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Showing posts with label Record Blocking. Show all posts
Showing posts with label Record Blocking. Show all posts
Monday, 28 July 2014

How z/OS Stores COBOL Data Sets on DASD

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A COBOL program writes an 80-byte logical record; QSAM can combine many such records into one block; z/OS places the block in CKD or ECKD t...
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