For more information, see Overview of the System Application. The Microsoft System Application extension includes functionality that isn't directly related the business logic. app file, which is published to the Business Central Server instance. Each extension is compiled and delivered as an. For example, objects include tables, report, pages, codeunits, and more. The application includes AL extensions that define the objects and code that makes up the business logic. A multitenant deployment stores the application metadata in the application database and the business data in one or more tenant databases.

If you have a single-tenant deployment, this data is stored in a single database. The databases store the application metadata and business data.

The following figure provides a high-level representation of a Business Central solution and the components that are involved in the installation of an update. The installation guidelines are separated into PLATFORM tasks and APPLICATION tasks. You can choose to update only the platform or both the platform and application code. An update is a set of files that includes all hotfixes and regulatory features that have been released for Business Central. This article describes how to install an update for Business Central on-premises.

Advanced Installer 21.1 free instal