[GRASS-dev] d.vect: support for z height (geometry) colors added

[Markus Neteler]

On Sun, May 18, 2008 at 1:40 AM, Hamish <hamish_b at yahoo.com> wrote:
...
> Or figure out how to make this safe for floating point comparison on the $VALUE
> column without keeping the cat column:
> (my SQL is very poor)
>    UPDATE $TABLE SET $GIS_OPT_RGB_COLUMN = '$COLR' WHERE $GIS_OPT_COLUMN = $VALUE


Something I found here:

PG:
http://www.nabble.com/Re%3A--GENERAL--SELECT-with-REAL...-p2791587.html

SQlite:
http://www.nabble.com/Problem-with-floating-point-fields%2C-and-a-feature-request-td909387.html#a909387

MySQL:
http://www.nabble.com/Re%3A-float-comparison--p1285713.html


Markus