SQL Server collation is an important setting when creating database objects. One of the best ways to ensure that collation issues do not happen is to ensure that the collation settings are properly specified in the script that generates the database objects - Siddharth Mehta demonstrates how to do this.
Steve Jones says that developers should take responsibility for the code they deploy, perhaps with a warranty of sorts inside their company.
Sometimes a request from a user who doesn't appreciate the limitations of the technology can jolt you into discovering that an application feature that was, until recently, difficult to achieve is suddenly relatively easy. Dino was asked to allow the user to take photographs and associate them with an item of work. After he'd recovered from the shock, he decided that it was achievable, and now describes how he went on and did it.
Sometimes DBAs become resistant to change. When they lose focus on their full purpose they may have DBA syndrome.
Aaron Bertrand runs some tests to challenge an assertion that CHARINDEX is always faster at pattern matching than LEFT and LIKE.
When we administer a SQL Database, we always have to work with files. This new article shows how to handle them using PowerShell.
Asking questions in an interview is important, but there can be issues. Steve Jones talks a little about how to approach this.
Greg Larson explains that SQL Server provides a couple of different ways to delete backup and restore history. If you want to remove backup and restore information for all databases based on a date you can use the sp_delete_backuphistory system stored procedure. Or you can use the system stored procedure named sp_delete_database_backuphistory if you want to remove all backup and restore history for a specific database.
What happens if we can't access the Internet? We should be prepared, at home and work. Steve Jones has a few comments.
Data types are an important part of how tables and variables work. Did you know that constants have databases too?
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
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...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
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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