This guide helps you get started on troubleshooting some of the common issues in AlwaysOn Availability Groups and monitoring AlwaysOn Availability Groups. It is intended to provide original content as well as a landing page of useful information that is already published elsewhere.
2024-01-09 (first published: 2021-08-25)
Availability databases hosted on SQL Server Always On Availability Groups (AG) can be connected using a unique Virtual Network Name (VNN), called the Availability Group Listener. When an Availability Group is enabled, clients can connect to databases in both primary and secondary replicas without explicitly specifying the SQL Server instance name. You don’t even need […]
2021-05-17
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2021-02-09
1,019 reads
What happens with tempdb on a local disk in a cluster? Read on to see that you will not get a failover if the local disk fails
2021-01-04
9,546 reads
With SQL Server 2012 Microsoft introduced the AlwaysOn Availability Group feature, and since then many changes and improvements have been made. This article is an update to another article, and will cover the prerequisites and steps for installing AlwaysOn in your SQL Server 2019 environment. Prerequisites Before implementing your AlwaysOn Availability Group (AG), make sure […]
2020-12-07
135,203 reads
2020-11-16
583 reads
2020-10-22
8,907 reads
2020-10-15
436 reads
2020-09-21 (first published: 2020-08-25)
2,474 reads
Learn how to ensure your PolyBase objects are accessible from all nodes in an Availability Group.
2020-05-26
3,537 reads
By Steve Jones
It’s the last T-SQL Tuesday of the year, and it’s amazing to think we’ve...
By Patrick
Several months ago, I discussed my customer’s intention to enable trace flag 3625. Since...
Want to seriously boost your data skills? Mastering advanced SQL is the key, whether...
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In a hash join, if all the build input does not fit in memory, what type of hash join is this?
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