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PROFESSIONAL-CLOUD-DATABASE-ENGINEER · Question #156

Your company is launching a new globally distributed application with strict requirements for low latency, strong consistency, zero downtime, and high availability (HA). You need to configure a…

The correct answer is A. Create a Spanner instance across regions for optimal performance. Cloud-Spanner is the only Google-native database that natively gives you global multi-region deployments with strong (external) consistency, automatic sharding for horizontal scale, built-in high-availability and zero-downtime schema changes, all with a single managed instance…

Designing highly available and scalable database solutions

Question

Your company is launching a new globally distributed application with strict requirements for low latency, strong consistency, zero downtime, and high availability (HA). You need to configure a scalable database solution to support anticipated rapid growth and optimal application performance. What should you do-

Options

  • ACreate a Spanner instance across regions for optimal performance.
  • BImplement Bigtable with replication across multiple regions and configure to prioritize data
  • CCreate a Cloud SQL instance in HA mode with a cross-region read replica.
  • DCreate an AlloyDB instance in HA mode with a cross-region read replica.

How the community answered

(31 responses)
  • A
    71% (22)
  • B
    16% (5)
  • C
    6% (2)
  • D
    6% (2)

Explanation

Cloud-Spanner is the only Google-native database that natively gives you global multi-region deployments with strong (external) consistency, automatic sharding for horizontal scale, built-in high-availability and zero-downtime schema changes, all with a single managed instance. This perfectly matches your low-latency, strong-consistency, zero-downtime, HA requirements at

Topics

#Database Selection#Global Distribution#High Availability#Strong Consistency

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