Transformation rules applied to the ETL staging area.
SQL
case when campo15 is NULL then campo4 end
SQL
CASE WHEN CAMPO15 NOT IN (SELECT COD_CONTO FROM CONTO)THEN 'CCH TAGETIK ACCOUNT MISSING'ELSE NULLEND
ETL filter
campo15 not in (select cod_conto from conto)
SQL
SELECT COD_VALUTA FROM AZIENDA WHERE COD_AZIENDA = CAMPO3