64-bit Alternative for Microsoft Jet

Question

Microsoft has chosen to not release a 64-bit version of Jet, their database driver for Access. Does anyone know of a good alternative?

Here are the specific features

Answer 1

What you're looking for is SQL Server Express with the portable .mdf files. To get around the copying limitation you need to make sure that the software in question doesn't keep connections open (i.e. create a disconnected data access layer).