create table lixo_grid_br as SELECT gid_vbit, 10*hlevel as intlevel, geom
FROM osmc.grid_generate_all_levels(5, 'BR', '{0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,fT,fY,fP,fN}', 18, 0.005, 0.00000005)
WHERE ST_intersects(geom, (select st_transform(geom,952019) from grid_br.isoadmin_l0))
; -- sem interseção 31725 linhas, com 17430. Em 5 minutos
create table lixo_grid_br as SELECT gid_vbit, 10*hlevel as intlevel, geom
FROM osmc.grid_generate_all_levels(8.5, 'BR', '{0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,fT,fY,fP,fN}', 18, 0.005, 0.00000005)
WHERE ST_intersects(geom, (select st_transform(geom,952019) from grid_br.isoadmin_l0))
; -- em minutos.
