公开(公告)号：US11074141B2

公开(公告)日：2021-07-27

申请号：US16711853

申请日：2019-12-12

Applicant: SAP SE

Inventor： Yong Sik Kwon ,  Changseob Lee ,  Seyeong Bae ,  Beomsoo Kim ,  Youngho Yoo

IPC: G06F11/14 ,  G06F11/10

Abstract: A system includes initiation of recovery from a crash of a database instance and, during the recovery, identification of a subset of pages of a memory image of the database instance which are not reusable and replacement of the identified subset of pages with corresponding pages of the savepoint image.

公开(公告)号：US20210182157A1

公开(公告)日：2021-06-17

申请号：US16711853

申请日：2019-12-12

Applicant: SAP SE

Inventor： Yong Sik Kwon ,  Changseob Lee ,  Seyeong Bae ,  Beomsoo Kim ,  Youngho Yoo

IPC: G06F11/14 ,  G06F11/10

Abstract: A system includes initiation of recovery from a crash of a database instance and, during the recovery, identification of a subset of pages of a memory image of the database instance which are not reusable and replacement of the identified subset of pages with corresponding pages of the savepoint image.