[R] problem of writting large data into files

Uwe Ligges ligges at statistik.uni-dortmund.de
Fri Nov 26 12:49:04 CET 2004

Hu Chen wrote:

> Hi all.
> I used to use write.table() to write data into file. However , it
> seems that write.table() waste a lot of memory on caching temporary
> variables. Thus it ofen fails on writting larg matrix/frame into file.
> I noticed that write.matrix() may be better. But how could I write the
> column names and row names into file, such as "date" "buy" "sell",
> instead of "[,1]" , "[,2]" , "[,3]"?

What about specifying colnames for the matrix / data frame?
[I guess we are talking about package MASS.]

Uwe Ligges

> Anyone has some experience about this? Any other functions work better?
> Thanks in advance.
>                              Tiger
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