# Databases

Google Cloud Platform offers a number of different fully managed database services from RDBMS to NoSQL for different use cases.

| Service                                                                 | Description                                                                                          | Use Case                                                                                                                                                                                      |
| ----------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [Cloud SQL](/app-dev/cloud-services/databases/cloud-sql.md)             | Managed, highly available RDBMS with MySQL, PostgreSQL, and SQL Server.                              | Traditional RDBMS, enterprise/business applications, web applications.                                                                                                                        |
| [Cloud Spanner](/app-dev/cloud-services/databases/cloud-spanner.md)     | Horizontally scalable, globally/regionally distributed, highly available, strongly consistent RDBMS. | Mission critical applications that requires 99.999% SLA. Regionally or globally available applications that needs fast data access. Large data sizes that no longer fit in traditional RDBMS. |
| [Cloud Firestore](/app-dev/cloud-services/databases/cloud-firestore.md) | Managed NoSQL Document-oriented database.                                                            | Applications with data structure that's fast changing, or document oriented.                                                                                                                  |


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