Find and Generate Missing Values in an Access Table
Access can offer a lot of help with missing values, but finding and generating missing values in a field of sequential values requires a bit of code. Find it here.
Networking - Part 3
Continuing the conversation I began in Part 1 & Part 2, today I want to ruminate some more on networking. I've had a good discussions about networking since I wrote the first two parts, with a focus on the value of networking.
Understanding Logging and Recovery in SQL Server
Logging and recovery are critical parts of SQL Server, but they are often poorly understood. Paul Randal gives an overview of how the logging and recovery features work in SQL Server and explains the transaction log and recovery models to help you maintain a better database.
Using Views and Synonyms for Abstraction - SQL School Video
In this SQL School Video, Brian Knight shows how to abstract your schema with views and synonyms.
Blog: Disabling Log Shipping When the Secondary Server Doesn't Exist
Had a bit of an oddity show up during some testing today when trying to disable log shipping on the primary server using SSMS. My test scenario was such that our secondary server was not available any longer (had been renamed) and when I tried to disable the log shipping...
SQL Server Integration Services an Introduction - Part 2
This article is part 2 of a 4 part series that introduces SQL Server Integration Services (SSIS). This article shows how to use the Data Flow Task in SSIS.
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