Your worst database design experience: Share it with the rest of us!

I'd like to hear your own, personal story about the worst Database Design Experience you've ever had: There are so many projects who have failed miserably due to really bad database design, and this page will tell the stories.

Tell YOUR story, and share your experience with my daily thousands of visitor numbers.

• As an extra bonus, each month, I will provide the contribution I value the most in quality/value for all visitors, with a free copy of my eBook on Database Normalization!

Click below to see contributions from other visitors to this page...

relationships - that doesn't hurt 
A huge company, a huge and terribly expensive system. About 300 tables in db wihout any relationships. They were substituted by triggers. Nice?

Software Engineer  
When I first started at a non-profit medium size organization, with around 250 employees, one of the biggest databases they used at the time, was designed ...

Oracle Developer 
I was hired as a developer on a "mature" project, still running on Forms & Reports 6.0 (not 6i) in 2006. My job consisted of fixing problems in a ...

Using a Sequence instead of a year number 
Using a Sequence instead of a year number: I just have to tell you this one:

While working as a DB QA manager in a large DB project, upon revision of ...

My Fault  Not rated yet
When designing my first several databases, I asked the client if any field, item or bit of information about the data in the table was ever going to be ...

The worst database as my prespective  Not rated yet
I think that the worst database is which that has redundant data
which lead to increase the database size and decrease the performance

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Hornet's Nest  Not rated yet
I worked in the IT department of a software firm in Canada for several years on a project designed using Visual Basic 6 and Oracle 7. The application'...

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