Re: [Haskelldb-users] Cartesian product

[Bjorn B. <d00...@dt...>]

Thomas L. Bevan wrote:
> How is it possible to do join between tables?

Hi Tom,

here is an example of a join between two tables:

       do
       r <- table time_reports
       u <- table users
       restrict (r!userid .==. u!xid)
       project (first_name << u!first_name
                # last_name << u!last_name
                # activity << r!activity)

/Bjorn