SELECT COUNT(*) vs COUNT(1) vs COUNT(ColumnName)
What is the difference between COUNT(*), COUNT(1) and COUNT(ColumnName)? A mystery that will never be known… ok that was a...
2011-09-15
13,151 reads
What is the difference between COUNT(*), COUNT(1) and COUNT(ColumnName)? A mystery that will never be known… ok that was a...
2011-09-15
13,151 reads
Those who know me will know that this post is a little out of the ordinary… I am posting about...
2011-08-12
4,369 reads
I’ll be honest, I am partially writing this because I always forget how to reset the identity column on a...
2011-08-11
1,330 reads
First of all if you came out to my webinar this morning let me say a huge thank you! I...
2011-08-10
646 reads
Tomorrow I will be presenting a webinar at 11 AM eastern time for the Pragmatic Works Training on the T’s. ...
2011-08-08
907 reads
SQL Saturday in South Florida is quickly approaching in just 2 short weeks. As usual, if you are in the...
2011-08-03
659 reads
Oh no you, you got the Could not load type ‘Microsoft.AnalysisServices.SharePoint.Integration.ReportGalleryView’ error!!! What to do now? Why did you get...
2011-08-02
1,065 reads
SQL Saturday #85 is quickly approaching. It will be held in sunny Orlando, FL so if you live in the...
2011-07-30
2,063 reads
One of the most annoying processes with SharePoint is backing up a site collection. There is a build in tool...
2011-07-13
1,886 reads
It has been a few weeks since I last posted. I know, I’m a slacker, thanks for pointing that out. ...
2011-07-10
391 reads
By Steve Jones
Next week I’m at VS Live in San Diego (register and join me) and...
Ten years ago today, I filmed a Pluralsight Play by Play on open source...
By Steve Jones
It’s time for T-SQL Tuesday again and this is a great prompt to start...
Comments posted to this topic are about the item Stored Procedures for Server-Level Object...
Comments posted to this topic are about the item Databricks Genie Spaces for SQL...
Comments posted to this topic are about the item The Costs of Multiple Platforms
I have this data in a table in a SQL Server 2025 database:
EmailAddressID EmailAddress 7 dylan0@ADVENTURE-WORKS.COM 8 Diane1@ADVENTURE-WORKS.COMIf I run this query, which row(s) are returned?
SELECT top 10 * FROM person.EmailAddress WHERE REGEXP_LIKE(EmailAddress, '^d') AND BusinessEntityID IN (7,8)See possible answers