v.addElement(" (CASE WHEN ");
v.addElement(" = ");
v.addElement(" THEN NULL ELSE ");
v.addElement(" END) ");
exOperator.printsAs(v);
exOperator.bePrefix();
int[] indices = {0, 1, 0};
exOperator.setArgumentIndices(indices);
exOperator.setNodeClass(ClassConstants.FunctionExpression_Class);
return exOperator;
}