Setting up High Availability in SQL server has some prerequisites. One of these is that the database servers must be members of the same Windows Server Failover Cluster. In this article I show how to succesfully set up WSFC and activate Cluster Aware Updating
2024-06-28
2,575 reads
2024-06-21
440 reads
We experienced several unplanned outages and failovers on our SQL Server Always On Availability Groups. We want to know the root cause to prevent them from happening in the future. How do we identify the root causes of unplanned Availability Group outages and failovers?
2024-05-22
I used the guide in a previous tip on Install SQL Server 2008 on a Windows Server 2008 Cluster Part 1 to install a SQL Server 2008 on a Windows Server 2008 failover cluster (WSFC). Now, I would like to upgrade and migrate my SQL Server 2008 failover clusters to SQL Server 2022 running on Windows Server 2022. What is the process for installation and configuration?
2024-02-26
If you're deploying SQL Server, you are likely running business-critical applications on it and you need to ensure it's protected from downtime and data loss.
2023-01-18
Grant takes a few lessons for database DR from a nuclear accident in the US.
2022-08-06
93 reads
2022-04-15
386 reads
There are a lot of metrics you can track and many ways to use them to improve how you build and manage software. Steve has a few thoughts on MTTR and similar metrics.
2021-07-30
306 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
9,540 reads
In this article, we will review how to configure Always On Availability Groups in Ubuntu Server using the Pacemaker cluster. The following are the high-level steps to configure Always On Availability Groups (AOAG) with an Ubuntu server. Install SQL Server on Ubuntu 16.04 Install Pacemaker agents and configure the cluster Create Always On Availability Groups Create […]
2020-08-25
3,404 reads
By Steve Jones
I had been meaning to post this, so as I finished a piece that...
By Steve Jones
fardle-din – n. a long-overdue argument that shakes up a relationship, burning wildly through...
The post Lukáš Karlovský: I got the green light from management and built Fabric...
Hi, I would like to contribute to SQLServerCentral in peer reviews. As there are...
Comments posted to this topic are about the item Getting ANY of the data
Comments posted to this topic are about the item Why Would You Do That?
I have this data in two tables:
-- Beer table BeerIDBeerNamebrewer 5Becks Interbrew 6Fat Tire New Belgium 7Mac n Jacks Mac & Jack's Brewery 8Alaskan AmberAlaskan Brewing 9Kirin Kirin Brewing -- Beercount table BeerName BottleCount Becks 5 Fat Tire 1 Mac n Jacks 2 Alaskan Amber 4 NULL 7 Corona 2 Tsing Tao 4 Kirin 12What is returned from this query?
SELECT * FROM dbo.BeerCount AS bc WHERE bc.BeerName=ANY (SELECT b2.BeerName FROM dbo.Beer AS b2);See possible answers