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  1. Home
  2. Snowflake Certification
  3. COF-C02 Exam
  4. Snowflake.COF-C02.v2025-08-26.q885 Dumps
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Question 856

Which function can be used with the copy into <location> statement to convent rows from a relational table to a single variant column, and to unload rows into a JSON file?

Correct Answer: D
The correct function to use with the COPY INTO <location> statement to convert rows from a relational table into a single variant column and to unload rows into a JSON file is TO VARIANT. The TO VARIANT function is used to explicitly convert a value of any supported data type into a VARIANT data type. This is particularly useful when needing to aggregate multiple columns or complex data structures into a single JSON-formatted string, which can then be unloaded into a file.
In the context of unloading data, the COPY INTO <location> statement combined with TO VARIANT enables the conversion of structured data from Snowflake tables into a semi-structured VARIANT format, typically JSON, which can then be efficiently exported and stored. This approach is often utilized for data integration scenarios, backups, or when data needs to be shared in a format that is easily consumed by various applications or services that support JSON.
Reference:
Snowflake Documentation on Data Unloading: Unloading Data
Snowflake Documentation on VARIANT Data Type: Working with JSON
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Question 857

Which process does Snowflake follow when a stored procedure with owner's rights is called within a session?

Correct Answer: A
* Owner's Rights Stored Procedures:
* When a stored procedure with owner's rights is called, it runs with the privileges of the owner, not the caller.
* This ensures that the procedure executes with access to objects the owner has privileges for, regardless of the caller's permissions.
Why Other Options Are Incorrect:
* B. The owner can set the caller's session variables: Stored procedures cannot modify session variables of the caller.
* C. The owner will inherit the caller's current virtual warehouse: The procedure uses the session's current warehouse, not inherited settings.
* D. The owner can view the caller's session variables: Session variables are private to the caller and not visible to the owner.
References:
* Stored Procedure Privileges Documentation
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Question 858

How can a Snowflake user access a JSON object, given the following table? (Select TWO).

Correct Answer: A,C
To access a JSON object in Snowflake, dot notation is used where the path to the object is specified after the column name containing the JSON data. Both lowercase and uppercase can be used for attribute names, so both "name" and "Name" are valid. Reference: [COF-C02] SnowPro Core Certification Exam Study Guide
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Question 859

What is the minimum Snowflake edition that has column-level security enabled?

Correct Answer: C
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Question 860

Which Snowflake tool provides detailed execution statistics of a query with no cost to the user?

Correct Answer: C
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