http://caryhsu.blogspot.com/2011/12/sql-server-database-mirroring.html 1、Clustering vs. Witness AlwaysOn必須架設在Windows Cluster(WSFC)上,而如果Database Mirroring要作到Auto Failover時,就必須有第三台進行監控,也就是Witness的角色,就兩者相比由於Cluster必須要有特定硬體支援,而Witness的電腦只需要非常簡...
使用SQL Server AlwaysOn 另請參閱 Microsoft 提供稱為SQL Server資料庫鏡像和Windows 磁片區陰影複製服務的軟體解決方案, (VSS) ,以提高特定案例的高可用性。 SQL Server資料庫鏡像會增加資料庫可用機率,而磁片區陰影複製服務 (VSS) 提供災害復原的備份和還原功能。 不支援使用SQL Server資料庫鏡像或Windows...
适用范围:SQL Server传输安全性涉及身份验证,或者还涉及数据库间交换的消息的加密。 对于数据库镜像和 Always On 可用性组,身份验证和加密在数据库镜像端点配置。 有关数据库镜像端点的简介,请参阅数据库镜像端点 (SQL Server)。本主题内容:身份验证 数据加密 相关任务 ...
CREATEENDPOINT [Hadr_endpoint]ASTCP ( LISTENER_IP = (0.0.0.0), LISTENER_PORT =5022)FORDATABASE_MIRRORING (ROLE=ALL,AUTHENTICATION= CERTIFICATE dbm_certificate, ENCRYPTION =REQUIREDALGORITHM AES );ALTERENDPOINT [Hadr_endpoint] STATE = STARTED;GRANTCONNECTONENDPOINT::[Hadr_endpoint]TO[dbm_login]; ...
SQL Server 2014 搜尋 Database Engine 業務持續性 業務持續性 Always On 可用性群組 容錯移轉叢集執行個體 資料庫鏡像 概觀 操作方式 組態 系統管理 安全性 設定資料庫鏡像或 AlwaysOn 可用性群組的登入帳戶 建立Windows 驗證的端點 允許網路存取端點 使用端點的...
ALTEREVENT SESSION AlwaysOn_healthONSERVERWITH(STARTUP_STATE=ON);GO 更多关于Event Session信息可以参考:AlwaysOn Extended Events。 d) 创建db mirroring endpoint使用的用户: CREATELOGIN dbm_loginWITHPASSWORD='**<Your Password>**';CREATEUSERdbm_userFORLOGIN dbm_login; ...
https://3.bp.blogspot.com/-B66pbpGCeE4/V-dXvyk80JI/AAAAAAAABi0/jRa5Baj9oxQFuLQ-Jbv2yNthpPzSiEYTQCLcB/s640/create%2Balways%2Bon%2Bavailability%2Bgroup8.png Endpoints Use this tab to verify any existing database mirroring endpoints and also, if this endpoint i...
The server name can be 128 characters or less. If you specify a failover partner but the failover partner server is not configured for database mirroring and the primary server (specified with the Server keyword) is not available, then the connection will fail. ...
taken so that a database can be restored and the transaction log backups replayed to bring the database to a specific point in time with transactional consistency. And it supports features that rely on reading the transaction log, such as replication, database mirroring, and change data ...
A server audit is automatically tagged with a GUID which uniquely identifies it. To support distributed scenarios such as database mirroring, the CREATE SERVER AUDIT statement allows this GUID to be assigned explicitly. After the audit is created, the GUID cannot be changed. ...