Understanding Hybrid Buffer Pool in SQL Server 2019
In this article we look at the Hybrid Buffer Pool available in SQL Server 2019 and how to enable and disable this feature for SQL Server.
Celebrating Lives
Steve is asking for others to contribute to the sqlmemorial site for our #sqlfamily.
SQL Features Explorer
Working as a DBA or developer, one needs to check from time to time about the availability of a particular feature on different SQL Server versions and editions. Hence to avoid the complexity of the search process we have developed a tool that helps DBAs and developers to verify the selected features' availability on all […]
Managing, Editing and Comparing SQL Code Analysis Settings
If you need to manage multiple code analysis settings files, per team or database, you'll want a good way to document and manage the files, and to compare two files to see what changed.
SQL Server High Availability and Disaster Recovery Plan
Microsoft provides quite a few features for high availability and disaster recovery. In this article, Priya describes the HA/DR options.
Do as I say, not as I do
Steve wishes that Microsoft would follow some of their own advice on SQL Server development in their other software.
Merge Multiple Files in Azure Data Factory
A short tutorial on how to combine multiple files together in an Azure Data Factory Copy Data activity.
Typical uses of Oracle sequences
Oracle sequences supply unique numbers that can be used when populating tables. In this article, Jonathan Lewis explains the typical uses of Oracle sequences.
Using Data Scanning to Identify and Classify Sensitive Columns
SQL Data Catalog's new data scanning feature uses regular expressions and data dictionaries to identify where sensitive and personal data is stored in your databases.
Interconnected Temp Files
Links between systems can become a problem if an issue in one system affects the others.
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