SQL in the City - San Francisco 2012
The city by the bay welcomes Steve Jones, Grant Fritchey and more for a day of debate, discussion and learning about SQL Server. It's free. Just register and join us.
Compress Everything
Data grows constantly and the size of some of our databases seems to have no end in sight. Steve Jones notes that we might just want to compress everything, just to keep up.
Run an Oracle package from SQL Server Integration Services
If you want to run an Oracle Package and then execute a web service, copy files or folders, a sequence of tasks, you may need to use SQL Server Integration Services (SSIS).
SQL in the City - Austin 2012
A free day of training in Austin, TX with Grant Fritchey, Steve Jones and a few others. Join us to learn about SQL Server and how you can more efficiently work in your job every day.
SQL Server 2012: Migrating BLOBs to FILETABLEs
Learn about this new feature in SQL Server 2012 and how to move your binary data.
Never update systems tables directly - a study in Agent job scheduling
It is often recommended that system tables should not be updated directly. Presenting a case in point built around nightly job configuration in order to demonstrate the possible issues with updating system tables directly.
The Longevity of the Relational Database
Waves of NoSQL hysteria come and go but the relational database remains, and Phil Factor admires its sheer ubiquity, and ability to provide data integrity and accessibility for a vast tapestry of data categories.
Three Rules for Database Development
Today Steve Jones talks about a series of rules he found for database development.
TSQL Challenge 82 - Find elements that uniquely make up a group
The challenge is to find the Tax Code based on Price. Each sales amount is uniquely made up by the sum of one or more prices. Based on this you should assign the tax code to each price.
Distributed Computing - Hybrid Systems Considerations
When the Cloud was new, it was often presented as an 'all or nothing' solution. Nowadays, the canny Systems Architect will exploit the best advantages of 'cloud' distributed computing in the right place, and use in-house services where most appropriate. So what are the issues that govern these architectural decisions?
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