Single User Performance of SQLite v. SQL Server
A look at the performance of SQL Server compared to SQLite for single user applications.
Using Technology In New Ways
An interesting reuse of technology in a completely new way caught Steve Jones' eye. See if you agree that this is rather amazing.
SSIS Basics: Adding Data Flow to Your Package
Annette continues her popular series for SSIS beginners by showing how a data flow task can be used in a package to move data from a SQL Server database to an Excel file, and insert an additional column into the Excel file that’s based on derived data.
Geeky Books
Today Steve Jones talks about one of his pastimes: reading. He recommends you read more, and share the books you enjoy.
Checksum Transformation
The Checksum Transformation computes a hash value, the checksum, across one or more columns, returning the result in the Checksum output column. The transformation provides functionality similar to the T-SQL CHECKSUM function, but is encapsulated within SQL Server Integration Services, for use within the pipeline without code or a SQL Server connection. As featured in The Microsoft Data Warehouse Toolkit by Joy Mundy and Warren Thornthwaite from the Kimbal Group.
Time Zones
Today Steve Jones complains a bit about time zone support in SQL Server and why it seems so cumbersome. Shouldn't it be easier in 2012?
Implementing SQL Server's Change Data Capture
When SQL Server 2008 was released the Microsoft product group came out with a new feature called "Change Data Capture" that allows you to track the changes that occur to a table. Greg Larsen gives you a primer of how to implement change data capture and how to review the captured information to produce an audit trail of the changes to a database table.
A Cool Job
Today's editorial was originally published on August 21, 2007. It is being re-run as Steve is traveling. What a cool job it must be to try and tune and get the most performance out of a system.
Storage - A meeting of minds
Even if you are not an infrastructure guy a good grasp of storage basics will stand you in good stead
Write Better Code
Better security can be achieved by writing better code. Steve Jones agrees, but doesn't think it's as easy as it sounds.
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...
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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...
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