[ale] Database consulting in return for homebrew?

[meuon at geeklabs.com (Mike Harrison)]

> performance and your natural key is spread amongst a few different
> tables.  But, if you have a natural key present, use it.

Can you give an example of a "natural key"?

I abuse a column called "uniq" because my framework
makes it easy to manipulate any table single record
if that column is present..

But you have me wondering what you mean.. I assume you mean things like 
"transaction number" or "account id"..