Data processing method using record division storing scheme and apparatus therefor
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United States of America Patent
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-
Oct 11, 2005
Issued Date -
N/A
app pub date -
Mar 2, 2001
filing date -
Jul 9, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A record having a fixed length data portion and a variable length data portion is stored in memory units, each capable of being inputted/outputted independently, in unit of sub-record while the fixed length data portion is divided into a plurality of fixed length sub-records each having the same length and the variable length data portion is made one variable length sub-record. When data operation of the record such as retrieval, update and deletion is required, sub-records necessary for the data operation are limited and the data operation is made in a unit of one or more sub-records, so that data processing of unnecessary sub-records is not made.
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