sp_RestoreScript 1.8 Now Released
It looks like there was a bug lurking in sp_RestoreScript that was causing the wrong ALTER DATABASE command to be generated when using @SingleUser and a WITH MOVE parameter....
2020-11-23
52 reads
SQL Undercover
Undercover Academy – SQL Server Backup and Recovery – Module 1: Taking and Restoring a Backup
Welcome along to the first module in our Undercover Academy’s SQL Server Backup and Recovery course. In this module we’re going to look at how to take and restore...
2020-10-07 (first published: 2020-09-30)
339 reads
sp_RestoreScript 1.7 Released
sp_RestoreScript 1.7 has been released. For information and documentation please visit https://sqlundercover.com/2017/06/29/undercover-toolbox-sp_restorescript-a-painless-way-to-generate-sql-server-database-restore-scripts/ Changes in 1.7 New Parameters @IncludeCopyOnly – 1 – Copy only backups are included0 – Copy only...
2020-09-29
184 reads
Merry-Go-Round or Advanced Scan
The merry-go-round scan or advanced scan is something that I’ve seen mentioned a few times recently and it’s a lovely little feature of Enterprise Edition that not all that...
2020-09-23 (first published: 2020-09-16)
234 reads
Find All Heaps In Your Database
This is just going to be a quick post but I was asked the question the other day, how can I find all the tables in the database that...
2020-08-20
946 reads
Backup On-Premise SQL Server to Azure BLOB Storage
SQL Server has given us the option to backup our databases directly to Azure BLOB storage for a while now but it’s not something that I’ve had all that...
2020-07-08 (first published: 2020-06-22)
512 reads
T-SQL Tuesday #127 – Non SQL Tips and Tricks, Referencing Multiple PowerShell Array Elements
This month’s T-SQL Tuesday invitation is from Ken Fisher and he’s asking about non-SQL tips and tricks. This had me thinking for a bit and then something popped into...
2020-06-23 (first published: 2020-06-09)
352 reads
BlitzFileStats custom module available for Inspector V2
BlitzFileStats is the latest addition to our custom module collection for reporting on data logged to tables using the First Responder kit, We created a new project where we plan on...
2020-06-03
27 reads
Undercover Tools: June Updates
Undercover Catalogue Update 0.4.3 An update to the tables module, Row count and size infotmation added Fix – LocalInterrogation There was an issue with the LocalInterrogation stored proc not...
2020-06-01
23 reads
A Bug in ‘Move All Your SQL Database and Log Files in Bulk’
It looks like we had a bug the in the SQL script in Move All Your SQL Database and Log Files in Bulk. No worries though, it’s all been fixed...
2020-04-22
19 reads
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