What are the SFP files that come with SQL Server 2017?


1 Answer 1


So it turns out these are packed archive. It's part of the "Platform Abstraction Layer" that hosts the operating system in a library, or "Drawbridge" Library OS. Not much is known about Drawbridge yet, but here is one resource on Github that pointed me over to a tool sfpack.

sfpack was able to extract these archives.

A quite exhaustive explanation: https://www.sqlservercentral.com/blogs/sql-server-on-linux-how-does-it-actually-work

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