1set enable_seqscan=off; 2 3CREATE TABLE test_cidr ( 4 i cidr 5); 6 7INSERT INTO test_cidr VALUES 8 ( '1.2.3.4' ), 9 ( '1.2.4.4' ), 10 ( '1.2.5.4' ), 11 ( '1.2.6.4' ), 12 ( '1.2.7.4' ), 13 ( '1.2.8.4' ) 14; 15 16CREATE INDEX idx_cidr ON test_cidr USING gin (i); 17 18SELECT * FROM test_cidr WHERE i<'1.2.6.4'::cidr ORDER BY i; 19SELECT * FROM test_cidr WHERE i<='1.2.6.4'::cidr ORDER BY i; 20SELECT * FROM test_cidr WHERE i='1.2.6.4'::cidr ORDER BY i; 21SELECT * FROM test_cidr WHERE i>='1.2.6.4'::cidr ORDER BY i; 22SELECT * FROM test_cidr WHERE i>'1.2.6.4'::cidr ORDER BY i; 23