SAS Libraries
A SAS
library is a collection of one or more SAS files, including
SAS data sets, that are referenced and stored as a unit. In a directory-based
operating environment, a SAS library is
a group of SAS files that are stored in the same directory. In z/OS
(OS/390), a SAS library is a group of SAS
files that are stored in an operating environment file.
Assigning Librefs
Often the first step in setting up your SAS session
is to define the libraries. You can use programming statements to
assign library names.
To reference a permanent SAS file:
-
Assign a name (libref) to the SAS library in which the file is stored.
-
Use the libref as the first part of the two-level name (libref.filename) to reference the file within the library. ...
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