The General Data Protection Regulation (GDPR) will be in effect in May of 2018. Data masking is one technique that can help your organization comply with this and other regulations. William Brewer answers those questions about data masking that you were too shy to ask.
2018-01-05
3,734 reads
Python is a very popular language used for many purposes including machine learning. SQL Server 2017 supports Python with its Machine Learning Services component. Robert Sheldon explains how to get started using Python in SQL Server in the first article of this series.
2018-01-04
5,906 reads
Not having instant file initialization turned on slows down the process of adding pages to your database, because prior to allocating the data pages to your database, SQL Server needs to zero out the newly allocated pages.
2018-01-03
3,515 reads
Jeffrey Yao explains how to generate backups based on the amount of data that has changed for differential and transaction log backups.
2018-01-02
3,457 reads
Erik writes a script to do what it says on the tin.
2018-01-01
4,692 reads
Can you imagine it? You are in a group of smart database people, and they are debating the finer points about AWS DMS, and you don't even know what the letters stand for. You just feel too shy to ask those basic questions that seem ridiculous once you're up to speed. Laerte Junior answers all the questions you need answers for when facing the prospect of getting familiar with Amazon's useful Database Migration Service.
2017-12-29
5,408 reads
There may be times when you need to perform maintenance against a database that requires you to keep normal database users from connecting to your database while the maintenance is being performed. You want to stop users from connecting right away, but you want the database to be in a state that you can perform maintenance.
2017-12-28
5,508 reads
Choosing the right data platform is not an easy task. Warner Chaves compares the capabilities of the big three Database as a Service (DBaaS) offerings, Microsoft’s Cosmos DB, Google’s Cloud Spanner, and Amazon’s DynamoDB, to help you make the right choice for your application.
2017-12-27
3,064 reads
Brent demos a single query plan that asks for 2 identical indexes on the same table.
2017-12-26
3,142 reads
Ameena Lalani looks at cascading updates and deletes when using temporal tables in SQL Server.
2017-12-25
3,228 reads
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...
WA:08218154393 Jl. Jenderal Ahmad Yani No.1, Benua Melayu Darat, Kec. Pontianak Sel., Kota Pontianak,...
WA:08218154393 Jl. Jenderal Sudirman No.139, Klandasan Ilir, Kec. Balikpapan Kota, Kota Balikpapan, Kalimantan Timur...
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