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What is the best description of clustering?
A
Clustering represents the way data is grouped together and stored within Snowflake's micro-partitions
B
The database administrator must define the clustering methodology for each Snowflake table
C
The clustering key must be included on the COPY command when loading data into Snowflake
D
Clustering can be disabled within a Snowflake account
Explanation:
Option A is correct because clustering in Snowflake refers to how data is organized and grouped within micro-partitions based on natural data characteristics, which helps optimize query performance by minimizing the number of micro-partitions that need to be scanned. Option B is incorrect because Snowflake automatically handles clustering metadata collection without requiring database administrator intervention for each table. Option C is incorrect because clustering is automatically managed by Snowflake and does not require specifying a clustering key during data loading via the COPY command. Option D is incorrect because clustering is an inherent feature of Snowflake's architecture and cannot be disabled; it is automatically applied to all tables.