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Defusing Database Time Bombs: Avoiding the Need to Refactor Databases

Where applications are evolved by gradually molding them to a growing understanding of the business domain, this presents great challenges to database development. If databases are designed too loosely, and initial errors are allowed to fester, the results become harder and harder to refactor until eventually they constitute a database time bomb. Thomas LeBlanc describes how to avoid a few basic, but very common, database time bombs.

2015-03-13

9,069 reads

External Article

IT Compliance and Software Development

What is IT Compliance and is it really necessary for contemporary Agile applications to be constrained by the requirements of compliance? William Brewer argues that if the objective is rapid delivery of applications, then compliance controls must be understood as early as possible in development.

2015-03-11

8,251 reads

External Article

Conrad Wolfram: Geek of the Week

Conrad Wolfram is the 'younger Wolfram' of Wolfram Research, the company behind Wolfram|Alpha and Mathematica. He wants to transform the way in which we engage with mathematics. In particular, he would like to reform mathematics education to make greater use of information technology, and he is also leading the way with interactive publishing technology.

2015-03-09

7,173 reads

External Article

Getting Starting with Database Engine Tuning Advisor in SQL Server – Part 1

There are different techniques to optimize the performance of SQL Server queries but wouldn’t it be great if we had some recommendations before we started planning or optimizing queries so that we didn’t have to start from the scratch every time? This is where you can use the Database Engine Tuning Advisor utility to get recommendations based on your workload.

2015-03-05

7,574 reads

External Article

Checking the Plan Cache Warnings for a SQL Server Database

How often do you check your query plans to see if they contain any warnings? If you're missing them, it means that you're not getting all those hints about missing indexes, join predicates or statistics. Is the query optimiser trying to tell you about implicit conversions? Dennes shows how to view the warnings in plan cache for a particular database using SQL.

2015-03-02

7,649 reads

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Question of the Day

The Long Name

I run this code to create a table:Create table with unicode nameWhen I check the length, I get these results:Table with length of name shown as 132 charactersA table name is limited to 128 characters. How does this work?

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