\set ECHO 0 BEGIN; \i sql/variant.sql \set ECHO all -- You should write your tests SELECT variant('foo', 'bar'); SELECT 'foo' #? 'bar' AS arrowop; CREATE TABLE ab ( a_field variant ); INSERT INTO ab VALUES('foo' #? 'bar'); SELECT (a_field).a, (a_field).b FROM ab; SELECT (variant('foo', 'bar')).a; SELECT (variant('foo', 'bar')).b; SELECT ('foo' #? 'bar').a; SELECT ('foo' #? 'bar').b; ROLLBACK;