T-SQL Tuesday #58: Passwords
It’s that time again. The second Tuesday of each month we have a blog party called T-SQL Tuesday. The host...
2014-09-12 (first published: 2014-09-09)
6,725 reads
PowerShell Snippets A Great Learning Tool
When I talk to people about Powershell they often ask how can they easily learn the syntax. Here’s a good...
2014-09-09
739 reads
My articles published on SearchSQLServer.com from January 2014 to September 2014
The following is the list of my articles published on SearchSQLServer.com from January 2014 to September 2014. To read these articles, you must be a member of SearchSQLServer.com. Learn...
2014-09-09
14 reads
My articles published on SearchSQLServer.com from January 2014 to September 2014
The following is the list of my articles published on SearchSQLServer.com from January 2014 to September 2014. To read these...
2014-09-09
932 reads
Clustered Columnstore Indexes – part 40 (“Compression Algorithms”)
Continuation from the previous 39 parts, starting from http://www.nikoport.com/2013/07/05/clustered-columnstore-indexes-part-1-intro/
It’s time to take a look into the algorithms that Microsoft is...
2014-09-09
312 reads
T-SQL Tuesday #58 - Passwords
This month’s T-SQL Tuesday topic is passwords. I’m neither a DBA nor server/system admin, so the only passwords I get to manage are my own. But there’s still lots to...
2014-09-09
14 reads
The BBQ Crawl at SQL Saturday #300
This weekend is SQL Saturday #300 in Kansas City. I’ll be traveling Friday for the event, hoping to arrive in...
2014-09-08
729 reads
New Add-on for SSMS: T-SQL Flex
Do you ever copy query results out of SQL Server Management Studio, paste them into your text editor, and then...
2014-09-11 (first published: 2014-09-08)
10,899 reads
Tip: RECOVERY_PENDING is not the same as RECOVERING
I’ve seen this mistake more than once, from DBAs with a middling to fair amount of experience. So it bears repeating....
2014-09-08
929 reads
I'm Speaking at SQL Saturday 300 - Kansas City and a Few Questions About SQL Saturdays!
This is just a short update. I will be speaking at SQL Saturday Kansas City! I really hope to see...
2014-09-08
601 reads
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The Hidden Security Risks of Role Combination in SSAS Tabular
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The Empty Aggregate
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Question of the Day
The Empty Aggregate
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