"Ioseph Kim" <[EMAIL PROTECTED]> writes:
> when @-@ operator used at path type,
> below query maybe returns 1.
> because this path is just line.

No, because it's a closed path, so it's a loop from (0,0) to (1,0)
and back again.  If you don't want to count the return segment,
use an open path.

                        regards, tom lane

---------------------------(end of broadcast)---------------------------
TIP 6: explain analyze is your friend

Reply via email to