SNOWPRO-CORE practice question 13 of 35

What is a characteristic of the Snowflake Query Profile?

Full set: 628 questions

Domain Performance Management

Answer options
A: It can provide statistics on a maximum number of 100 queries per week.
B: It provides a graphic representation of the main components of the query processing. Correct answer
C: It provides detailed statistics about which queries are using the greatest number of compute resources.
D: It can be used by third-party software using the Query Profile API.
Correct Answer:
B. It provides a graphic representation of the main components of the query processing.
Explanation

The Snowflake Query Profile is a tool used to analyze the execution details of a specific query. Its most prominent feature is the graphical representation of the query plan's operator tree. This visual plan details each step of the query's execution, showing how data flows between operations. It also provides detailed statistics for each operator, such as processing time and data volume, which helps in identifying performance bottlenecks within that single query.

Why Incorrect

A. This is incorrect. The Query Profile can be accessed for any query that has been executed, with the history available for the last 14 days. There is no documented limit of 100 queries per week.
C. This describes a task better suited for analyzing the QUERYHISTORY view or Account Usage dashboards, which allow for aggregate analysis and comparison across multiple queries to identify the most resource-intensive ones.
D. This is incorrect. The Query Profile is a feature within the Snowflake user interface (Snowsight or the Classic Console). There is no publicly available "Query Profile API" for third-party software to consume.

References

1. Snowflake Documentation: Analyzing Queries Using Query Profile. This document explicitly states, "The profile provides a graphical representation of the query plan, along with statistics for each operator in the plan." It includes images of the operator tree, confirming the graphical nature.

2. Snowflake Documentation: Query History. This page details how query history is retained for 14 days and can be accessed via the UI or the QUERYHISTORY view, refuting the arbitrary limit mentioned in option A.

3. Snowflake Documentation: Monitor warehouse utilization. This section explains how to use views like WAREHOUSEMETERINGHISTORY and QUERYHISTORY to identify resource-intensive queries, which contradicts the primary purpose of Query Profile as described in option C.

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