Patent ID: 7480672
Filing Date: 2009-01-20
Classification: G06F,Y10S

Abstract:
1. A method for utilizing multiple log queues in a database management system, the method comprising: writing a first log record to a first log queue associated with a first transaction thread; writing a second log record to a second log queue associated with a second transaction thread simultaneously at the same time as said writing of said first log record to said first log queue, said first log queue and said second log queue not comprising a shared cache; associating a log queue identifier with each of said first and second log records, the log queue identifier identifying said log queue to which each of said first and second log records is written; writing said first log record in said first log queue, including said log queue identifier associated with said first log record, to a data log disc; and writing said second log record in said second log queue, including said log queue identifier associated with said second log record, to said data log disc, to facilitate efficient writing of said first and second log records to said data log disc.