[R] need help on stkcd reading

Prof Brian Ripley ripley at stats.ox.ac.uk
Wed Aug 1 11:19:01 CEST 2012


On 01/08/2012 10:11, delvin008 delta wrote:
> Hi, all:
>        This is the first time I use mail-list for help and I'm a student
> from Chinese. So forgive my poor English skill.
>        Here is the question: I have an excel file contains some stkcd
> information. The stkcd is a string fill with numbers, e.g "000002". When i
> use sqlFetch function from RODBC package. It will automatically read stkcd
> as a number, e.g 2 which is truly confusing me. Any suggestions please.

No, it will not. It (like read.table) does so because you asked it to. 
See the 'R Data Import/Export Manual' (which has lots of good advice and 
should be basic reading for people importing data into R) and the help 
for sqlFetch (especially the as.is argument).



-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595



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