QUERY: create table rtest_t1 (a int4, b int4); QUERY: create table rtest_t2 (a int4, b int4); QUERY: create table rtest_t3 (a int4, b int4); QUERY: create view rtest_v1 as select * from rtest_t1; QUERY: create rule rtest_v1_ins as on insert to rtest_v1 do instead insert into rtest_t1 values (new.a, new.b); QUERY: create rule rtest_v1_upd as on update to rtest_v1 do instead update rtest_t1 set a = new.a, b = new.b where a = old.a; QUERY: create rule rtest_v1_del as on delete to rtest_v1 do instead delete from rtest_t1 where a = old.a; QUERY: create table rtest_system (sysname text, sysdesc text); QUERY: create table rtest_interface (sysname text, ifname text); QUERY: create table rtest_person (pname text, pdesc text); QUERY: create table rtest_admin (pname text, sysname text); QUERY: create rule rtest_sys_upd as on update to rtest_system do ( update rtest_interface set sysname = new.sysname where sysname = old.sysname; update rtest_admin set sysname = new.sysname where sysname = old.sysname ); QUERY: create rule rtest_sys_del as on delete to rtest_system do ( delete from rtest_interface where sysname = old.sysname; delete from rtest_admin where sysname = old.sysname; ); QUERY: create rule rtest_pers_upd as on update to rtest_person do update rtest_admin set pname = new.pname where pname = old.pname; QUERY: create rule rtest_pers_del as on delete to rtest_person do delete from rtest_admin where pname = old.pname; QUERY: create table rtest_emp (ename char(20), salary money); QUERY: create table rtest_emplog (ename char(20), who name, action char(10), newsal money, oldsal money); QUERY: create table rtest_empmass (ename char(20), salary money); QUERY: create rule rtest_emp_ins as on insert to rtest_emp do insert into rtest_emplog values (new.ename, current_user, 'hired', new.salary, '0.00'); QUERY: create rule rtest_emp_upd as on update to rtest_emp where new.salary != old.salary do insert into rtest_emplog values (new.ename, current_user, 'honored', new.salary, old.salary); QUERY: create rule rtest_emp_del as on delete to rtest_emp do insert into rtest_emplog values (old.ename, current_user, 'fired', '0.00', old.salary); QUERY: create table rtest_t4 (a int4, b text); QUERY: create table rtest_t5 (a int4, b text); QUERY: create table rtest_t6 (a int4, b text); QUERY: create table rtest_t7 (a int4, b text); QUERY: create table rtest_t8 (a int4, b text); QUERY: create table rtest_t9 (a int4, b text); QUERY: create rule rtest_t4_ins1 as on insert to rtest_t4 where new.a >= 10 and new.a < 20 do instead insert into rtest_t5 values (new.a, new.b); QUERY: create rule rtest_t4_ins2 as on insert to rtest_t4 where new.a >= 20 and new.a < 30 do insert into rtest_t6 values (new.a, new.b); QUERY: create rule rtest_t5_ins as on insert to rtest_t5 where new.a > 15 do insert into rtest_t7 values (new.a, new.b); QUERY: create rule rtest_t6_ins as on insert to rtest_t6 where new.a > 25 do instead insert into rtest_t8 values (new.a, new.b); QUERY: create table rtest_order1 (a int4); QUERY: create table rtest_order2 (a int4, b int4, c text); QUERY: create sequence rtest_seq; QUERY: create rule rtest_order_r3 as on insert to rtest_order1 do instead insert into rtest_order2 values (new.a, nextval('rtest_seq'), 'rule 3 - this should run 3rd or 4th'); QUERY: create rule rtest_order_r4 as on insert to rtest_order1 where a < 100 do instead insert into rtest_order2 values (new.a, nextval('rtest_seq'), 'rule 4 - this should run 2nd'); QUERY: create rule rtest_order_r2 as on insert to rtest_order1 do insert into rtest_order2 values (new.a, nextval('rtest_seq'), 'rule 2 - this should run 1st'); QUERY: create rule rtest_order_r1 as on insert to rtest_order1 do instead insert into rtest_order2 values (new.a, nextval('rtest_seq'), 'rule 1 - this should run 3rd or 4th'); QUERY: create table rtest_nothn1 (a int4, b text); QUERY: create table rtest_nothn2 (a int4, b text); QUERY: create table rtest_nothn3 (a int4, b text); QUERY: create table rtest_nothn4 (a int4, b text); QUERY: create rule rtest_nothn_r1 as on insert to rtest_nothn1 where new.a >= 10 and new.a < 20 do instead (select 1); QUERY: create rule rtest_nothn_r2 as on insert to rtest_nothn1 where new.a >= 30 and new.a < 40 do instead nothing; QUERY: create rule rtest_nothn_r3 as on insert to rtest_nothn2 where new.a >= 100 do instead insert into rtest_nothn3 values (new.a, new.b); QUERY: create rule rtest_nothn_r4 as on insert to rtest_nothn2 do instead nothing; QUERY: insert into rtest_t2 values (1, 21); QUERY: insert into rtest_t2 values (2, 22); QUERY: insert into rtest_t2 values (3, 23); QUERY: insert into rtest_t3 values (1, 31); QUERY: insert into rtest_t3 values (2, 32); QUERY: insert into rtest_t3 values (3, 33); QUERY: insert into rtest_t3 values (4, 34); QUERY: insert into rtest_t3 values (5, 35); QUERY: insert into rtest_v1 values (1, 11); QUERY: insert into rtest_v1 values (2, 12); QUERY: select * from rtest_v1; a| b -+-- 1|11 2|12 (2 rows) QUERY: delete from rtest_v1 where a = 1; QUERY: select * from rtest_v1; a| b -+-- 2|12 (1 row) QUERY: insert into rtest_v1 values (1, 11); QUERY: delete from rtest_v1 where b = 12; QUERY: select * from rtest_v1; a| b -+-- 1|11 (1 row) QUERY: insert into rtest_v1 values (2, 12); QUERY: insert into rtest_v1 values (2, 13); QUERY: select * from rtest_v1; a| b -+-- 1|11 2|12 2|13 (3 rows) ** Remember the delete rule on rtest_v1: It says ** DO INSTEAD DELETE FROM rtest_t1 WHERE a = old.a ** So this time both rows with a = 2 must get deleted QUERY: delete from rtest_v1 where b = 12; QUERY: select * from rtest_v1; a| b -+-- 1|11 (1 row) QUERY: delete from rtest_v1; QUERY: insert into rtest_v1 select * from rtest_t2; QUERY: select * from rtest_v1; a| b -+-- 1|21 2|22 3|23 (3 rows) QUERY: delete from rtest_v1; QUERY: insert into rtest_v1 (b, a) select b, a from rtest_t2; QUERY: select * from rtest_v1; a| b -+-- 1|21 2|22 3|23 (3 rows) QUERY: insert into rtest_v1 (a) select a from rtest_t3; QUERY: select * from rtest_v1; a| b -+-- 1|21 2|22 3|23 1| 2| 3| 4| 5| (8 rows) QUERY: select * from rtest_v1 where b isnull; a|b -+- 1| 2| 3| 4| 5| (5 rows) QUERY: update rtest_t1 set a = a + 10 where b isnull; QUERY: delete from rtest_v1 where b isnull; QUERY: select * from rtest_v1; a| b -+-- 1|21 2|22 3|23 (3 rows) QUERY: update rtest_v1 set b = 42 where a = 2; QUERY: select * from rtest_v1; a| b -+-- 1|21 3|23 2|42 (3 rows) QUERY: update rtest_v1 set b = 99 where b = 42; QUERY: select * from rtest_v1; a| b -+-- 1|21 3|23 2|99 (3 rows) QUERY: update rtest_v1 set b = 88 where b < 50; QUERY: select * from rtest_v1; a| b -+-- 2|99 1|88 3|88 (3 rows) QUERY: delete from rtest_v1; QUERY: insert into rtest_v1 select rtest_t2.a, rtest_t3.b where rtest_t2.a = rtest_t3.a; QUERY: select * from rtest_v1; a| b -+-- 1|31 2|32 3|33 (3 rows) QUERY: update rtest_v1 set b = rtest_t2.b where a = rtest_t2.a; QUERY: select * from rtest_v1; a| b -+-- 1|21 2|22 3|23 (3 rows) QUERY: insert into rtest_v1 select * from rtest_t3; QUERY: select * from rtest_v1; a| b -+-- 1|21 2|22 3|23 1|31 2|32 3|33 4|34 5|35 (8 rows) QUERY: update rtest_t1 set a = a + 10 where b > 30; QUERY: select * from rtest_v1; a| b --+-- 1|21 2|22 3|23 11|31 12|32 13|33 14|34 15|35 (8 rows) QUERY: update rtest_v1 set a = rtest_t3.a + 20 where b = rtest_t3.b; QUERY: select * from rtest_v1; a| b --+-- 1|21 2|22 3|23 21|31 22|32 23|33 24|34 25|35 (8 rows) QUERY: insert into rtest_system values ('orion', 'Linux Jan Wieck'); QUERY: insert into rtest_system values ('notjw', 'WinNT Jan Wieck (notebook)'); QUERY: insert into rtest_system values ('neptun', 'Fileserver'); QUERY: insert into rtest_interface values ('orion', 'eth0'); QUERY: insert into rtest_interface values ('orion', 'eth1'); QUERY: insert into rtest_interface values ('notjw', 'eth0'); QUERY: insert into rtest_interface values ('neptun', 'eth0'); QUERY: insert into rtest_person values ('jw', 'Jan Wieck'); QUERY: insert into rtest_person values ('bm', 'Bruce Momjian'); QUERY: insert into rtest_admin values ('jw', 'orion'); QUERY: insert into rtest_admin values ('jw', 'notjw'); QUERY: insert into rtest_admin values ('bm', 'neptun'); QUERY: update rtest_system set sysname = 'pluto' where sysname = 'neptun'; QUERY: select * from rtest_interface; sysname|ifname -------+------ orion |eth0 orion |eth1 notjw |eth0 pluto |eth0 (4 rows) QUERY: select * from rtest_admin; pname|sysname -----+------- jw |orion jw |notjw bm |pluto (3 rows) QUERY: update rtest_person set pname = 'jwieck' where pdesc = 'Jan Wieck'; QUERY: select * from rtest_admin order by pname, sysname; pname |sysname ------+------- bm |pluto jwieck|notjw jwieck|orion (3 rows) QUERY: delete from rtest_system where sysname = 'orion'; QUERY: select * from rtest_interface; sysname|ifname -------+------ notjw |eth0 pluto |eth0 (2 rows) QUERY: select * from rtest_admin; pname |sysname ------+------- bm |pluto jwieck|notjw (2 rows) QUERY: insert into rtest_emp values ('wiech', '5000.00'); QUERY: insert into rtest_emp values ('gates', '80000.00'); QUERY: update rtest_emp set ename = 'wiecx' where ename = 'wiech'; QUERY: update rtest_emp set ename = 'wieck', salary = '6000.00' where ename = 'wiecx'; QUERY: update rtest_emp set salary = '7000.00' where ename = 'wieck'; QUERY: delete from rtest_emp where ename = 'gates'; QUERY: select ename, who = current_user as "matches user", action, newsal, oldsal from rtest_emplog order by ename, action, newsal; ename |matches user|action |newsal |oldsal --------------------+------------+----------+----------+---------- gates |t |fired |$0.00 |$80,000.00 gates |t |hired |$80,000.00|$0.00 wiech |t |hired |$5,000.00 |$0.00 wieck |t |honored |$6,000.00 |$5,000.00 wieck |t |honored |$7,000.00 |$6,000.00 (5 rows) QUERY: insert into rtest_empmass values ('meyer', '4000.00'); QUERY: insert into rtest_empmass values ('maier', '5000.00'); QUERY: insert into rtest_empmass values ('mayr', '6000.00'); QUERY: insert into rtest_emp select * from rtest_empmass; QUERY: select ename, who = current_user as "matches user", action, newsal, oldsal from rtest_emplog order by ename, action, newsal; ename |matches user|action |newsal |oldsal --------------------+------------+----------+----------+---------- gates |t |fired |$0.00 |$80,000.00 gates |t |hired |$80,000.00|$0.00 maier |t |hired |$5,000.00 |$0.00 mayr |t |hired |$6,000.00 |$0.00 meyer |t |hired |$4,000.00 |$0.00 wiech |t |hired |$5,000.00 |$0.00 wieck |t |honored |$6,000.00 |$5,000.00 wieck |t |honored |$7,000.00 |$6,000.00 (8 rows) QUERY: update rtest_empmass set salary = salary + '1000.00'; QUERY: update rtest_emp set salary = rtest_empmass.salary where ename = rtest_empmass.ename; QUERY: select ename, who = current_user as "matches user", action, newsal, oldsal from rtest_emplog order by ename, action, newsal; ename |matches user|action |newsal |oldsal --------------------+------------+----------+----------+---------- gates |t |fired |$0.00 |$80,000.00 gates |t |hired |$80,000.00|$0.00 maier |t |hired |$5,000.00 |$0.00 maier |t |honored |$6,000.00 |$5,000.00 mayr |t |hired |$6,000.00 |$0.00 mayr |t |honored |$7,000.00 |$6,000.00 meyer |t |hired |$4,000.00 |$0.00 meyer |t |honored |$5,000.00 |$4,000.00 wiech |t |hired |$5,000.00 |$0.00 wieck |t |honored |$6,000.00 |$5,000.00 wieck |t |honored |$7,000.00 |$6,000.00 (11 rows) QUERY: delete from rtest_emp where ename = rtest_empmass.ename; QUERY: select ename, who = current_user as "matches user", action, newsal, oldsal from rtest_emplog order by ename, action, newsal; ename |matches user|action |newsal |oldsal --------------------+------------+----------+----------+---------- gates |t |fired |$0.00 |$80,000.00 gates |t |hired |$80,000.00|$0.00 maier |t |fired |$0.00 |$6,000.00 maier |t |hired |$5,000.00 |$0.00 maier |t |honored |$6,000.00 |$5,000.00 mayr |t |fired |$0.00 |$7,000.00 mayr |t |hired |$6,000.00 |$0.00 mayr |t |honored |$7,000.00 |$6,000.00 meyer |t |fired |$0.00 |$5,000.00 meyer |t |hired |$4,000.00 |$0.00 meyer |t |honored |$5,000.00 |$4,000.00 wiech |t |hired |$5,000.00 |$0.00 wieck |t |honored |$6,000.00 |$5,000.00 wieck |t |honored |$7,000.00 |$6,000.00 (14 rows) QUERY: insert into rtest_t4 values (1, 'Record should go to rtest_t4'); QUERY: insert into rtest_t4 values (2, 'Record should go to rtest_t4'); QUERY: insert into rtest_t4 values (10, 'Record should go to rtest_t5'); QUERY: insert into rtest_t4 values (15, 'Record should go to rtest_t5'); QUERY: insert into rtest_t4 values (19, 'Record should go to rtest_t5 and t7'); QUERY: insert into rtest_t4 values (20, 'Record should go to rtest_t4 and t6'); QUERY: insert into rtest_t4 values (26, 'Record should go to rtest_t4 and t8'); QUERY: insert into rtest_t4 values (28, 'Record should go to rtest_t4 and t8'); QUERY: insert into rtest_t4 values (30, 'Record should go to rtest_t4'); QUERY: insert into rtest_t4 values (40, 'Record should go to rtest_t4'); QUERY: select * from rtest_t4; a|b --+----------------------------------- 1|Record should go to rtest_t4 2|Record should go to rtest_t4 20|Record should go to rtest_t4 and t6 26|Record should go to rtest_t4 and t8 28|Record should go to rtest_t4 and t8 30|Record should go to rtest_t4 40|Record should go to rtest_t4 (7 rows) QUERY: select * from rtest_t5; a|b --+----------------------------------- 10|Record should go to rtest_t5 15|Record should go to rtest_t5 19|Record should go to rtest_t5 and t7 (3 rows) QUERY: select * from rtest_t6; a|b --+----------------------------------- 20|Record should go to rtest_t4 and t6 (1 row) QUERY: select * from rtest_t7; a|b --+----------------------------------- 19|Record should go to rtest_t5 and t7 (1 row) QUERY: select * from rtest_t8; a|b --+----------------------------------- 26|Record should go to rtest_t4 and t8 28|Record should go to rtest_t4 and t8 (2 rows) QUERY: delete from rtest_t4; QUERY: delete from rtest_t5; QUERY: delete from rtest_t6; QUERY: delete from rtest_t7; QUERY: delete from rtest_t8; QUERY: insert into rtest_t9 values (1, 'Record should go to rtest_t4'); QUERY: insert into rtest_t9 values (2, 'Record should go to rtest_t4'); QUERY: insert into rtest_t9 values (10, 'Record should go to rtest_t5'); QUERY: insert into rtest_t9 values (15, 'Record should go to rtest_t5'); QUERY: insert into rtest_t9 values (19, 'Record should go to rtest_t5 and t7'); QUERY: insert into rtest_t9 values (20, 'Record should go to rtest_t4 and t6'); QUERY: insert into rtest_t9 values (26, 'Record should go to rtest_t4 and t8'); QUERY: insert into rtest_t9 values (28, 'Record should go to rtest_t4 and t8'); QUERY: insert into rtest_t9 values (30, 'Record should go to rtest_t4'); QUERY: insert into rtest_t9 values (40, 'Record should go to rtest_t4'); QUERY: insert into rtest_t4 select * from rtest_t9 where a < 20; QUERY: