On Tue, Feb 1, 2011 at 9:07 PM, William Stein <wst...@gmail.com> wrote: > On Tue, Feb 1, 2011 at 8:24 PM, Ondrej Certik <ond...@certik.cz> wrote: >> Hi William and others, >> >> what is your experience of using mongodb for storing (calculated?) >> results about elliptic curves? When googling a bit, I found some >> commits like: >> >> http://code.google.com/p/purplesage/source/detail?r=2ebfec09070b4a9a549c2a51e8e9dcde9a832925# >> >> I am thinking how to best store some calculated electronic structure >> results (e.g. for each atom/some other parameters), so it seems to me >> like exactly the same problem. Do you serve the database engine on >> your own hardware? > > Yes. > >> I was thinking of using for example the google app >> engine database for that, so that I don't need to maintain the DB >> server. > > According to > http://stackoverflow.com/questions/4263395/any-one-tried-mongodb-on-google-app-engine > "You can't run MongoDB on GAE. You need to use the Google datastore." > Thus you might want to checkout Google datastore, which I know nothing > about.
Yes, I was considering the Google datastore. > >> I want to store data from here: >> >> http://physics.nist.gov/PhysRefData/DFTdata/Tables/ptable.html >> >> and I can of course store it as some hdf5 files, that are essentially >> just binary numpy arrays. But then I need to carry those binary files >> around (e.g. commit to github?), so I think a better idea is to have >> it as a web service, so I was curious if you, or anyone else did some >> thinking how to best approach such a problem. I want such a data to >> use in tests for testing my own code, or simply use it to do some >> graphs and so on. > > I definitely like MongoDB, but mainly since it is much more than just > a key-value store. It sounds like maybe all you need is a key:value > store? I think I do. Thanks, Ondrej -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org
