Prepare for Disaster Recovery - Webinar #13
The SQLServerCentral webinar series continues with Steve Jones talking about the ways you can recover from disasters with a little preparation.
Temporary Tables in SQL Server
Temporary tables are used by every DB developer, but they're not likely to be too adventurous with their use, or exploit all their advantages. They can improve your code's performance and maintainability, but can be the source of grief to both developer and DBA if things go wrong and a process grinds away inexorably slowly. We asked Phil Factor for advice, thinking that it would be a simple explanation.
An interview with Jeff Moden: Exceptional DBA of 2011 and natural helper
Jeff Moden has been elected as the Exceptional DBA of 2011. Here, Jeff talks to Bob Cramblitt about the life of an exeptional DBA.
Data Quality on the Open Web
As we look to take more data from customers and clients and embed it in our applications, data quality becomes a bigger issue
Free as in Beer
This editorial was originally published on Feb 7, 2006. Today Steve Jones looks at the problems of plagiarism and the avoidance of work by many people these days.
SQL Server Memory Management Explained
Author Craig Outcalt takes a deep dive into the SQL Server memory allocation and how it competes with OS memory.
Removing HTML tags from text data using PowerShell
There are situations when you may need to remove HTML tags from your character string data. PowerShell will let you "clean" the string data and export the result to a .csv file in a single step.
Catching Deadlock Information in SQL Logs
This article presents a handy way to retrieve deadlock information in an ordered way from the error log.
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