September 2017
Beginner to intermediate
562 pages
13h 46m
English
Application updates may introduce database schema changes and if so, existing data needs to be updated to comply with the new schema. The process of updating your application data according to the new data model is called the data upgrade. When you are upgrading the new application version, after completing your code upgrade you need to run data upgrade. It is strongly recommended to perform the data upgrade on a development environment. In case of any issue, it is much faster to make corrections and rerun the process in a development environment.
The following are high-level steps to perform data upgrade in a sandbox environment:
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