An Alternative to SELECT COUNT(*) for Better Performance
Sometimes rapid code development doesn't always produce the most efficient code. Take the age old line of code SELECT COUNT(*)...
2013-05-07
5,299 reads
Sometimes rapid code development doesn't always produce the most efficient code. Take the age old line of code SELECT COUNT(*)...
2013-05-07
5,299 reads
With opening day of Major League Baseball season finally here, I thought I’d take the time to cover two of...
2013-04-02
1,297 reads
Database mirroring has been around since SQL Server 2005, and it's turned out to be an excellent step up from...
2013-03-26
2,460 reads
T-SQL Tuesday #40 is underway, and this month's host is Jennifer McCown (blog|twitter). The topic is about File and Filegroup...
2013-03-15 (first published: 2013-03-12)
2,907 reads
Just for the record, this happens to be one of my favorite interview questions to ask candidates.
At some point in...
2013-03-05
2,353 reads
Last week I ran across a blog post by Axel Achten (B|T) that outlined a few reasons why you should...
2013-02-19
1,474 reads
T-SQL Tuesday - This month's party is hosted by Wayne Sheffield (blog|twitter), and the topic is about Powershell and how to use...
2013-02-12
8,180 reads
Per Books Online, DBCC SHOW_STATISTICS displays current query optimization statistics for a table or indexed view. Basically it shows you...
2013-02-14 (first published: 2013-02-05)
5,493 reads
I have seen plenty of articles and blog posts out there for how to setup and implement table partitioning, but...
2013-02-04 (first published: 2013-01-29)
8,830 reads
During your career as a DBA, you'll run across articles by SQL experts or other DBAs that just give you...
2013-01-22
1,367 reads
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
By Steve Jones
No, I’m not quitting or retiring. Just going on vacation, but I leave tonight...
Comments posted to this topic are about the item Let's Talk Certifications, which is...
Title pretty much says it. I want to join to a table that has...
Comments posted to this topic are about the item Building a SQL Server Fleet...
I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers