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SAS 9.4 Language Reference, Second Edition
book

SAS 9.4 Language Reference, Second Edition

by SAS Institute
December 2013
Intermediate to advanced content levelIntermediate to advanced
824 pages
24h 21m
English
SAS Institute
Content preview from SAS 9.4 Language Reference, Second Edition
Using the SASFILE Statement
The SASFILE global statement opens a SAS data set and allocates enough buffers to
hold the entire data set in memory. Once it is read, data is held in memory, available to
subsequent DATA and PROC steps, until either a second SASFILE statement closes the
file and frees the buffers or the program ends, which automatically closes the file and
frees the buffers.
Using the SASFILE statement can improve performance by
reducing multiple open and close operations (including allocation and freeing of
memory for buffers) to process a SAS data set to one open and close operation
reducing I/O processing by holding the data in ...
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Publisher Resources

ISBN: 9781629590004