Practical limit for the number of databases in SQL Server?

Question

In one of the stackoverflow podcasts (#18 I think) Jeff and Joel were talking about multi vs single tenant databases. Joel mentioned that \"FogBugz on Demand\" used a database p

Answer 1

I'd think mostly it depends on the memory limitations of the machine. SQL Server likes to keep as much cached in memory as possible, and as you add databases you reduce the amount of memory available.