I think the logic is too complicated for a CHECK constraint, and I haven't managed to get a user-defined function to work it that context so it may not be possible that way.

I've got an interesting constraint I'm trying to add to our database. I can do with with triggers, but am curious if there is a more elegant way to do this in T-SQL (SQL2005, FWIW) We have two related ...

A constraint limits or holds back the possible success of an operational strategy. The theory of constraints, an organizational change method focused on process improvement, contends that every ...

There are two categories of integrity constraints: General constraints, which allow you to restrict the data values that are accepted for the variables in a single data file, such as requiring that ...

When working with minimal APIs in ASP.NET Core, you can define routes for the HTTP verbs using mapping methods such as MapGet, MapPut, MapPost, and MapDelete. While these methods allow you to route ...