SET UDFPARMS TO VALUE
CREATE CURSOR  tmp (a c(10),b c(10))
INSERT INTO tmp values("aaaaa","bbbbb")
SCATTER MEMO  name otmp ADDITIVE
?otmp.a  && showing "aaaaa"
otmp2=otmp
?otmp2.a && showing "aaaaa"
otmp.a="11111"
?otmp2.a && showing "11111"  ?!
otmp2.a="22222"
?otmp.a  && showing "22222" ?!