options include options such as file disposition as well as options that describe the format of the file. //INPUT DD DSN=LIBRARY.DATA.QTR1,DISP=SHR // DD DSN=LIBRARY.DATA.QTR2,DISP=SHR // DD ...
There are several advantages to allocating SAS data libraries internally (see Advantages of Allocating SAS Data Libraries Internally). However, you can also use either a JCL DD statement or a TSO ...