Daily Coping 19 Jan 2021
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-01-19
35 reads
Server Review Essentials for Accidental and Junior DBAs—Setting Up (Part 1)
Welcome to a new year, and a new look at what I’ve learned in my time as a beginner and junior DBA. So, I’ve been in this DBA gig...
2021-01-28 (first published: 2021-01-19)
668 reads
A Non-Technical Reason to Not Use SELECT *
I got a merge a while back that included a change I wasn’t expecting from one of my developers. All they were doing was renaming a column on a...
2021-01-19
22 reads
Azure SQL vCore vs DTU
If you are building database solutions in Azure , using Azure SQL Database then you will know that you have a purchasing option decision to make. That being should...
2021-01-19
312 reads
A Non-Technical Reason to Not Use SELECT *
I got a merge a while back that included a change I wasn’t expecting from one of my developers. All they were doing was renaming a column on a...
2021-01-19
16 reads
Create an S3 Lifecycle Policy with PowerShell
First, I’m a big believer in doing infrastructure as code.
Using the AWS SDK with any library is great, but for things like S3 I’d highly recommend you use a...
2021-03-24 (first published: 2021-01-19)
134 reads
Synapse Analytics and .NET for Apache Spark Example 2 - ROW_NUMBER()
The next example is how to do a ROW_NUMBER(), my favourite window function.
T-SQL SELECT *, ROW_NUMBER() OVER(ORDER BY dateTime) as RowNumber FROM chicago.safety_data Spark SQL SELECT *, ROW_NUMBER() OVER(ORDER...
2021-01-18
17 reads
Synapse Analytics and .NET for Apache Spark Example 2 - ROW_NUMBER()
The next example is how to do a ROW_NUMBER(), my favourite window function.
T-SQL SELECT *, ROW_NUMBER() OVER(ORDER BY dateTime) as RowNumber FROM chicago.safety_data Spark SQL SELECT *, ROW_NUMBER() OVER(ORDER...
2021-01-18
67 reads
Synapse Analytics Spark Example 2 - ROW_NUMBER()
The next example is how to do a ROW_NUMBER(), my favourite window function.
T-SQL SELECT *, ROW_NUMBER() OVER(ORDER BY dateTime) as RowNumber FROM chicago.safety_data Spark SQL SELECT *, ROW_NUMBER() OVER(ORDER...
2021-01-18
429 reads
Synapse Analytics and .NET for Apache Spark Example 1 - Group By
I have been playing around with the new Azure Synapse Analytics, and I realised that this is an excellent opportunity for people to move to Apache Spark. Synapse Analytics...
2021-01-18
19 reads
Blogs
Announcements from the Microsoft Fabric Community Conference — Barcelona 2026
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Au Revoir for now
By Steve Jones
No, I’m not quitting or retiring. Just going on vacation, but I leave tonight...
Forums
Let's Talk Certifications
Comments posted to this topic are about the item Let's Talk Certifications, which is...
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