parameter D) VALIDATION_MODE can be used for that.
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Silvana
4 months ago
D) VALIDATION_MODE is the correct answer. It allows you to verify the data files instead of loading them.
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Gearldine
2 months ago
It's always important to verify data before loading it into a table.
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Cathern
2 months ago
That's good to know. I'll remember that for future reference.
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Pearly
3 months ago
Yes, you are correct. It instructs the COPY command to verify data files.
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Sharen
3 months ago
I think the answer is D) VALIDATION_MODE.
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