Machine Learning with SAS Viya

Appendix A

A.1: CAS-Supported Data Types and Loading Data into CAS

Caslibs

All data are available to the CAS server through caslibs, and all operations in the CAS server that use data are performed using caslibs. A caslib provides access to files in a data source, such as a database or a file system directory, and to in-memory tables. Access controls are associated with caslibs to manage access to data. You can think of a caslib as a container where the container has two areas in which data are referenced: a physical space that includes the source data or files, and an in-memory space that makes the data available for CAS action processing. Authorized users can add or manage caslibs with the CASLIB statement. Caslib authorization is set by your ...