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An RRDS consists of data records in sequence, with the record number indicating the record's logical position in the data set. A program can access records randomly using this positional number or access records sequentially. But unlike a
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Lovelace, Mary; Dovidauskas, Jose; Salla, Alvaro; Sokal, Valeria (August 2022). "Chapter 1. VSAM basics".
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computer data storage system. Records are accessed based on their ordinal position in the file (
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