CV0-003 · Question #864
An organization hosts an ERP database in on-premises infrastructure. A recommendation has been made to migrate the ERP solution to reduce operational overhead in the maintenance of the data center. Wh
The correct answer is A. Database application version compatibility. When migrating an ERP database to DBaaS, the most critical technical consideration is whether the ERP application is compatible with the database engine version offered by the DBaaS provider.
Question
An organization hosts an ERP database in on-premises infrastructure. A recommendation has been made to migrate the ERP solution to reduce operational overhead in the maintenance of the data center. Which of the following should be considered when migrating this on-premises database to DBaaS?
Options
- ADatabase application version compatibility
- BPhysical database server CPU cache value
- CDatabase total user count
- DPhysical database server operating system
How the community answered
(42 responses)- A81% (34)
- B5% (2)
- C2% (1)
- D12% (5)
Why each option
When migrating an ERP database to DBaaS, the most critical technical consideration is whether the ERP application is compatible with the database engine version offered by the DBaaS provider.
ERP applications often depend on specific database engine versions, stored procedures, functions, or extensions that may not be available in every DBaaS offering or version. A version mismatch can cause application failures, data corruption, or loss of functionality post-migration. Verifying version compatibility - and any required feature parity - is the foundational step before planning the migration.
In a DBaaS model the underlying physical hardware, including CPU cache specifications, is fully abstracted and managed by the cloud provider, making it irrelevant to the migration planning process.
Total user count may affect licensing or connection pool sizing but is not a primary technical compatibility concern when migrating the database engine to DBaaS.
The operating system of the physical database server is transparent in a DBaaS offering because the provider manages the OS layer entirely, so the source server OS has no bearing on migration feasibility.
Concept tested: DBaaS migration database version compatibility
Source: https://learn.microsoft.com/en-us/azure/dms/dms-overview
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