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SQLServerCentral Article

Simplify the Creation of XML from SQL Server Data

SQL Server 2000 had extensions built in to allow you to work with XML data, however, most installations did not work with it. XML has proven that it is a very powerful way of transmitting and working with data, but creating it from relational data has proven to be difficult. New author Hugh Lynch, CTO of Restricted Stock Systems, Inc. brin gs us a method for easily creating XML from your SQL Servers.

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2005-10-27

10,497 reads

Technical Article

SQL Server 2005 Secures Your Data Like Never Before

Right out of the box, SQL Server 2005 does not install many of its services (such as SQL Server Reporting Services) or does not have features turned on by default (.NET integration), thereby reducing the attack vectors that hackers could use to compromise your data security.

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2005-10-27

2,024 reads

Technical Article

Accurate Numeric Identifiers: Using Verhoeff's Method for Check Digits

Check digits–not to be confused with checksums–are often added to numeric identifiers such as customer and product numbers to reduce the chance of incorrect entries. Sequences of numbers are notoriously easy to mistype, and constraints alone generally won't do the job. In this excellent article, Lynn Fields shows you how to implement the "Cadillac" of check digit methods–the Verhoeff Dihedral Group.

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2005-10-26

2,735 reads

Technical Article

High Call Volume SQL Server Applications on NUMA Systems

One of the most difficult database operations to scale-up on high-end server systems is the network call. In fact, without special precautions, a high call volume database application can have severe negative scaling on large systems. It is suspected that this problem is more pronounced on NUMA systems than basic SMP systems. A NUMA system with 16 processors can have significantly lower throughput capability than an otherwise comparable 4-way SMP system.

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2005-10-25

1,754 reads

SQLServerCentral Article

Conducting a SQL Server Operational Audit

Auditing, analyzing and documenting your SQL Server installation is becoming more important all the time, especially as more and more attention is being paid to the security of your environment. Chad Miller brings us a look at a framework and a sample document you can use in your environment to conduct an audit.

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2005-10-24

13,658 reads

SQLServerCentral Article

Index Creation Guidelines

Index Creation Guidelines for SQL Server can be pretty sparse. Usually there are a couple, clustered index for ranges, nonclustered, etc. Leo Peysakhovich has taken some time to write down his guidelines based on his experience for creating indexes and the rational for doing so. He's also taken a few minutes to look at which indexes NOT to create, something that might be worth knowing..

(15)

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2005-10-21 (first published: )

42,187 reads

Technical Article

VIEWS: The Key to Database Agility

There is an important technique for creating truly agile databases that I haven’t seen in his writings; one which is well-known to DBAs, but little understood in the application development community – the use of database views to create a layer of abstraction between the normalized relational tables and the applications that use the data.

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2005-10-21

3,736 reads

SQLServerCentral Article

Have You Been Told Today

SQL Server 2000 has a great job and alert subsystem, but it doesn't do everything. There are times when you want to be notified that something has completed, or not completed. New author Frank Loschiavo brings us a way to ensure that when you run a query you are notified if and when it completes.

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2005-10-20

6,160 reads

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Question of the Day

Tracking All the Queries

I have 3 instances of a brand new long running query that are executing on a SQL Server 2025 instance. Query store is enabled. One of the queries is killed by the administrator, one is cancelled by the user. The other runs to completion. How many rows are in Query Store for this query?

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