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|
--
-- INET
--
-- prepare the table...
DROP TABLE INET_TBL;
ERROR: table "inet_tbl" does not exist
CREATE TABLE INET_TBL (c cidr, i inet);
INSERT INTO INET_TBL (c, i) VALUES ('192.168.1', '192.168.1.226/24');
INSERT INTO INET_TBL (c, i) VALUES ('192.168.1.0/24', '192.168.1.226');
INSERT INTO INET_TBL (c, i) VALUES ('192.168.1', '192.168.1.0/24');
INSERT INTO INET_TBL (c, i) VALUES ('192.168.1', '192.168.1.0/25');
INSERT INTO INET_TBL (c, i) VALUES ('192.168.1', '192.168.1.255/24');
INSERT INTO INET_TBL (c, i) VALUES ('192.168.1', '192.168.1.255/25');
INSERT INTO INET_TBL (c, i) VALUES ('10', '10.1.2.3/8');
INSERT INTO INET_TBL (c, i) VALUES ('10.0.0.0', '10.1.2.3/8');
INSERT INTO INET_TBL (c, i) VALUES ('10.1.2.3', '10.1.2.3/32');
INSERT INTO INET_TBL (c, i) VALUES ('10.1.2', '10.1.2.3/24');
INSERT INTO INET_TBL (c, i) VALUES ('10.1', '10.1.2.3/16');
INSERT INTO INET_TBL (c, i) VALUES ('10', '10.1.2.3/8');
INSERT INTO INET_TBL (c, i) VALUES ('10', '11.1.2.3/8');
INSERT INTO INET_TBL (c, i) VALUES ('10', '9.1.2.3/8');
-- check that CIDR rejects invalid input:
INSERT INTO INET_TBL (c, i) VALUES ('192.168.1.2/24', '192.168.1.226');
ERROR: invalid CIDR value '192.168.1.2/24': has bits set to right of mask
-- check that CIDR rejects invalid input when converting from text:
INSERT INTO INET_TBL (c, i) VALUES (cidr('192.168.1.2/24'), '192.168.1.226');
ERROR: invalid CIDR value '192.168.1.2/24': has bits set to right of mask
SELECT '' AS ten, c AS cidr, i AS inet FROM INET_TBL;
ten | cidr | inet
-----+----------------+------------------
| 192.168.1.0/24 | 192.168.1.226/24
| 192.168.1.0/24 | 192.168.1.226
| 192.168.1.0/24 | 192.168.1.0/24
| 192.168.1.0/24 | 192.168.1.0/25
| 192.168.1.0/24 | 192.168.1.255/24
| 192.168.1.0/24 | 192.168.1.255/25
| 10.0.0.0/8 | 10.1.2.3/8
| 10.0.0.0/32 | 10.1.2.3/8
| 10.1.2.3/32 | 10.1.2.3
| 10.1.2.0/24 | 10.1.2.3/24
| 10.1.0.0/16 | 10.1.2.3/16
| 10.0.0.0/8 | 10.1.2.3/8
| 10.0.0.0/8 | 11.1.2.3/8
| 10.0.0.0/8 | 9.1.2.3/8
(14 rows)
-- now test some support functions
SELECT '' AS ten, i AS inet, host(i), text(i) FROM INET_TBL;
ten | inet | host | text
-----+------------------+---------------+------------------
| 192.168.1.226/24 | 192.168.1.226 | 192.168.1.226/24
| 192.168.1.226 | 192.168.1.226 | 192.168.1.226/32
| 192.168.1.0/24 | 192.168.1.0 | 192.168.1.0/24
| 192.168.1.0/25 | 192.168.1.0 | 192.168.1.0/25
| 192.168.1.255/24 | 192.168.1.255 | 192.168.1.255/24
| 192.168.1.255/25 | 192.168.1.255 | 192.168.1.255/25
| 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8
| 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8
| 10.1.2.3 | 10.1.2.3 | 10.1.2.3/32
| 10.1.2.3/24 | 10.1.2.3 | 10.1.2.3/24
| 10.1.2.3/16 | 10.1.2.3 | 10.1.2.3/16
| 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8
| 11.1.2.3/8 | 11.1.2.3 | 11.1.2.3/8
| 9.1.2.3/8 | 9.1.2.3 | 9.1.2.3/8
(14 rows)
SELECT '' AS ten, c AS cidr, broadcast(c),
i AS inet, broadcast(i) FROM INET_TBL;
ten | cidr | broadcast | inet | broadcast
-----+----------------+------------------+------------------+------------------
| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.226/24 | 192.168.1.255/24
| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.226 | 192.168.1.226
| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24 | 192.168.1.255/24
| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/25 | 192.168.1.127/25
| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/24 | 192.168.1.255/24
| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/25 | 192.168.1.255/25
| 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8
| 10.0.0.0/32 | 10.0.0.0 | 10.1.2.3/8 | 10.255.255.255/8
| 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3 | 10.1.2.3
| 10.1.2.0/24 | 10.1.2.255/24 | 10.1.2.3/24 | 10.1.2.255/24
| 10.1.0.0/16 | 10.1.255.255/16 | 10.1.2.3/16 | 10.1.255.255/16
| 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8
| 10.0.0.0/8 | 10.255.255.255/8 | 11.1.2.3/8 | 11.255.255.255/8
| 10.0.0.0/8 | 10.255.255.255/8 | 9.1.2.3/8 | 9.255.255.255/8
(14 rows)
SELECT '' AS ten, c AS cidr, network(c) AS "network(cidr)",
i AS inet, network(i) AS "network(inet)" FROM INET_TBL;
ten | cidr | network(cidr) | inet | network(inet)
-----+----------------+----------------+------------------+------------------
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.226/24 | 192.168.1.0/24
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.226 | 192.168.1.226/32
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/25 | 192.168.1.0/25
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/25 | 192.168.1.128/25
| 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8
| 10.0.0.0/32 | 10.0.0.0/32 | 10.1.2.3/8 | 10.0.0.0/8
| 10.1.2.3/32 | 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3/32
| 10.1.2.0/24 | 10.1.2.0/24 | 10.1.2.3/24 | 10.1.2.0/24
| 10.1.0.0/16 | 10.1.0.0/16 | 10.1.2.3/16 | 10.1.0.0/16
| 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8
| 10.0.0.0/8 | 10.0.0.0/8 | 11.1.2.3/8 | 11.0.0.0/8
| 10.0.0.0/8 | 10.0.0.0/8 | 9.1.2.3/8 | 9.0.0.0/8
(14 rows)
SELECT '' AS ten, c AS cidr, masklen(c) AS "masklen(cidr)",
i AS inet, masklen(i) AS "masklen(inet)" FROM INET_TBL;
ten | cidr | masklen(cidr) | inet | masklen(inet)
-----+----------------+---------------+------------------+---------------
| 192.168.1.0/24 | 24 | 192.168.1.226/24 | 24
| 192.168.1.0/24 | 24 | 192.168.1.226 | 32
| 192.168.1.0/24 | 24 | 192.168.1.0/24 | 24
| 192.168.1.0/24 | 24 | 192.168.1.0/25 | 25
| 192.168.1.0/24 | 24 | 192.168.1.255/24 | 24
| 192.168.1.0/24 | 24 | 192.168.1.255/25 | 25
| 10.0.0.0/8 | 8 | 10.1.2.3/8 | 8
| 10.0.0.0/32 | 32 | 10.1.2.3/8 | 8
| 10.1.2.3/32 | 32 | 10.1.2.3 | 32
| 10.1.2.0/24 | 24 | 10.1.2.3/24 | 24
| 10.1.0.0/16 | 16 | 10.1.2.3/16 | 16
| 10.0.0.0/8 | 8 | 10.1.2.3/8 | 8
| 10.0.0.0/8 | 8 | 11.1.2.3/8 | 8
| 10.0.0.0/8 | 8 | 9.1.2.3/8 | 8
(14 rows)
SELECT '' AS four, c AS cidr, masklen(c) AS "masklen(cidr)",
i AS inet, masklen(i) AS "masklen(inet)" FROM INET_TBL
WHERE masklen(c) <= 8;
four | cidr | masklen(cidr) | inet | masklen(inet)
------+------------+---------------+------------+---------------
| 10.0.0.0/8 | 8 | 10.1.2.3/8 | 8
| 10.0.0.0/8 | 8 | 10.1.2.3/8 | 8
| 10.0.0.0/8 | 8 | 11.1.2.3/8 | 8
| 10.0.0.0/8 | 8 | 9.1.2.3/8 | 8
(4 rows)
SELECT '' AS six, c AS cidr, i AS inet FROM INET_TBL
WHERE c = i;
six | cidr | inet
-----+----------------+----------------
| 192.168.1.0/24 | 192.168.1.0/24
| 10.1.2.3/32 | 10.1.2.3
(2 rows)
SELECT '' AS ten, i, c,
i < c AS lt, i <= c AS le, i = c AS eq,
i >= c AS ge, i > c AS gt, i <> c AS ne,
i << c AS sb, i <<= c AS sbe,
i >> c AS sup, i >>= c AS spe
FROM INET_TBL;
ten | i | c | lt | le | eq | ge | gt | ne | sb | sbe | sup | spe
-----+------------------+----------------+----+----+----+----+----+----+----+-----+-----+-----
| 192.168.1.226/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t
| 192.168.1.226 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f
| 192.168.1.0/24 | 192.168.1.0/24 | f | t | t | t | f | f | f | t | f | t
| 192.168.1.0/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f
| 192.168.1.255/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t
| 192.168.1.255/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f
| 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t
| 10.1.2.3/8 | 10.0.0.0/32 | t | t | f | f | f | t | f | f | t | t
| 10.1.2.3 | 10.1.2.3/32 | f | t | t | t | f | f | f | t | f | t
| 10.1.2.3/24 | 10.1.2.0/24 | f | f | f | t | t | t | f | t | f | t
| 10.1.2.3/16 | 10.1.0.0/16 | f | f | f | t | t | t | f | t | f | t
| 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t
| 11.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | f | f | f
| 9.1.2.3/8 | 10.0.0.0/8 | t | t | f | f | f | t | f | f | f | f
(14 rows)
-- check the conversion to/from text and set_netmask
SELECT '' AS ten, set_masklen(inet(text(i)), 24) FROM INET_TBL;
ten | set_masklen
-----+------------------
| 192.168.1.226/24
| 192.168.1.226/24
| 192.168.1.0/24
| 192.168.1.0/24
| 192.168.1.255/24
| 192.168.1.255/24
| 10.1.2.3/24
| 10.1.2.3/24
| 10.1.2.3/24
| 10.1.2.3/24
| 10.1.2.3/24
| 10.1.2.3/24
| 11.1.2.3/24
| 9.1.2.3/24
(14 rows)
-- check that index works correctly
CREATE INDEX inet_idx1 ON inet_tbl(i);
SET enable_seqscan TO off;
SELECT * FROM inet_tbl WHERE i<<'192.168.1.0/24'::cidr ORDER BY c,i;
c | i
----------------+------------------
192.168.1.0/24 | 192.168.1.0/25
192.168.1.0/24 | 192.168.1.255/25
192.168.1.0/24 | 192.168.1.226
(3 rows)
SELECT * FROM inet_tbl WHERE i<<='192.168.1.0/24'::cidr ORDER BY c,i;
c | i
----------------+------------------
192.168.1.0/24 | 192.168.1.0/24
192.168.1.0/24 | 192.168.1.226/24
192.168.1.0/24 | 192.168.1.255/24
192.168.1.0/24 | 192.168.1.0/25
192.168.1.0/24 | 192.168.1.255/25
192.168.1.0/24 | 192.168.1.226
(6 rows)
SET enable_seqscan TO on;
DROP INDEX inet_idx1;
|
