December 2002
Intermediate to advanced
178 pages
5h 1m
English
book
Geac System21 commerce.connect: Implementation on the IBM eServer iSeries Server
by Yessong Johng, Colin Brown, Jim Hirsch, John Lawler
Content preview from Geac System21 commerce.connect: Implementation on the IBM eServer iSeries Server
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138 Geac System21 commerce.connect: Implementation on the iSeries Server
6.1 The iSeries integrated file system
Several releases ago, IBM reorganized considerably the file system of the iSeries server. A
new UNIX- or Windows NT-like file system called the integrated file system (IFS) was
introduced. The original file system, for example QSYS, other libraries, and their contents
became part of this new system.
Files in new areas of the IFS are quite different than the familiar database files of the iSeries.
They do not have fixed length records. In fact, they do not have a structure known to the
operating system. They are simply stored bytes. The data may be readable text in ASCII,
EBCDIC or Unicode. It could be Java byte code, PC executable ...
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