SQL Server Trace Flags - Complete list
This article is a complete list of all SQL Server trace flags - 593 trace flags.
Improve the Performance of Your Azure SQL Database (and Save Money!) with Automatic Tuning
Organizations may have many concerns about performance when migrating databases to Azure. Fortunately, Microsoft provides some great tools to help improve performance and save money. In this article, Monica Rathbun explains how to take advantage of these features.
The RDBMS is Often the Right Tool
Today Steve gives reasons why he thinks the RDBMS is often better than a NoSQL database of any sort.
Verify File Exists Using PowerShell
In this tip we look at a PowerShell script that can be used to compare actual files that exist against a list of files that should exist for a project to identify any missing files.
Should the Data Lake be Immutable?
Data warehouses and lakes are often loaded from other data, so should they be immutable?
Getting Approximate Count in Microsoft SQL Server
Sometimes performance is more important than exact accuracy. Learn how to get an approximate count in SQL Server with better performance.
Dealing with Ugly Babies
One thing I learned while working as a database administrator over 17 years is the importance of teamwork across departments. Many times, we have to rely on network and SAN administrator to make changes to their environments in order to make SQL Server run more efficiently. There are times where the storage and network create […]
The Employee Target
Will employee data become a target of hackers? It's likely more a movie plot than reality, at least, Steve hopes so.
Introduction to SQL Server Security — Part 2
In this article, the second in the series, Robert Sheldon demonstrates how to manage the SQL Server security with granting permissions to users, logins, and groups.
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
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...
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