UPDATE: 3/16/2020The first script below was updated from setting QDS to “Read_Write” instead of “Read_Only”. Martin thank you for pointing this out in your comment below. This month’s T-SQL...
2020-03-19 (first published: 2020-03-11)
372 reads
I’ve talked for months now about the ability to run SQL Server on the Linux platform. For those of you interested in exploring the benefits of this platform, you’re...
2020-03-19
124 reads
I’m introducing a series of “learner’s guides” — overviews of a given topic, chock full of links and references. For this first post, the information is based on what...
2020-03-19
67 reads
A while back a company I worked for had two teams. One was a development team and the other was ... Continue reading
2020-03-19
115 reads
With entire countries shutting their borders, and people being forced to stay home and isolate themselves for as long as possible while health departments ramp up to handle this...
2020-03-18
14 reads
This is a summary of potential resources for any tech person who is interested in working from home – temporarily or full time. It came about from a twitter...
2020-03-18 (first published: 2020-03-09)
456 reads
This month’s T-SQL Tuesday blogging party is brought to you well by me and I wanted to talk more about Query Store. I did write a book on it...
2020-03-18 (first published: 2020-03-10)
268 reads
@william_a_dba what did it take to become a MVP?— kennyb7322 (@kennyb7322) March 3, 2020
This tweet made me pause. I'll explain.Backstory (skip if you're not interested):On Sunday March 1,...
2020-03-17 (first published: 2020-03-09)
455 reads
This is one of several posts on modernizing T-SQL code with new features and functionality available in SQL Server.
Last year, you finally retired the last of your SQL Server...
2020-03-17
15 reads
This is one of several posts on modernizing T-SQL code with new features and functionality available in SQL Server. Last year, you finally retired the last of your SQL...
2020-03-17
124 reads
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
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Comments posted to this topic are about the item How We Handled a Vendor...
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