AWS Certified Data Engineer - Associate DEA-C01 — Topic 1 Question 89

Question

A data engineer wants to improve the performance of SQL queries in Amazon Athena that run against a sales data table. The data engineer wants to understand the execution plan of a specific SQL statement. The data engineer also wants to see the computational cost of each operation in a SQL query. Which statement does the data engineer need to run to meet these requirements?

Accepted Answer

Correct answer: C. The correct answer is C. Option C: EXPLAIN ANALYZE SELECT * FROM sales;.

AWS Certified Data Engineer - Associate DEA-C01 — Question 89