Migrating a Relational Database to the Cloud: Preferred Options for a Global Financial Giant

Migrating a Relational Database to the Cloud

Question

Your client, a global financial giant, plans to migrate its relational database currently running on-prem to the cloud.

Which of the below listed would be the most preferred option?

Answers

Explanations

Click on the arrows to vote for the correct answer

A. B. C. D.

Correct Answer: A.

Option A is Correct.

Fully-managed database service, Cloud SQL is a relational database service compatible with MySQL, PostgreSQL and SQL Server.

Option B is Incorrect.

Cloud Oracle is an Invalid service.

Option C is Incorrect.

Since BigTable is a NoSQL database service, it is not appropriate in this scenario.

Option D is Incorrect.

Please refer to the explanation above.

https://cloud.google.com/sql https://cloud.google.com/bigtable

In the given scenario, the client is planning to migrate its relational database currently running on-premises to the cloud. Therefore, the most preferred option would be a cloud database service that can provide scalability, reliability, and high availability. Let's evaluate the given options to identify the most suitable option for the client:

A. Cloud SQL: Cloud SQL is a fully managed database service provided by Google Cloud Platform (GCP) that supports both MySQL and PostgreSQL. Cloud SQL provides automatic backups, replication, and failover capabilities. It also provides horizontal scaling by increasing the number of read replicas, but it has some limitations in terms of customization and performance tuning. Therefore, it may not be the best option for a global financial giant that requires high scalability and customization.

B. Cloud Oracle: Cloud Oracle is a fully managed service that provides a high-performance database with high availability, security, and scalability. It supports multiple database engines, including Oracle Autonomous Database, which is a self-driving, self-securing, and self-repairing database. However, Oracle's licensing model can be complex and expensive, which may not be suitable for a global financial giant that requires cost-effective solutions.

C. Cloud Bigtable: Cloud Bigtable is a NoSQL database service provided by GCP that can handle massive workloads and provide high scalability and performance. It is a good fit for applications that require low latency and high throughput, such as data analytics, IoT, and financial transactions. However, Cloud Bigtable is not a relational database and may not be suitable for applications that require complex queries and transactions.

D. Either of A or C: Option D suggests that either Cloud SQL or Cloud Bigtable could be the most preferred option for the client. However, it depends on the client's specific requirements, such as data volume, complexity, and budget. If the client requires a relational database with a flexible schema and easy integration with other GCP services, Cloud SQL could be the best option. If the client requires a NoSQL database with a high-performance and low-latency, Cloud Bigtable could be the best option.

In conclusion, the most preferred option for the client would depend on their specific requirements and constraints. Therefore, a detailed analysis of the client's use case and business needs would be necessary to determine the best database service for their migration to the cloud.