Daily Coping 29 Dec 2021
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-12-29
20 reads
Blog Posts
Queries that Fail and How to find Them
Queries will fail. That is as inevitable as death and taxes. This article demonstrates how to find some truly horrible queries.
The post Queries that Fail and How to find...
2021-12-29
149 reads
Saving PowerShell Results to the Clipboard–#SQLNewBlogger
Another post for me that is simple and hopefully serves as an example for people trying to get blogging as #SQLNewBloggers. Working with results and manipulating them is always...
2021-12-29 (first published: 2021-12-20)
386 reads
Statistics Auditing to make you Omniscient
This article demonstrates a more comprehensive method to audit changes to statistics. This method involves the use of Extended Events.
The post Statistics Auditing to make you Omniscient first appeared...
2021-12-29
97 reads
Understanding SQL Server IO Size
This blog post shows you how NTFS stores data, what the NTFS Allocation Unit means, and how SQL Server performs IOs of variable size.
How NTFS Stores Data on Disk...
2021-12-29 (first published: 2021-12-10)
507 reads
Blocked Process Report: How to Get More Value
By combining the raw power of the Extended Events engine in SQL Server with the Blocked Process Report, we are able to achieve real value in blocking monitoring.
The post...
2021-12-28
828 reads
Daily Coping 28 Dec 2021
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-12-28
27 reads
Queries that Fail and How to find Them
Queries will fail. That is as inevitable as death and taxes. This article demonstrates how to find some truly horrible queries.
The post Queries that Fail and How to find...
2021-12-28
811 reads
Statistics Auditing to make you Omniscient
This article demonstrates a more comprehensive method to audit changes to statistics. This method involves the use of Extended Events.
The post Statistics Auditing to make you Omniscient first appeared...
2021-12-28
19 reads
“Could not find the modules: 'Az.Accounts' with Version: ''” error message and a story to remember
(2021-Dec-20) Part of the continuous integration and delivery for Azure Data Factory involves pre-deployment and post-deployment steps. Their main role is to stop triggers before deployment and restart them afterward,...
2021-12-27 (first published: 2021-12-20)
3,474 reads
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers