SQLServerCentral Article

SQL Server Execution Plans

Every day, out in the SQL Server forums, the same questions come up again and again: why is this query running slow? Why isn't my index getting used? In order to arrive at the answer you have to ask the same return question in each case: have you looked at the execution plan? Grant Fritchey provides the only dedicated and detailed book on this essential topic.

SQLServerCentral Article

SQL Server Hardware

SQL Server Hardware will provide the fundamental knowledge and resources you need to make intelligent decisions about choice, and optimal installation and configuration, of SQL Server hardware, operating system and the SQL Server RDBMS.

SQLServerCentral Article

SQL Server Stumpers, Vol.5

Whether practicing for an exam or interview, or just wanting to see who's got the biggest SQL Server brain in your office, this book is perfect. Containing 100 SQL Server Central Questions of the Day, this book is a great way to test yourself and increase your knowledge.

SQLServerCentral Article

SQL Server XML Schemas

When information is exchanged in XML format, there needs to be an agreement between the sender and receiver about the structure and content of the XML document. An XSD (XML Schema Definition Language) Schema can be used to enforce this contract and validate the XML data being exchanged. Jacob Sebastian's book explains all.

Blogs

Prime Day Recommendations

By

It’s Prime Day. A few of my recommendations, since I want to do some...

Fabric for Operational Reporting & SQL Endpoint Trap

By

With Fabric Mirroring, Microsoft is promoting a nice and appealing story for operational reporting...

Crawl, Walk, Run with Agentic Development of Power BI Assets

By

If you’ve been watching AI roll through the data community and thinking, “this seems...

Read the latest Blogs

Forums

SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About

By Terry Jago

Comments posted to this topic are about the item SQL Art, Part 4: Happy...

Alamat Kontak BCA KCP Comal Tlp,Cs:0821-8154-393

By layanan 24jam BCA

WA:08218154393 Grand Comal Residence, Jl. Raya Ahmad Yani No.20 Blok EA A19, Dusun II,...

Concurrency and Baseline Control: Level 5 of the Stairway to Reliable Database Deployments

By Massimo Preitano

Comments posted to this topic are about the item Concurrency and Baseline Control: Level...

Visit the forum

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' )
GO
 

See possible answers