A UDF is very convenient for centralising business logic as we can specify a set of business logic in one UDF which references multiple stored procedures and ad-hoc queries. However, they can lead to significant performance degradation due to their demands on the CPU
Just because we can view the source code for software doesn't mean it is more secure.
In June last year we got in touch to let you know that Redgate acquired ReadyRoll. Over the last few months, ReadyRoll went from a one-man project to having a team of developers, testers, and support engineers behind it. Dan Nolan, the founder of ReadyRoll, is now a product manager at Redgate. And next week it’s time for ReadyRoll to become a fully-fledged Redgate tool available from www.red-gate.com.
One of the most important features of the SQL Server 2016's new Query Store is the reporting. With these features, it is now possible to get a wealth of information on how your query workload is performing, either aggregated for the entire query workload or for a single query. With this information, you can see the effects of 'forcing' an execution plan for specific queries and get feedback of the consequences.
Learn about some Visual Studio features that help with automation, and use them to create an Asymmetric Key and Login.
Siddharth Mehta walks through how to automatically migrate reports from MS Access to SQL Server Reporting Services (SSRS) without having to rebuild anything from scratch.
Microsoft has changed their engineering to do amazing things in the cloud, especially with SQL Server. We could all learn from this.
Greg Larson looks at how to hide the value of sensitive data by applying Dynamic Data Masking.
In this new chapter we will show how to verify the accuracy of the mining models.
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
By way of background, a while back I did video called “My New Favourite...
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Comments posted to this topic are about the item How We Handled a Vendor...
Comments posted to this topic are about the item Cognitive Coverage
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