Vazba
SQL vazba z tabulky O0SIGNI_SCH1 na tabulku O0SIGNI_SCH0
select *
from O0SIGNI_SCH1 o0signi_sch1
left outer join O0SIGNI_SCH0 o0signi_sch0 on o0signi_sch0.idpk = o0signi_sch1.idpk_schema
select *
from O0SIGNI_SCH1 o0signi_sch1
left outer join O0SIGNI_SCH0 o0signi_sch0 on o0signi_sch0.idpk = o0signi_sch1.idpk_schema