A file that contains records or other elements that are stored in a chronological order based on account number or some other identifying data. In order to locate the desired data, sequential files ...

Note: Before using sequential engines, read the information about sequential data libraries in SAS Language Reference: Dictionary. Reading and Writing SAS Files on Tape You can write SAS files ...

A file organized via an index. Also called a "direct file" or a "direct access file," it enables quick access to specific records or other elements within the file rather than having to read the file ...