Tables and Clustered Indexes Part 2
A table does not so much 'have' a clustered index as a table 'is' a clustered index.
What Counts for a DBA: Baselines
It is very difficult to pinpoint what ails a server, just by looking at a single snapshot of the data, or to spot retrospectively what caused the problem by examining aggregated data for the server, collected over many months. The answer? Baselines.
SQL Monitor Custom Metric: Top Buffer Cache Object
This metric measures the amount of memory used in the buffer cache by the largest object (based on the number of pages). It checks the sys.dm_os_buffer_descriptors to identify the object, and returns the relative percentage used. You should use this metric if you want to monitor what is in the buffer area, or if you are having performance-related disk read problems.
SQL Server 2012 Analysis Services XMLA
Cube developers often flippantly use the term XMLA in their discussion of maintaining, scripting, backing up, and restoring cubes and other SSAS objects; what exactly is XMLA and how can it be used? Check out this tip to learn more.
DR Failovers
We don't often predict for disasters, which is good since we rarely have extensive plans for dealing with them. If we do, do we actually test our plans, or test the systems under full load?
Formatting Dates with 3 Character Months (SQL Spackle)
Another in the series of articles to help you "fill in the cracks" in your T-SQL knowledge. MVP Jeff Moden shows us a super simple, high performance method to solve this timeless problem.
New Resource: LearnSomeSQL.com
We're trialling a new resource for SQL beginners and we'd like to know what you think.
Disaster Recovery Tip #4 - Learn about partial restores!
Sometimes recovery simply entails rerunning a failed process.
Telemetry basics and troubleshooting
From the MSDN Windows Azure blog - We recently introduced Azure CAT team series of blog posts and tech articles describing the Cloud Service Fundamentals in Windows Azure code project posted on MSDN Code Gallery. The first component we are addressing in this series is Telemetry. This has been one of the first reusable components we have built working on Windows Azure customer projects of all sizes.
Password Ninjas
How do you keep track of passwords? A few experts out there share some of their techniques and Steve Jones adds his thoughts.
Blogs
Prime Day Recommendations
By Steve Jones
It’s Prime Day. A few of my recommendations, since I want to do some...
Fabric for Operational Reporting & SQL Endpoint Trap
With Fabric Mirroring, Microsoft is promoting a nice and appealing story for operational reporting...
Crawl, Walk, Run with Agentic Development of Power BI Assets
If you’ve been watching AI roll through the data community and thinking, “this seems...
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...
Concurrency and Baseline Control: Level 5 of the Stairway to Reliable Database Deployments
Comments posted to this topic are about the item Concurrency and Baseline Control: Level...
Spending Time in the Office
Comments posted to this topic are about the item Spending Time in the Office
Question of the Day
Multiple Values Inserted
I have this code on SQL Server 2022. What happens when it runs all at once?
DROP TABLE IF EXISTS dbo.Commission GO CREATE TABLE dbo.Commission (id INT NOT NULL IDENTITY(1,1) CONSTRAINT CommissionPK PRIMARY KEY , salesperson VARCHAR(20) , commission VARCHAR(20) ) GO INSERT dbo.Commission ( salesperson, commission) VALUES ( 'Brian', 12 ), ( 'Brian', 'None' ) GOSee possible answers