insert into [dbo].[GPU_SysTablesSysColumns]
(Tabela, Coluna)
select t.name, c.name
from sys.tables t, sys.columns c
where
t.object_id = c.object_id
and t.name not in (select Tabela from GPU_SysTablesSysColumns)
and c.name not in (select Coluna from GPU_SysTablesSysColumns)