Data ob1; Set sashelp.class; Where sex="M"; Run; Data ob2; Set sashelp.class; Where sex="F"; Run; Data ob3; Set sashelp.class; Where sex="Trans"; /*This dataset get 0 obs*/; Run; Data ob4; Set sashelp.class; Where sex="Other"; /*This dataset get 0 obs*/; Run; I wanted to merge 4 datasets in that 2 of them having 0 obs.and 0 obs dataset should also get merge and get record with null values.need to create dummy dataset to get 0 obs dataset and should use _null_. Can anyone help? I tried, but I didn't get the answer,can anyone help me out of this.
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