What is Continuous Integration for Databases?
What is continuous integration for databases? Steve Jones gives a short explanation and information on why you might care about this.
Take our SQL Source Control survey and win an Amazon voucher
We’re changing how users get SQL Source Control updates, and we want to learn how users feel about the current update process. Take the survey for a chance to win one of five $25 Amazon vouchers.
The SQL Server Sqlio Utility
If, before deployment, you need to push the limits of your disk subsystem in order to determine whether the hardware’s I/O capacity meets the needs of a database application, if you need performance baselines, or if you want to identify any performance-related issues, then why not use the sqlio utility?
How Often Do I Backup my Log?
Do you know how often to back up your SQL Server transaction log? Steve Jones has a few thoughts today and notes that you definitely need to know how to restore the log backups.
Natively Compiled Stored Procedures with SQL Server 2014
With the new SQL Server 2014 In-Memory OLTP tables, stored procedures can be natively compiled and can improve performance. Read on to learn more.
The Data Platform Vision
Microsoft published a vision for their data platform and SQL Server recently. Steve Jones has a few thoughts on what this means for you. Hint: it's cloudy.
Nesting Levels in SQL
The 'Structured' part of SQL denotes the fact that queries can be nested inside each other in such a way that, wherever you can use a table, you can use a table expression. Such derived tables can provide powerful magic, to which is added CTEs and Lateral Tables.
San Jose, CA - SQL in the City Seminar - Deployment Stairway
SQL Server MVP Steve Jones will be hosting a free seminar in San Jose on Friday March 7 2014. Join fellow database professionals to learn best practices and practical tips for SQL Server version control, continuous integration and deployment.
Did This Work? - Forum Changes at SQLServerCentral
We've made a change to the forums at SQLServerCentral. Learn how you can mark a post as an answer to your question and help others.
Performance Tuning Through Panic
We've all been there, trying to improve performance in a panic situation and not making things better.
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
WITH clause gets a 26ai boost!
By way of background, a while back I did video called “My New Favourite...
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
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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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