Stampa conguagli diversi da zero
CODCF 169.CODCF 20.RAGSOC 169.QTACONG
169.CODART 47.DESCR 169.QTACONG
USE 169 SELECT QTACONG!=0 JOIN 20 INTO TIPOCF=='C' CODCF==CODCF JOIN 47 INTO CODART==CODART