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Technical Article

Centralized Asynchronous Auditing with Service Broker

Service Broker is a new feature in SQL Server 2005. It is an integrated part of the database engine and it provides queuing and reliable direct asynchronous messaging between SQL Server 2005 instances only. In the future this is planned to be extended to non-SQL Server instances. This article shows how to use Service Broker and triggers to capture data changes.

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2007-07-23

2,956 reads

Technical Article

Transaction Isolation and the New Snapshot Isolation Level

Concurrency and transaction isolation are a prickly subject, difficult to explain with any kind of clarity without boring the reader and leaving their poor brain in a complete muddle. Therefore, it is often ignored in the vain hope it won't affect us and we can forget all about it. Well you can't ignore it any more and with SQL Server 2005 there's a whole new isolation level added to the four that already exist.

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2007-07-19

2,385 reads

Technical Article

Encryption: Not the End-All Fix for Data Privacy

Many state data-breach laws exempt encrypted data from PR-nightmare public-notice requirements, but don't let that fool you into thinking it's an easy answer to the data privacy challenge. Here's the lowdown on loopholes, caveats and options to consider when applying encryption.

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2007-07-17

2,316 reads

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Make It Routine

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Question of the Day

Negative and Positive Numbers

If I want to know whether a number of negative, positive, or zero, what is the easiest way to get this in T-SQL?

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