Knowledge sharing
This article talks about the sharing of knowledge in forums such as SQLServerCentral.
Using the Sort Transform - SQL School Video
This SQL School video shows just how you can sort the data in your SSIS packages.
Checksum Transformation
The Checksum Transformation computes a hash value, the checksum, across one or more columns, returning the result in the Checksum output column.
Life on SQL Server 2008: Interview with Thomas Grohse
Thomas has been running SQL Server 2008 live in production for over 1 year as part of the Microsoft Early Adopter Program. Below is the full interview I conducted with him about his experience with SQL Server 2008.
The Numbers Table
Having a table of just numbers can be very handy, and it doesn't necessarily take up much space in your database. New author Brandon Galderisi brings us a short tutorial on setting this up.
Undocumented Routines: Forbidden fruit.
Phil wonders whether it is time to come up with clear 'best practice' guidelines to cover the use of undocumented routines, and ends up deciding it is a gray area.
Are Your Indexes Being Used Effectively?
This article shows how to use the dm_db_index_usage_stats DMV to identify if an Index is being used on not
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