Automated Patching of SQL Server IaaS VMs
Marcin Policht gives an overview of automated management features based on the SQL Server IaaS Agent Azure VM extension.
Version Control - Just Start Doing It?
Read a call to get started using Version Control with your database code with a few ideas on how this can help you.
Who's a Good Developer?
Is there a way to tell who the good developers are? Steve Jones has a few thoughts on why this is an issue.
The Zen of Code Reviews: Best Practices
If you don't feel that you are getting helpful and comprehensive feedback from code reviews, it may well be your fault. Unless you are considerate to your reviewers in a number of ways, they might find it difficult to check your code and provide helpful advice. What ways? Michael Sorens outlines the eight golden rules that, if you follow them, might even even make your code a pleasure to review!
Excel File Data Validation for SQL Server Imports
Jeffrey Yao suggests a solution to validate Excel data via PowerShell and Regular Expressions.
MCSA 70-462 Training Kit Preparation: Hyper-V Lab Environment Setup
If you are planning on taking the Microsoft Certification Exam for 70-462, this guide provides the step-by-step instructions to completely setup your Hyper-V lab environment used in the official training kit.
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers