AWS - Account and Billing
Given this AWS billing query snippet: SELECT SUM(cost) FROM billing WHERE service = 'EC2' AND month = '2024-05'; What will the output represent?
Given this AWS billing query snippet: SELECT SUM(cost) FROM billing WHERE service = 'EC2' AND month = '2024-05'; What will the output represent?
medium📝 Predict Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Analyze the SELECT and WHERE clauses
The query sums cost where service is EC2 and month is May 2024.Step 2: Understand what SUM(cost) returns
It returns total cost, not count or average.Final Answer:
Total EC2 costs for May 2024 -> Option BQuick Check:
SUM(cost) filtered by service and month = total cost [OK]
Quick Trick: SUM aggregates costs; WHERE filters by service and date [OK]
Common Mistakes:
- Confusing SUM with COUNT
- Ignoring the WHERE filter
Master "Account and Billing" in AWS
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