DYNAMIC CHANGE SYSTEM FOR LOGICAL DATA STRUCTURE OF DATA BASE

PURPOSE:To shorten the time when the jobs are discontinued for change of the logical data structure of a data base by extending or reducing in variable length the set information area of a stored or deleted master record and adding or deleting the set information. CONSTITUTION:When a new record type...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TATSUMI TOSHIHARU, ENBUTSU HISAYUKI
Format: Patent
Sprache:eng
Schlagworte:
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