Talk:12 Ways to save SAS data

A simplified presentation would mention that there are three basic forms of a data step:
 * 1) data ds1; set dsold; ... statements ... run;
 * 2) data ds1; infile ' ... ' ...options ...; input ... variables ; run;
 * 3) data ds1; input ... ; cards; ... actual data values in the program without semi-colons ; run;