Applies to:SQL Server Use this page to specify information about the server instance with the mirror database. 重要 The mirror server instance must be running the same edition of SQL Server, either Standard or En
For more information about the checkpoints and log truncation, see Database Checkpoints (SQL Server). Avoid a Full Transaction Log If the log fills up (either because it reaches its maximum size or the server instance runs out of space), the database cannot perform any more ...
通过数据库镜像端点(Database Mirroring Endpoint)建立的网络连接实现事务日志的传输。 3事务日志应用:镜像数据库接收到主数据库传送的事务日志后,会将其应用到自身上,以保持与主数据库的数据一致性。 4监视状态:监视服务器会定期检查主数据库和镜像数据库之间的网络连接和数据同步状态。如果监视服务器发现主数据库不...
Check the SQL serverlog on both current server & target mirror server.See error like: Logon Database Mirroring login attempt by user 'XXX\YYY$.' failed with error: 'Connection handshake failed. The login 'XXX\YYY$' does not have CONNECT permission on the endpoint. State 84.'. Obviousely...
To connect to a database mirroring session, a client can use either SQL Server Native Client or .NET Framework Data Provider for SQL Server. When configured for a SQL Server database, these data access providers both fully support database mirroring. For information about...
在主Server上运行 ALTER DATABASE [Test_Mirror] SET PARTNER = 'TCP://172.XXX.XX.106:5022'; GO 配置成功,此时显示如下: 主体服务器上显示 镜像服务器上DB显示 第四部分补充部分 问题1查询判断数据库是否已添加主密钥 ---sys.databases的is_master_key_encrypted_by_server得到是否有加密 ...
SQL Database Overview A Microsoft SQL Server database stores NetDocuments connection configuration parameters, synchronization status, document’s profile metadata, ACL, users and groups, lookup tables, subsequent updates, logs, and audit logs. The metadata values will be split into columns within the...
有关详细信息,请参阅查看或更改数据库的恢复模式 (SQL Server) 或sys.databases (Transact-SQL) 和ALTER DATABASE (Transact-SQL)。 镜像数据库的名称必须与主体数据库的名称相同。 为使镜像正常运行,镜像数据库必须处于 RESTORING 状态。 准备镜像数据库时,对于每个还原操作都必须使用 ...
ALTER DATABASE HB2008_Gome SET WITNESS = 'TCP://WitnessServerName:5022'; 1. 2. 注意: 1.在Principal实例上创建Session时可能会遇到此错误,错误信息如下: 镜像数据库 "dbName" 包含的事务日志数据不足,无法保留主体数据库的日志备份链。如果没有从主体数据库进行日志备份或者没有在镜像数据库上还原日志备份...
Estimate the interruption of service when failover a database mirror from the primary to the secondary role.