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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?

ASTRIP_NULL_VALUES

BSKIP_BYTE_ORDER_MARK

CREPLACE_INVALID_CHARACTERS

DVALIDATION_MODE

Show Suggested Answer

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

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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Freeman

3 months ago

I agree with Devon, VALIDATION_MODE makes sense for verifying data files.

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Devon

4 months ago

I think the answer is D) VALIDATION_MODE.

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Wayne

4 months ago

I believe D) VALIDATION_MODE is the best option because it specifically mentions verifying data files.

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Aliza

4 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

4 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

4 months ago

I agree with Lorean, VALIDATION_MODE seems like the right choice.

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Anika

4 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

4 months ago

Yes, I agree. It's always better to verify the data files before loading them.

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Alesia

4 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

3 months ago

C) REPLACE_INVALID_CHARACTERS might also be important for ensuring data integrity during the loading process.

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Jules

4 months ago

D) VALIDATION_MODE could be the parameter used to instruct the COPY command to verify data files.

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Benton

4 months ago

B) SKIP_BYTE_ORDER_MARK sounds like it would be more focused on verifying the data files.

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Lorean

4 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

3 months ago

It's always important to verify data before loading it into a table.

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Cathern

3 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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