COF-C02 · Question #358
What is the relationship between a Query Profile and a virtual warehouse?
The correct answer is A. A Query Profile can help users right-size virtual warehouses. A Query Profile in Snowflake provides detailed execution statistics for a query, including processing time, bytes scanned, rows processed, and which nodes consumed the most resources. By analyzing this data, users can identify whether a warehouse is undersized (causing spilling…
Question
What is the relationship between a Query Profile and a virtual warehouse?
Options
- AA Query Profile can help users right-size virtual warehouses.
- BA Query Profile defines the hardware specifications of the virtual warehouse.
- CA Query Profile can help determine the number of virtual warehouses available.
- DA Query Profile automatically scales the virtual warehouse based on the query complexity.
How the community answered
(43 responses)- A93% (40)
- B5% (2)
- C2% (1)
Explanation
A Query Profile in Snowflake provides detailed execution statistics for a query, including processing time, bytes scanned, rows processed, and which nodes consumed the most resources. By analyzing this data, users can identify whether a warehouse is undersized (causing spilling to disk or long queue times) or oversized (idle nodes, low utilization). This makes the Query Profile a practical tool for right-sizing virtual warehouses - choosing the appropriate warehouse size (XS, S, M, L, etc.) for a given workload. It does not define hardware specs (B), determine the count of available warehouses (C), or automatically trigger auto-scaling (D).
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