Availability replicas Show 10 more Applies to: SQL ServerThis article introduces the Always On availability groups concepts that are central for configuring and managing one or more availability groups in the Enterprise edition of SQL Server. For the Standard edition, ...
Availability replicas إظهار 10 إضافي Applies to: SQL ServerThis article introduces the Always On availability groups concepts that are central for configuring and managing one or more availability groups in the Enterprise edition of SQL Server. For ...
Hello, Thank you in advance for any assistance. I setup two 2019 servers with SQL 2016 Standard, with the hopes of setting them up with Always on Availability. I am at the point were the database... With further investigations, it looked like the SQL Accounts were getting ...
Interoperability with Windows-based availability groups and replicas An AG that has a cluster type of External or one that is WSFC can't have its replicas cross platforms. This is true whether the AG is SQL Server Standard edition or SQL Server Enterprise edition. That means in a traditional ...
若要查看现有可用性组的自动备份首选项,请选择sys.availability_groups目录视图的 automated_backup_preference 或 automated_backup_preference_desc 列。 此外,sys.fn_hadr_backup_is_preferred_replica (Transact-SQL)可用于确定首选备份副本。 此函数对至少一个副本返回 1(即使AUTOMATED_BACKUP_PREFERENCE = NONE...
在Always On Availability Group 中的資料庫啟用WITH DTC_SUPPORT = PER_DB時,只要交易涉及多個資料庫,交易就會在 SQL Server 2016 SP2 和 SQL Server 2017 中升級為 MSDTC 交易。 MSDTC 交易有一些限制,例如無法使用儲存點、無法...
Used to create a basic availability group. Basic availability groups are limited to one database and two replicas: a primary replica and one secondary replica. This option is a replacement for the deprecated database mirroring feature on SQL Server Standard Edition. For more information, seeBasic...
Always On availability groups does not depend on any form of shared storage. However, if you use a SQL Server failover cluster instance (FCI) to host one or more availability replicas, each of those FCIs will require shared storage as per standard SQL Server failover cluster instance installat...
Always On 可用性组 (Always On Availability Groups, AG) Always On 故障转移群集实例 (FCI) 数据库镜像 (DBM) 数据库备份和还原 数据库连接性和身份验证 数据库开发 数据库邮件 全文搜索、语义搜索 文件、文件组、数据库操作或损坏 安装、修补、升级、卸载 ...
When I try to create a basic availability group it failsBasic availability groups can only be created on a standard edition of SQL Server. Attempting to create a basic availability group in SQL Server Enterprise Edition will fail: Msg 534, Level 15, State 1, Line 3 ...