CREATE EXTENSION postgis;
CREATE EXTENSION schema_triggers;
CREATE EXTENSION plpythonu;
CREATE EXTENSION cartodb;
CREATE EXTENSION cdb_geocoder_admin0;
-- Check that the synonym function is callable, should return NULL
SELECT (admin0_synonym_lookup(Array['United States', 'ESP'])).*;
       q       | adm0_a3 
---------------+---------
 United States | 
 ESP           | 
(2 rows)