On 2010-11-05, ALT SHN <i.geografica@alt-shn.org> wrote:
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> Hello List,
>
> I have a column of a table of paleontological sites named "Paleosites" wich
> has a column named "species". A paleosite can contain remais of one or more
> animals. So in that column sometimes I have to put this: dinossauria
> crocodilia plantae. This indicates that from a given paleosite were
> retrieved the remais of 3 different species.
>
> Now my question is: wich data type should the column "Species" be? Text?
> Varchar?
For 3NF it should be in a separate table.
Text and varchar are the same just varchar takes longer to type on the
keyboard.
text[] (array of text) is another option (but both above comments
still apply).
--
ɹǝpun uʍop ɯoɹɟ sƃuıʇǝǝɹ⅁
