Norbert Wegener wrote:
> With unlang I achive the following: Check, whether a special VLAN exists
> on a switch and if so, assign it.
...
> To reduce sql queries I want to avoid the second.
> Can I store the result of the first query and use the value to assign
> Tunnel-Private-Group-ID?

  Yes.  Intermediate variables are possible.

  update control {
        Tmp-String-0 = "%{sqlquery:SELECT value from ...
  }

  if (control:Tmp-String-0 != "") {
        update reply {
                Tunnel-Private-Group-ID = "%{Tmp-String-0}"
                ...
        }
  }

  Alan DeKok.
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