Traite l'événement DROP_PATH pour supprimer le chemin de pa_server vers pa_client.

declare
        p_pa_server             alias for $1;
        p_pa_client             alias for $2;
begin
        -- ----
        -- Grab the central configuration lock
        -- ----
        lock table sl_config_lock;

        -- ----
        -- Remove any dangling sl_listen entries with the server
        -- as provider and the client as receiver. This must have
        -- been cleared out before, but obviously was not.
        -- ----
        delete from sl_listen
                        where li_provider = p_pa_server
                        and li_receiver = p_pa_client;

        delete from sl_path
                        where pa_server = p_pa_server
                        and pa_client = p_pa_client;

        if found then
                -- Rewrite sl_listen table
                perform RebuildListenEntries();

                return 1;
        else
                -- Rewrite sl_listen table
                perform RebuildListenEntries();

                return 0;
        end if;
end;