Hello,
I am developing a C++ extension (most of the code is C++) for postgres that
links dynamically with liblwgeom, without linking to postgis. I call
liblwgeom functions that serialize/deserialize LWGEOM* (and similar
structures) that don't need a backend like GEOS.
I wonder how is the memory
Hello,
does any postgis implementation of ST_SimplifyPreserveTopology preserve
contains property for polygons and multilines, that is, if I have a
(Multi)Polygon Parent and a (Multi)Linestring/(Multi)Polygon Child s.t.
ST_Contains(Parent, Child) holds, will
Hello,
is there any difference between LWCOLLECTION and LWCOMPOUND? Has the
meaning changed since postgis 1.5 (when liblwgeom wasn't yet packaged) to
liblwgeom = 2.0?
Also, what does LWCIRCSTRING stand for? Is it a closed line string?
Thanks a lot,
Igor
you are using numeric(10, 2), which trims all except 2 decimal digits. that
will cause a huge error in calculations.
-Igor
On Wed, Mar 18, 2015 at 7:56 PM Ahmet Temiz ahmettemi...@gmail.com wrote:
hello
I am trying to calculate the distance from the schools to active faults
and their
Hello,
I have a query plan optimization question. It is formatted nicely on
http://stackoverflow.com/questions/28856452/postgres-not-using-gist-index-in-lateral-join
But here is a copy for the archive:
Here is the setup:
CREATE EXTENSION postgis;
DROP TABLE IF EXISTS A;
DROP TABLE IF EXISTS
clause will be; in that case it'll
apply them left to right.
P.
On Tue, Mar 3, 2015 at 2:14 AM, Igor Stassiy istas...@gmail.com wrote:
Hello,
Lets say I have two tables
CREATE EXTENSION postgis;
DROP TABLE A;
DROP TABLE B;
CREATE TABLE A(shape Geometry, id INT);
CREATE TABLE B