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Question 465 - COF-C02 discussion

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When unloading data, which file format preserves the data values for floating-point number columns?

A.
Avro
Answers
A.
Avro
B.
CSV
Answers
B.
CSV
C.
JSON
Answers
C.
JSON
D.
Parquet
Answers
D.
Parquet
Suggested answer: D

Explanation:

When unloading data, the Parquet file format is known for its efficiency in preserving the data values for floating-point number columns. Parquet is a columnar storage file format that offers high compression ratios and efficient data encoding schemes. It is especially effective for floating-point data, as it maintains high precision and supports efficient querying and analysis.

References:

Snowflake Documentation: Using the Parquet File Format for Unloading Data

asked 23/09/2024
Scott McNeill
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