SQList stores documents an images as VARBINARY(MAX) data in the SQL tables.

To use these data to, for example, serve the document via a web page or store it as as file, here is how to do it using C#.

This is the data in the SQL table (it's a jpeg):

This is the C# code that reads the binary data and save it as a file, as well as renders it as a web  image:

The image stored as a file:

This is the image in a browser: