On Mon, Dec 7, 2009 at 11:30 AM, Thomas Müller <[email protected]> wrote: > Hi, > >>> 2) It appears as if there is no good file system backed PM . . . is >> Not sure day.com's TAR PM is based on file system or not. It's best so >> far from what I read from the list. > > Yes, the Tar PM (Tar File Persistence Manager) is file based. It is > very fast, faster than the database persistence managers. Also, it is > transactionally safe (unlike BundleFsPersistenceManager) and supports > clustering. > >>> 3) Is the Derby PM considered production worthy? Any reason not to use it? > > Another potential problem is performance.
i beg to differ ;) perfomance of embedded derby is IMO very good, especially when compared to oracle, mssql, mysql, etc. h2 might be even a tad quicker though... cheers stefan > > Regards, > Thomas >
