![]() Upgrades from earlier versions to SQL Server 2019 (15.x) For more information, see Add Features to an Instance of SQL Server (Setup). After you upgrade an instance of SQL Server to SQL Server 2019 (15.x), you can add features by using the SQL Server 2019 (15.x) Setup. You can't add new features during the upgrade of your existing instance of SQL Server. You must re-create any logins and other user objects in master, msdb, and model system databases. However, you can back up or detach databases from a 32-bit instance of SQL Server, and then restore or attach them to a new instance of SQL Server (64-bit) if the databases aren't published in replication. You can't upgrade a 32-bit instance of SQL Server to native 64-bit using SQL Server Setup. SQL Server 2019 (15.x) is only available for 64-bit platforms. Version numbers of the Database Engine components must be the same in an instance of SQL Server 2019 (15.x). Upgrade will be blocked if the Windows Installer service isn't running.Ĭross-version instances of SQL Server 2019 (15.x) aren't supported.Upgrade will be blocked if there's a pending restart.For more information, see Hardware and Software Requirements for Installing SQL Server. To upgrade to SQL Server 2019 (15.x), you must be running a supported operating system.Before upgrading SQL Server, enable Windows Authentication for SQL Server Agent and verify the default configuration, that the SQL Server Agent service account is a member of the SQL Server sysadmin group.Verify supported hardware and software.Before upgrading from one edition of SQL Server 2019 (15.x) to another, verify that the functionality you're currently using is supported in the edition to which you're moving. ![]() This article lists the supported upgrade paths from these SQL Server versions, and the supported edition upgrades for SQL Server 2019 (15.x).
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