Question 259 of 284
Single answerYou are building a backend service for an ecommerce platform that will persist transaction data from mobile and web clients. After the platform is launched, you expect a large volume of global transactions. Your business team wants to run SQL queries to analyze the data. You need to build a highly available and scalable data store for the platform. What should you do?
✓ACreate a multi-region Cloud Spanner instance with an optimized schema.
BCreate a multi-region Firestore database with aggregation query enabled.
CCreate a multi-region Cloud SQL for PostgreSQL database with optimized indexes.
DCreate a multi-region BigQuery dataset with optimized tables.
✓
Correct Answer: A
Create a multi-region Cloud Spanner instance with an optimized schema.
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Explanation
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