What’s New in SAS 9.4 Scalable Performance Data Engine
Overview
The following are new
or enhanced options for 9.4:
-
-
COMPRESS= LIBNAME statement option
-
ENCRYPT=AES (Advanced Encryption
Standard) data set option
-
ENCRYPTKEY= data set option
-
IOBLOCKSIZE= LIBNAME statement
option
-
SPDEFILECACHE system option
-
In the
first
maintenance release for SAS 9.4,
SPD Engine does not support DLDMGACTION=NOINDEX, but does support ABORT, FAIL, PROMPT, and REPAIR.
-
SPD Engine System Option
A new SPD Engine system option enables you to do the following:
-
The SPDEFILECACHE system option
enables or disables caching of opened SPD Engine data files. For more
information,
see SPDEFILECACHE System Option.
SPD Engine Data Set Options
SPD Engine LIBNAME Statement Options
The new LIBNAME statement
options enable you to do the following:
-
In the
second
maintenance release for SAS 9.4, the new IOBLOCKSIZE= LIBNAME statement option enables you to specify
the size in bytes of a
block of observations to be used in an
I/O operation. For more
information,
see IOBLOCKSIZE= LIBNAME Statement Option.
-
In the second
maintenance release for SAS 9.4, the COMPRESS= LIBNAME statement option enables you to compress an SPD
Engine data set on disk as it is being created.
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