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Question 2 - COF-C02 discussion

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A user is loading JSON documents composed of a huge array containing multiple records into Snowflake. The user enables the strip__outer_array file format option

What does the STRIP_OUTER_ARRAY file format do?

A.
It removes the last element of the outer array.
Answers
A.
It removes the last element of the outer array.
B.
It removes the outer array structure and loads the records into separate table rows,
Answers
B.
It removes the outer array structure and loads the records into separate table rows,
C.
It removes the trailing spaces in the last element of the outer array and loads the records into separate table columns
Answers
C.
It removes the trailing spaces in the last element of the outer array and loads the records into separate table columns
D.
It removes the NULL elements from the JSON object eliminating invalid data and enables the ability to load the records
Answers
D.
It removes the NULL elements from the JSON object eliminating invalid data and enables the ability to load the records
Suggested answer: B

Explanation:

TheSTRIP_OUTER_ARRAYfile format option in Snowflake is used when loading JSON documents that are composed of a large array containing multiple records. When this option is enabled, it removes the outer array structure, which allows each record within the array to be loaded as a separate row in the table.This is particularly useful for efficiently loading JSON data that is structured as an array of records1.

References:

Snowflake Documentation on JSON File Format

[COF-C02] SnowPro Core Certification Exam Study Guide

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asked 23/09/2024
Dylan Johnson
42 questions
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