这是偶的:
NOTE: SAS initialization used:
real time 9.30 seconds
cpu time 1.60 seconds
1 data one;
2 do i=1 to 100000000;
3 output;
4 end;
5 run;
NOTE: The data set WORK.ONE has 100000000 observations and 1 variables.
NOTE: DATA statement used (Total process time):
real time 19.34 seconds
cpu time 4.78 seconds