CREATE EXTENSION multicorn; CREATE server multicorn_srv foreign data wrapper multicorn options ( wrapper 'multicorn.testfdw.TestForeignDataWrapper' ); CREATE user mapping for postgres server multicorn_srv options (usermapping 'test'); CREATE foreign table testmulticorn ( test1 character varying[], test2 character varying[] ) server multicorn_srv options ( option1 'option1', test_type 'list' ); -- Test "normal" usage select * from testmulticorn; select test1[2] from testmulticorn; DROP EXTENSION multicorn cascade;