SnowflakeSnowflake
DAA-C01 · Question #182
DAA-C01 Question #182: Real Exam Question with Answer & Explanation
The correct answer is D: Optimizes query planning by eliminating unnecessary partitions. Partition pruning optimizes query planning by excluding unnecessary partitions from query execution, improving query performance by focusing on relevant data subsets.
Performance Optimization
Question
How does leveraging partition pruning enhance query performance in Snowflake?
Options
- ALimits data access for specific user roles
- BReduces metadata storage requirements
- CSpeeds up data loading processes significantly
- DOptimizes query planning by eliminating unnecessary partitions
Explanation
Partition pruning optimizes query planning by excluding unnecessary partitions from query execution, improving query performance by focusing on relevant data subsets.
Topics
#Partition Pruning#Query Performance#Micro-partitions#Query Optimization
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