In the simplest terms, a user-defined function (UDF) in SQL Server is a programming construct that accepts parameters, does work that typically makes use of the accepted parameters, and returns a type of result. This article will cover two types of UDFs: table-valued and scalar-valued.
Describes how data changes for differential backups are recorded using dbcc page
A primary key is a must for every table. Or is it? Steve Jones examines the question.
Simplify your SQL tasks by giving your queries and stored procedures the ability to iterate over arrays of table names or values.
SQL Server 2008 introduces four new DATETIME datatypes as well as new DATETIME functions.
In an age where commercial interests seem to trump all, it's nice to see someone delivering content out there for free.
SQL Server guru David Poole takes a look at the different integer data types and the impact of each of those on your database.
An exploration of the process of translating a conceptual model to a logical model, and ultimately, a faithful implementation using T-SQL.
In this sample chapter, William R. Vaughn gives you a kick-start on designing relational databases that can perform better, be easier to maintain, and be more successful thanks to a combination of formal rules and informal suggestions to normalize your database.
This Workbench is about using Regular expressions with SQL Server via TSQL. It doesn't even attempt to teach how regular expressions work or how to pull them together. There are plenty of such resources on the Web. The aim is to demonstrate a few possibilities and try to persuade you to experiment with them if you don't already use Regex with SQL Server.
By Brian Kelley
I will be leading an in-person Certified Information Systems Auditor (CISA) exam prep class...
EightKB is back again for 2026! The biggest online SQL Server internals conference is...
By HeyMo0sh
Working in DevOps long enough teaches you two universal truths: That’s exactly why I...
Hi everyone I am looking at building a query to determine how much time...
Comments posted to this topic are about the item SQL Server Transactional Replication from...
Comments posted to this topic are about the item Hidden Heroes
When thinking of the Identity property for auto incrementing columns and sequences for the same action, which are explicitly linked to increment a number in a table when a new row is added?
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