SQLServerCentral Article

Execution Plans

How many of you use Execution Plans to tune your queries? Do you understand the impact of different indexes? Mr. Vijayakumar looks at his experiments with different types of indexes and their effects on the execution plan use. A great article for those of you that want to learn more about how you can tune your server for better performance.

Technical Article

Hacker's-eye view of SQL Server

If a hacker sets sights on your SQL Server, there are four primary methods he can use to take control and carry out unauthorized, malicious activity. I will look at each of these: Password compromise, Account compromise, SQL injection, Buffer overflows

Technical Article

MSSQL Server Reporting Services: Mastering OLAP Reporting: Relationall

Throughout this and other of my series, we have examined parameterization and parameter picklist support. While my focus has often been support of picklists using datasets generated through MDX queries against the cube under consideration, I have often found myself in client engagement scenarios where differing reporting requirements, as well as various "exceptions," drive a need to extend picklist support beyond the capabilities of the basic MDX queries that we have examined.

Technical Article

Dimensional Modeling 101 - Time vs Date

When most DW designers begin developing a data warehouse, the Time dimension is the first dimension reviewed with the users. There are usually two or three different persectives on what the Time dimension should represent but, for the most part, it will be used for such calculations as Year-to-date Sales, Monthly Inventory Churn, etc. What most users are actually describing is a Date, or Calendar dimension.

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Building a SQL Server Fleet Audit That Leadership Actually Reads

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RegEx Functions IV

By Steve Jones - SSC Editor

Comments posted to this topic are about the item RegEx Functions IV

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Question of the Day

RegEx Functions IV

I have this data in a table in a SQL Server 2025 database:

EmailAddressID EmailAddress
7              dylan0@ADVENTURE-WORKS.COM
8              Diane1@ADVENTURE-WORKS.COM
If I run this query, which row(s) are returned?
SELECT top 10
 *
 FROM person.EmailAddress
 WHERE REGEXP_LIKE(EmailAddress, '^D', 'i')
 AND BusinessEntityID IN (7,8)

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