Database system concurrency control apparatus using timestamps a

Details Database system concurrency control apparatus using timestamps a Database system concurrency control apparatus using timestamps a

1990-10-10

1995-11-28

Black, Thomas G.

Boots, shoes, and leggings

395600, 395425, 3642814, 364DIG1, 364569, G06F 938

Patent

active

054716144

ABSTRACT:
A method and an apparatus for the concurrency control in the database system, in which each transaction can be executed properly according to its scale. In the apparatus, a processing time for each transaction is estimated, a timestamp appropriate for each transaction is determined from the estimated processing time and a current time, and a concurrency control is carried out according to the determined timestamps for the transactions to be executed concurrently.

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