公开(公告)号：US20230004465A1

公开(公告)日：2023-01-05

申请号：US17783826

申请日：2020-11-17

Applicant: ZTE CORPORATION

Inventor： Peng ZHANG ,  Ke YAN ,  Yan DING ,  Zhiwen LIU

IPC: G06F11/14 ,  G06F16/27 ,  G06F16/23

Abstract: A distributed database system, a data disaster backup exercise method and a non-transitory computer-readable storage medium are disclosed. The distributed database system may include a local computer room (110) and an offsite computer room (120), where the local computer room (110) includes a local management node (111) and a local database cluster (112), the offsite computer room (120) includes an offsite management node (121), an offsite exercise database cluster (123) and an offsite synchronization database cluster (122); where the local database cluster (112) and the offsite synchronization database cluster (122) are both connected with the local management node (111); the offsite exercise database cluster (123) is configured for: establishing a first connection with the offsite management node (121); and receiving a test service sent by a service layer.