Moises,
If a native COPY TO won't work for you, just use SET TEXTMERGE and output with a scan loop, you have complete control over exactly what outputs.
>I need to copy from a curso to a .txt file with ","delimiting the fieds
>
>I tried:
>
>COPY to al_internet.txt type delimited WITH CHARACTER ,
>
>But It results "text1", "text2" , "text3"
>
>I need
>
>text1, text2 , text3