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DEA-C02 · Question #102
DEA-C02 Question #102: Real Exam Question with Answer & Explanation
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Performance Optimization
Question
A Data Engineer is trying to improve the performance of a long-running query by clustering the base table. What information from the output of the system function will verify CLUSTERING_INFORMATION that the clustering improved query performance?
Options
- AThe average number of overlapping micro-partitions in the table is high.
- BThe total number of constant micro-partitions in the table is high.
- CThe average overlap depth of each micro-partition in the table is high.
- DThe total number of constant micro-partitions in the table is low.
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Topics
#Table Clustering#Performance Tuning#System Functions#Micro-partitions