So, something like the following would be correct? inputs and numbers are totally random   Data dataA input x, y, z; cards; 5, 10, 15 55, 24, 29 run;    proc sort data=dataA; by x; run;    Data dataB input x, y, z; cards; 105, 110, 150 run;    proc sort data=dataB; by x; run;    Data dataB input x, y, z; cards; 665, 1110, 1150 780, 455, 447 159, 668, 31 ; run;    proc sort data=dataC by x; run;    Data Merged_data Merge dataA(IN fromdataA) dataB(IN fromdataB) dataC  BY x; fromdataA=fromdataB;  run;    ... View more

It's an exercise and the description doesn't give more details on that. In my understanding it is asked to merge the datasets side by side ... View more

Thanks for the replies. Apparently I am not able to run the code cause my academic license expired and that's why I threw it in the community board. I also am aware of the Sleep functionality but since I am unable to run the code, I can't see how teh data_null connects to the sleep function.   In any case thank you for your consideration.  ... View more