Which of the following actions should be performed when implementing a change to a database schema in a production system?

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Arthur Moron · Accepted Answer

Change in development, perform user acceptance testing, develop a back-out strategy, and implement change

Arthur Moron · Answer

Test in development, determine dates, notify users, and implement in production

Arthur Moron · Answer

Apply change to production, run in parallel, finalize change in production, and develop a back-out strategy

Arthur Moron · Answer

Perform user acceptance testing in production, have users sign off, and finalize change

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