A distributed availability group spans multiple availability groups, each on its own underlying WSFC, and a distributed availability group is a SQL Server-only construct. This means the WSFCs that house the individual availability groups can have different major versions of …

Aug 21, 2020 · SQL Server 2016 provides a new feature Distributed Availability Group for disaster recovery purposes. It is a particular type of availability group that helps access the multiple failover clusters. In this article’s series, we configured a traditional Always On group. It has the following requirements.

Jun 2, 2020 · An architecture with distributed availability groups is an optimal approach for multi-region SQL Server deployment. A distributed availability group is a special type of availability group that spans two separate availability groups.

Jul 9, 2021 · This story will discuss how we are configuring multi-dc SQL Server Distributed Availability Group architecture even for different domains. Our architecture will look like this; Let’s...

The SQL Server Database Engine processes queries on various data storage architectures such as local tables, partitioned tables, and tables distributed across multiple servers. The following sections cover how SQL Server processes queries and …

Oct 12, 2021 · We will explain the architecture patterns that you can follow to effectively design a highly available SQL Server deployment, which spans two or more AWS Regions.

Mar 5, 2018 · This post covers the details on how you can architect a hybrid solution to lift and shift (or lift and transform) your critical SQL Server databases to AWS. This solution uses distributed availability groups, a new feature that was introduced in SQL Server 2016.

Sep 10, 2020 · With the distributed availability group, each location gets its own Windows Cluster and availability group, and we only send one transaction log stream across the WAN. This benefits a few scenarios–the most obvious being, it’s a really easy way to do a SQL Server upgrade or migration.

In this article, I will cover on distribution of queries where each system manages a single copy of data, and uses distributed transaction mechanisms to access local and remote data. In this case, the distributed database looks like a collection of individual databases with its own schema.

Sep 16, 2021 · To create a distributed availability group, you need two availability groups (AG) each with its own listener, which you then combine.In this case, one availability group is on-premises and the other needs to be created in Microsoft Azure.