Consider doing research in any domain (e.g. epidemiology, economics, psychology, sociology, consumer research,...) where you measure N variables (each having a different type) about a single unit of observation. Then the DataFrame is the most natural representation of that domain’s data.
— John On Oct 25, 2014, at 8:40 AM, Daniel Carrera <[email protected]> wrote: > > There was a time when my job was to write database-driven web applications. I > worked with MySQL a lot. I understand that a data frame has the same type of > content as a database, but they do not seem to be used to solve the same > types of problems as something like MySQL. I thought data frames were used in > more science-related contexts. > > Cheers, > Daniel. > > > On 25 October 2014 17:27, John Myles White <[email protected]> wrote: > Have you ever used a database? A DataFrame is just a database that’s stored > in memory. > > — John > > On Oct 25, 2014, at 5:37 AM, Daniel Carrera <[email protected]> wrote: > > > Hello, > > > > This is a fairly naive question. I have observed for the last two years > > that many people really like data frames. R users obviously like them, and > > the Python and Julia communities thought it was worth adding that feature > > to their languages too. However, as an astronomer, I have not yet had a > > problem that would be solved by data frames. I use Julia to analyze > > hydrodynamic simulations. I can imagine that data frames could have a role > > in photographic data where some pixels are missing. > > > > Are you a scientist or engineer currently using data frames to solve a > > problem? I would love to hear about what you do with data frames and why > > you find them useful. > > > > Cheers, > > Daniel. > > > > > -- > When an engineer says that something can't be done, it's a code phrase that > means it's not fun to do.
