How many columns are too many for a SQL Server 2005 table?

Question

I have a request to allow a dynamic table to have 1000 columns(randomly selected by my end users). This seems like a bad idea to me. It\'s a customizable table so it will

Answer 1

This smells like a bad design to me.

Things to consider:

Will most of those columns be contain NULL values?

Will many be named Property001, Property002, Property003, etc...?

If so, I recommend you rethink your data normalization.