Interconnected Temp Files
Links between systems can become a problem if an issue in one system affects the others.
2021-08-02
300 reads
High Availability (HA)
Your MTTR
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
349 reads
A Step by Step Guide to the Availability Group (AG) Listener
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
10,752 reads
2021-03-15
161 reads
2021-02-09
1,104 reads
What's the Quarantine state in Windows Failover Clusters
In this article we cover why Windows Failover Cluster nodes can go into a quarantined state, how to resolve this as well as how to set threshold values for this cluster node state.
2021-02-08
Improving Availability Groups
Availability Groups are a good way to use High Availability in SQL Server, Today Steve wonders if you have any improvements you would make to the technology.
2021-01-15
159 reads
Do *not* place TEMPDB on a local disk in a SQL failover cluster
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
10,236 reads
Steps for Installing AlwaysOn Availability Groups - SQL 2019
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
156,384 reads
2020-11-16
645 reads
Blogs
T-SQL Tuesday #202 SQL Server Outage You’ll Never Forget: A Roundup
When I put together the invitation for T-SQL Tuesday #202, I wasn't sure what...
A Last Minute Trip to the EU
By Steve Jones
My life has some crazy travel stretches for sure. Between speaking, office visits, customer...
Part 3 of 3: Tuning DiskANN — R, Alpha, L, Beam Width, Recall and Latency
In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...
Forums
Server-Level Table sizes
Comments posted to this topic are about the item Server-Level Table sizes
Optional Parameter Plan Optimization in SQL Server 2025: Fixing the Kitchen-Sink Search Procedure
Comments posted to this topic are about the item Optional Parameter Plan Optimization in...
Question of the Day
ORDER BY alias
There is a table tmp_tab:
CREATE TABLE tmp_tab ( id int, val int );
INSERT INTO tmp_tab VALUES (1, 1), (2, NULL), (3, 3), (4, 4), (5, 5);You want to order the rows ids by the following expression:
ISNULL(val, id) + 1Which of the following queries produces the expected ordering and why? (Select all correct) See possible answers