Re: point(lseg,lseg) does not exist

Shane <shane-pgsql@cm.nu> writes:
> I am attempting a query using lseg values to find the point
> of intersection.  The following query taken from the PG
> manual isn't working over here.

> select
> point(lseg '((-1,0),(1,0))', lseg
> '((-2,-2),(2,2))')
> ERROR:  function point(lseg, lseg) does not exist

Hm, seems to be a thinko in the documentation.  The function you
actually want is lseg_interpt(), which would probably be better
invoked via the documented operator lseg # lseg.

            regards, tom lane