PowerShell vs GUI Availability Group Rebuild
Windows Cluster\SQL Availability Group rebuild times comparison - Management Studio & Cluster Manager Vs PowerShell Commands
2013-06-17
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Paul Brewer
Data Mining SQLIO Results
Learn how to use Analysis Services Data Mining to identify the influence of RAID level and IO Pattern on Latency.
2013-03-26
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T-SQL Restore Script Generator
A procedure that generates point in time restore database & log commands for your databases.
2013-01-24
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Transaction Replication Publisher failover to Mirror
Transaction Replication Publisher failover/failback to mirror standby with automatic redirection of the subscriber and client application.
2012-06-28
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Stop Food Waste - OS Open Data & SQL Azure
An attempt to use Ordanance Survey OS Open Data, SQL Server and SharePoint in the construction of a system for supermarkets to supply expiring food to nearby homeless shelters.
2012-06-14
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Transaction Replication Latency Diagnosis
Identify resource bottlenecks in a stressed transaction replication topology using PERFMON/PAL and system wait stats
2012-05-09
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SQL Server 2012 Active/Active Cluster in Hyper-V
Learn how to create a SQL Server 2012 Active/Active cluster in Hyper-V using an iSCSI SAN
2012-02-13
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Forums
Let's Talk Certifications
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The Hidden Security Risks of Role Combination in SSAS Tabular
Comments posted to this topic are about the item The Hidden Security Risks of...
The Empty Aggregate
Comments posted to this topic are about the item The Empty Aggregate
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