Database Mail is an enterprise solution for sending e-mail messages from the SQL Server Database Engine or Azure SQL Managed Instance.
Using Database Mail, your database applications can send e-mail messages to users. The messages can contain query results, and can also include files from any resource on your network.

Benefits of Using a Database Mail :
https://docs.microsoft.com/en-us/sql/relational-databases/database-mail/database-mail?view=sql-server-ver15

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