Locking is a major part of every RDBMS and is important to know about. It is a database functionality which without a multi-user environment could not work. The main problem of locking is that in an essence it's a logical and not physical problem. This means that no amount of hardware will help you in the end. Yes you might cut execution times but this is only a virtual fix.
Backing up a database is one of the most important things you need to do when having a database driven application. It 's only all of your data in there, right? But often developers and management don't realize the importance of backups and overall proper backup strategy for the most important side of the business – data and it's consistency.
Computer professionals are constantly complaining about the documentation for the software they use. And are notorious for not documenting their own code very well. Longtime author Raj Vasant brings us a short article with some suggestions on how to go about documenting your databases.
What will happen in the job market for DBAs this year? Steve Jones gives a few opinions based on what is happening in the industry.
Views are handy constructs for abstracting security and simplfying queries, but they can have unexpected results sometimes. Longtime DBA Peter He takes a look at subquery issues in views.
Business Intelligence Architect Bill Pearson introduces the numeric Max()function, and leads hands-on practice examples of the basic concepts.
Top SQL Server Integration Services (SSIS) tips from migrating and running DTS packages, to SSIS debugging, maintenance and programming in SQL Server 2005.
While it's not likely that many of you need to find prime numbers using T-SQL, it is an interesting programming exercise. SQL Server guru Kathi Kellenburger brings us one solution after taking a break over the holidays and reading some popular fiction.
Rumor has it that Concatenation functions have gotten the nasty reputation of being "performance hogs". Here's why that's not true.
Greg Larsen discusses the different options available within SQL Server 2005 for managing security.
In last months one of the scenarios where you can use AI has been...
By ChrisJenkins
Do you spend so long manipulating your data into something vaguely useful that you...
By Steve Jones
It was neat to stumble on this in the book, a piece by me,...
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On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( N'City':N'Denver' RETURNING JSON) GOSee possible answers