Method and apparatus for reducing data locking time by removing a lock when journal data is written into a main memory journal queue

摘要: A data management system, which is equipped with a file and journal adapted to reserve the exclusive occupation for then update data, characterized by releasing of prior writing corresponding updated file. When on base updated, states be are reserved first updating executed buffer placed main memory journals collected. The collected entered into first-in first-out queue in units transactions. transaction released after have been stored queue. written transactions order they Subsequently restored using when system failure occurs base.