src/test/scripts/functions/lineage/FullReusePerf1.dml

#-------------------------------------------------------------
#
# Licensed to the Apache Software Foundation (ASF) under one
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# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
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#   http://www.apache.org/licenses/LICENSE-2.0
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X = read($1);
tmp = X[,1];

for(i in 2:ncol(X)){
    A = t(tmp) %*% tmp;
    if(sum(A) == NaN)
		  print(sum(A));
    tmp = cbind(tmp, X[,i]);
    A = t(tmp) %*% tmp;
    if(sum(A) == NaN)
		  print(sum(A));
}

# repeat the loop to test read from local FS

tmp = X[,1];

for(i in 2:ncol(X)){
    A = t(tmp) %*% tmp;
    if(sum(A) == NaN)
		  print(sum(A));
    tmp = cbind(tmp, X[,i]);
    A = t(tmp) %*% tmp;
    if(sum(A) == NaN)
		  print(sum(A));
}

write(A, $2, format="text");