SYSTEM 2000 Software

Overview of SYSTEM 2000

Note: This section focuses on terms and basic concepts that will help you use the SAS/ACCESS interface to SYSTEM 2000. Experienced users of SYSTEM 2000 might want to proceed to SAS/ACCESS Descriptor Files. [cautionend]

SYSTEM 2000 is hierarchical database management software from SAS for mainframe computer systems that run under the z/OS operating environment. Using SYSTEM 2000, you can define the types of data to be stored in a database and the relationships in the data. You can also load the database and retrieve and update the data. The software's hierarchical database structure provides

efficient data storage by reducing the amount of redundant data
indexing capabilities for fast and efficient retrievals
data qualification and sorting capabilities
complete data security through the use of passwords
Multi-User and single-user execution environments
a complete set of diagnostic messages
optional transaction journaling
rollback recovery from system crashes or other failures

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