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What is the maximum record length for the VSAM dataset?
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repro
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Yes. Because the alternate key would first locate the primary key, which in turn locates the actual record. Needs twice the number of I/Os.
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OPEN INPUT StudentFile READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ PERFORM UNTIL EndOfStudentFile DISPLAY StudentId SPACE StudentName SPACE CourseCode SPACE YOBirth READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ END-PERFORM CLOSE StudentFile STOP RUN what will be output
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