From memory, I think the runtime is pretty standard, what you got was a more restrictive environment in which the CLR and Framework can run so you had less chan

From memory, I think the runtime is pretty standard, what you got was a more restrictive environment in which the CLR and Framework can run so you had less chance of clobbering data, hanging SQL processes and shooting yourself in the foot.....unless you really, really needed to. https://docs.microsoft.com/en-us/sql/relational-databases/clr-integration/database-objects/supported-net-framework-libraries?view=sql-server-2017 https://docs.microsoft.com/en-us/sql/relational-databases/cl... https://docs.microsoft.com/en-us/sql/relational-databases/clr-integration/security/clr-integration-code-access-security?view=sql-server-2017 https://docs.microsoft.com/en-us/sql/relational-databases/cl...