[pgrouting-users] assign_vertex_id error

You were right sir. The entries were actually null entries. I had not assigned any length and other parameters to them. They were just names. Anyways, I deleted them. The query still hasn’t run. The same error is being thrown back.

VSDelhidb=# select * from roads_line where the_geom is NULL;
VSDelhidb=# delete from roads_line where the_geom is Null;
DELETE 11
VSDelhidb=# SELECT assign_vertex_id(‘roads_line’, 0.0002, ‘the_geom’, ‘gid’);
NOTICE: CREATE TABLE will create implicit sequence “vertices_tmp_id_seq” for serial column “vertices_tmp.id
CONTEXT: SQL statement “CREATE TABLE vertices_tmp (id serial)”
PL/pgSQL function “assign_vertex_id” line 15 at EXECUTE statement
ERROR: new row for relation “vertices_tmp” violates check constraint “enforce_srid_the_geom”
CONTEXT: SQL statement “INSERT INTO vertices_tmp(the_geom) VALUES (SetSRID(p,_srid))”
PL/pgSQL function “point_to_id” line 26 at SQL statement
PL/pgSQL function “assign_vertex_id” line 33 at assignment

I’m new to postgis and postgresql. Most of the details don’t make very much sense to me. But I just need to get the routing function running. I’m trying my best to find a solution from all the posts I can find but you know the functioning of pgrouting, please try and help me solve this problem. Thank you!

what does the dt command say?

If you do \dt roads_lines, it will list the type and srid of the expected
geometry for this table.

It might also be worth doing at \dt on vertices_tmp as well.
D.

What postgis is saying, you have attempt to insert geometry object and I
do not like the srid type.
Annu Anurag wrote:

You were right sir. The entries were actually null entries. I had not
assigned any length and other parameters to them. They were just names.
Anyways, I deleted them. The query still hasn't run. The same error is
being thrown back.

VSDelhidb=# select * from roads_line where the_geom is NULL;
VSDelhidb=# delete from roads_line where the_geom is Null;
DELETE 11
VSDelhidb=# SELECT assign_vertex_id('roads_line', 0.0002, 'the_geom',
'gid');
NOTICE: CREATE TABLE will create implicit sequence "vertices_tmp_id_seq"
for serial column "vertices_tmp.id"
CONTEXT: SQL statement "CREATE TABLE vertices_tmp (id serial)"
PL/pgSQL function "assign_vertex_id" line 15 at EXECUTE statement
ERROR: new row for relation "vertices_tmp" violates check constraint
"enforce_srid_the_geom"
CONTEXT: SQL statement "INSERT INTO vertices_tmp(the_geom) VALUES
(SetSRID(p,_srid))"
PL/pgSQL function "point_to_id" line 26 at SQL statement
PL/pgSQL function "assign_vertex_id" line 33 at assignment

I'm new to postgis and postgresql. Most of the details don't make very
much
sense to me. But I just need to get the routing function running. I'm
trying my best to find a solution from all the posts I can find but you
know the functioning of pgrouting, please try and help me solve this
problem. Thank you!
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