On Tue, Feb 10, 2009 at 12:39 PM, Michael Addyman < michael.addy...@googlemail.com> wrote:
> > I have now thought of having 1 table type per database (i.e. ~30 > databases). > This would be easier and cheaper to manage than hundreds of databases, and > would also allow databases to be finely tuned to the table type, size, > workload and writes : updates : reads ratio. > > However, re-developing the database layer to achieve this looks incredibly > difficult. > I didn't quite get that first time round, but I think I do, now. How about using triggers and views or stored procedures to insert/select the username in a field in each table ? Assuming you have a separate user per instance, that might solve a lot of problems :-) -- Celsius is based on water temperature. Fahrenheit is based on alcohol temperature. Ergo, Fahrenheit is better than Celsius. QED.
