SAS: concatenate different datasets while keeping the individual data table names

Question

I\'m trying to concatenate multiple datasets in SAS, and I\'m looking for a way to store information about individual dataset names in the final stacked dataset.

For

Answer 1

Use the in statement when you set each data set:

data final;
 set my_data_1(in=a) abc(in=b) xyc(in=c);
 if a then var_3='my_data_1';
 if b then var_3='abc';
 if c then var_3='xyz';
run;