Michael Coles

The Hazards of IT

Are you taking care of yourself as an IT professional? We try to cover all aspects of your SQL Server career here, not just the technical stuff. Longtime SQL Server guru Michael Coles brings us some health tips in an interview with Dr. Jerry Sanders

3.67 (3)

2008-05-23 (first published: )

9,538 reads

Free Encryption

Free SQL Server 2000 Encryption for your data!!! Author Michael Coles has put together a tolljit and some XPs that you can use to encrypt your data with the Blowfish algorithm. It is hard to write good applications that encrpyt data and manage the keys and security. This will give you a great headstart on protecting your data.

4.18 (11)

2008-04-25 (first published: )

75,512 reads

Gotcha! SQL Aggregate Functions and NULL

Working with NULL functions can be tricky in T-SQL and SQL Server 2000. If you add in aggregates, you need to be sure you understand what the behavior will be or you might report incorrect values to a user. Michael Coles has written a new article that talks about how NULL affects your results.

4.9 (58)

2008-04-04 (first published: )

87,720 reads

Four Rules for NULLs

In SQL Server 2000 or any relational database, the concept of NULL can be both confusing and hazardess to your employment. Not understanding how to work with NULLs can lead to incorrect responses to queries and poor business decisions being made. New author Michael Coles brings us four rules that can help you work with NULL values in your tables.

4.9 (99)

2008-03-28 (first published: )

88,535 reads

Blogs

Last Weeks Reading (2019-05-26)

By

It was tremendously extensive week for me (a week ago) when I spent time...

Migrating SSIS to Azure – Slidedeck (Techorama 2019)

By

Techorama 2019 is over and it was a blast, as usual. Neatly organised, great...

Containers: Create a Custom Container

By

Creating a custom container is where things get truly exciting. There’s actually a ton...

Read the latest Blogs

Forums

The Change Failure Rate

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The Change Failure Rate

Transforming rows into columns

By rkarr7

Hi Everyone, I have a table with the structure as attached in the Table...

Reduce SQL Filestream limit

By lidds

I want to save images into an sql database, and in my situation the...

Visit the forum

Ask SSC

SQL Server Q&A from the SQLServerCentral community

Get answers