src/test/scripts/functions/jmlc/transform4.dml

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#read data frame and meta data
F1 = read($F1, data_type="frame", format="csv"); #new data
M = read($M, data_type="frame", format="csv"); #existing recode maps
specJson1 = $TRANSFORM_SPEC1
specJson2 = $TRANSFORM_SPEC2

#frame indexing
F11 = F1[,1:2];
F12 = F1[,3];
M1 = M[,1:2];
M2 = M[,3];

X1 = transformapply(target=F11, meta=M1, spec=specJson1);
X2 = transformapply(target=F12, meta=M2, spec=specJson2);

X1 = X1 * (X1!=77.7);
X2 = X2 * (X2!=77.7);

F21 = transformdecode(target=X1, meta=M1, spec=specJson1);
F22 = transformdecode(target=X2, meta=M2, spec=specJson2);

#frame cbind
F2 = cbind(F21, F22);

write(F2, $F2);