“The memory barrier” – post mentions Firebird
Wings of Wind blog just posted the results of polls about Delphi 64bits and 4GB support. In the workarounds section, he mentions Firebird:
Use the 64-bit version of Firebird configured to keep the data in memory. It has the advantage that you have a full blown 64-bit SQL server (so, no AWE paging etc.) […]
Read the full post.