/*NOTE: A LIBNAME CAN REFER TO MULTIPLE FOLDERS*/

libname sasdata1 v8 "c:\temp\sasdata1";

libname lib1 v8 ("c:\temp\sasdata1"  "c:\temp\sasdata2");
proc contents data=lib1._all_;
run;
proc means data=lib1.baseball;
run;
proc means data=lib1.bcancer;
run;


/*HOW TO CREATE A VIEW*/

data lib1.brcaview / view=lib1.brcaview; /*NOTE: THE DATA SET NAME AND VIEW NAME MUST BE SAME*/
  set lib1.bcancer;  /*NOTE: THIS POINTS TO THE DATA SET THAT ALREADY EXISTS*/
  if 50<=agestop1<=60;
run;

proc contents data=lib1.brcaview;
run;
proc means data=lib1.brcaview;
run;