comp.lang.ruby

John Joyce

7/4/2007 3:08:00 PM

On Jul 4, 2007, at 5:48 AM, incoroneta wrote:

> Hi,
>
> i'm trying to store a picture from the DB to the filesystem.
> i've used the function lo_export like that:
>
>
> res = conn.query("SELECT nome,physical_image FROM images;")
>
> i=0
> while(res[i]!=nil)
> conn.lo_export(res[i][1].to_i,'/home/andrea/senior/public/images/#
> {res[i][0]}.jpg')
> i+=1
>
> end
>
>
> conn.close())
>
> there're not errors, the script run...
> The problem is that no files are created and i don't know why.
> Can somebody help me??
>
> thanks in advance...
>
> --
> Posted via http://www.ruby-....
>
Check out the IO and File libraries.
ri File
ri IO
also, in Ruby it's a good idea to put spaces before and after
operators...
i += 1