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Question 117 - Professional Cloud Database Engineer discussion

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Your team is building an application that stores and analyzes streaming time series financial dat

a. You need a database solution that can perform time series-based scans with sub-second latency. The solution must scale into the hundreds of terabytes and be able to write up to 10k records per second and read up to 200 MB per second. What should you do?

A.
Use Firestore.
Answers
A.
Use Firestore.
B.
Use Bigtable
Answers
B.
Use Bigtable
C.
Use BigQuery.
Answers
C.
Use BigQuery.
D.
Use Cloud Spanner.
Answers
D.
Use Cloud Spanner.
Suggested answer: B

Explanation:

Financial data, such as transaction histories, stock prices, and currency exchange rates.

https://cloud.google.com/bigtable/docs/overview#what-its-good-for

With SSD:

Reads - up to 10,000 rows per second

Writes - up to 10,000 rows per second

Scans - up to 220 MB/s

https://cloud.google.com/bigtable/docs/performance#typical-workloads

asked 18/09/2024
Stephanie Scheffers
42 questions
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