How to plug basic auth to an existing database?

To go on with my questions about tyk, how can we configure tyk to use Basic Auth against an existing SQL Server users database? Today we have an “home made” gateway which authenticates incoming requests using the basic auth method. Our users are stored in a SQL Server database.

thank you for your help

You can;t plug Tyk into it, but you can use Tyk Identity Broker to bridge the gap and turn BA requests into token based ones:

Intro is here:

And the method you would us is: