I have sometimes a similar problem with missing unique keys while analyzing
postgis data.
Example: intersection of 2 polygon geometries using ST_Intersection.
My workaround: create new table instead of an view like this:
CREATE TABLE mytable WITH OIDS AS
SELECT a.name, b.name,
To avoid a lot of data trash in your database you can use the PostGIS
Query Editor Plugin as well.
Regards
Horst
Am 11.08.2011 13:43, schrieb manfredo:
I have sometimes a similar problem with missing unique keys while analyzing
postgis data.
Example: intersection of 2 polygon geometries using
check this one:
https://sites.google.com/a/fregoli.it/antonio/postgis
bye
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