On Fri, Dec 07, 2001 at 10:42:24AM -0500,
Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> I'd recommend using col_description(a.attrelid, a.attnum) rather
> than the explicit join against pg_description.
I couldn't find any documentation for this function in the function
section of the development docs or using a search with google.