select * from rtest_t4; a|b -+---------------------------- 1|Record should go to rtest_t4 2|Record should go to rtest_t4 (2 rows) QUERY: select * from rtest_t5; a|b --+----------------------------------- 10|Record should go to rtest_t5 15|Record should go to rtest_t5 19|Record should go to rtest_t5 and t7 (3 rows) QUERY: select * from rtest_t6; a|b -+- (0 rows) QUERY: select * from rtest_t7; a|b --+----------------------------------- 19|Record should go to rtest_t5 and t7 (1 row) QUERY: select * from rtest_t8; a|b -+- (0 rows) QUERY: insert into rtest_t4 select * from rtest_t9 where b ~ 'and t8'; QUERY: select * from rtest_t4; a|b --+----------------------------------- 1|Record should go to rtest_t4 2|Record should go to rtest_t4 26|Record should go to rtest_t4 and t8 28|Record should go to rtest_t4 and t8 (4 rows) QUERY: select * from rtest_t5; a|b --+----------------------------------- 10|Record should go to rtest_t5 15|Record should go to rtest_t5 19|Record should go to rtest_t5 and t7 (3 rows) QUERY: select * from rtest_t6; a|b -+- (0 rows) QUERY: select * from rtest_t7; a|b --+----------------------------------- 19|Record should go to rtest_t5 and t7 (1 row) QUERY: select * from rtest_t8; a|b --+----------------------------------- 26|Record should go to rtest_t4 and t8 28|Record should go to rtest_t4 and t8 (2 rows) QUERY: insert into rtest_t4 select a + 1, b from rtest_t9 where a in (20, 30, 40); QUERY: select * from rtest_t4; a|b --+----------------------------------- 1|Record should go to rtest_t4 2|Record should go to rtest_t4 26|Record should go to rtest_t4 and t8 28|Record should go to rtest_t4 and t8 21|Record should go to rtest_t4 and t6 31|Record should go to rtest_t4 41|Record should go to rtest_t4 (7 rows) QUERY: select * from rtest_t5; a|b --+----------------------------------- 10|Record should go to rtest_t5 15|Record should go to rtest_t5 19|Record should go to rtest_t5 and t7 (3 rows) QUERY: select * from rtest_t6; a|b --+----------------------------------- 21|Record should go to rtest_t4 and t6 (1 row) QUERY: select * from rtest_t7; a|b --+----------------------------------- 19|Record should go to rtest_t5 and t7 (1 row) QUERY: select * from rtest_t8; a|b --+----------------------------------- 26|Record should go to rtest_t4 and t8 28|Record should go to rtest_t4 and t8 (2 rows) QUERY: insert into rtest_order1 values (1); QUERY: select * from rtest_order2; a|b|c -+-+----------------------------------- 1|1|rule 2 - this should run 1st 1|2|rule 4 - this should run 2nd 1|3|rule 3 - this should run 3rd or 4th 1|4|rule 1 - this should run 3rd or 4th (4 rows) QUERY: insert into rtest_nothn1 values (1, 'want this'); QUERY: insert into rtest_nothn1 values (2, 'want this'); QUERY: insert into rtest_nothn1 values (10, 'don''t want this'); QUERY: insert into rtest_nothn1 values (19, 'don''t want this'); QUERY: insert into rtest_nothn1 values (20, 'want this'); QUERY: insert into rtest_nothn1 values (29, 'want this'); QUERY: insert into rtest_nothn1 values (30, 'don''t want this'); QUERY: insert into rtest_nothn1 values (39, 'don''t want this'); QUERY: insert into rtest_nothn1 values (40, 'want this'); QUERY: insert into rtest_nothn1 values (50, 'want this'); QUERY: insert into rtest_nothn1 values (60, 'want this'); QUERY: select * from rtest_nothn1; a|b --+--------- 1|want this 2|want this 20|want this 29|want this 40|want this 50|want this 60|want this (7 rows) QUERY: insert into rtest_nothn2 values (10, 'too small'); QUERY: insert into rtest_nothn2 values (50, 'too small'); QUERY: insert into rtest_nothn2 values (100, 'OK'); QUERY: insert into rtest_nothn2 values (200, 'OK'); QUERY: select * from rtest_nothn2; a|b -+- (0 rows) QUERY: select * from rtest_nothn3; a|b ---+-- 100|OK 200|OK (2 rows) QUERY: delete from rtest_nothn1; QUERY: delete from rtest_nothn2; QUERY: delete from rtest_nothn3; QUERY: insert into rtest_nothn4 values (1, 'want this'); QUERY: insert into rtest_nothn4 values (2, 'want this'); QUERY: insert into rtest_nothn4 values (10, 'don''t want this'); QUERY: insert into rtest_nothn4 values (19, 'don''t want this'); QUERY: insert into rtest_nothn4 values (20, 'want this'); QUERY: insert into rtest_nothn4 values (29, 'want this'); QUERY: insert into rtest_nothn4 values (30, 'don''t want this'); QUERY: insert into rtest_nothn4 values (39, 'don''t want this'); QUERY: insert into rtest_nothn4 values (40, 'want this'); QUERY: insert into rtest_nothn4 values (50, 'want this'); QUERY: insert into rtest_nothn4 values (60, 'want this'); QUERY: insert into rtest_nothn1 select * from rtest_nothn4; QUERY: select * from rtest_nothn1; a|b --+--------- 1|want this 2|want this 20|want this 29|want this 40|want this 50|want this 60|want this (7 rows) QUERY: delete from rtest_nothn4; QUERY: insert into rtest_nothn4 values (10, 'too small'); QUERY: insert into rtest_nothn4 values (50, 'too small'); QUERY: insert into rtest_nothn4 values (100, 'OK'); QUERY: insert into rtest_nothn4 values (200, 'OK'); QUERY: insert into rtest_nothn2 select * from rtest_nothn4; QUERY: select * from rtest_nothn2; a|b -+- (0 rows) QUERY: select * from rtest_nothn3; a|b ---+-- 100|OK 200|OK (2 rows) QUERY: create table rtest_view1 (a int4, b text, v bool); QUERY: create table rtest_view2 (a int4); QUERY: create table rtest_view3 (a int4, b text); QUERY: create table rtest_view4 (a int4, b text, c int4); QUERY: create view rtest_vview1 as select a, b from rtest_view1 X where 0 < (select count(*) from rtest_view2 Y where Y.a = X.a); QUERY: create view rtest_vview2 as select a, b from rtest_view1 where v; QUERY: create view rtest_vview3 as select a, b from rtest_vview2 X where 0 < (select count(*) from rtest_view2 Y where Y.a = X.a); QUERY: create view rtest_vview4 as select X.a, X.b, count(Y.a) as refcount from rtest_view1 X, rtest_view2 Y where X.a = Y.a group by X.a, X.b; QUERY: create function rtest_viewfunc1(int4) returns int4 as 'select count(*) from rtest_view2 where a = $1' language 'sql'; QUERY: create view rtest_vview5 as select a, b, rtest_viewfunc1(a) as refcount from rtest_view1; QUERY: insert into rtest_view1 values (1, 'item 1', 't'); QUERY: insert into rtest_view1 values (2, 'item 2', 't'); QUERY: insert into rtest_view1 values (3, 'item 3', 't'); QUERY: insert into rtest_view1 values (4, 'item 4', 'f'); QUERY: insert into rtest_view1 values (5, 'item 5', 't'); QUERY: insert into rtest_view1 values (6, 'item 6', 'f'); QUERY: insert into rtest_view1 values (7, 'item 7', 't'); QUERY: insert into rtest_view1 values (8, 'item 8', 't'); QUERY: insert into rtest_view2 values (2); QUERY: insert into rtest_view2 values (2); QUERY: insert into rtest_view2 values (4); QUERY: insert into rtest_view2 values (5); QUERY: insert into rtest_view2 values (7); QUERY: insert into rtest_view2 values (7); QUERY: insert into rtest_view2 values (7); QUERY: insert into rtest_view2 values (7); QUERY: select * from rtest_vview1; a|b -+------ 2|item 2 4|item 4 5|item 5 7|item 7 (4 rows) QUERY: select * from rtest_vview2; a|b -+------ 1|item 1 2|item 2 3|item 3 5|item 5 7|item 7 8|item 8 (6 rows) QUERY: select * from rtest_vview3; a|b -+------ 2|item 2 5|item 5 7|item 7 (3 rows) QUERY: select * from rtest_vview4; a|b |refcount -+------+-------- 2|item 2| 2 4|item 4| 1 5|item 5| 1 7|item 7| 4 (4 rows) QUERY: select * from rtest_vview5; a|b |refcount -+------+-------- 1|item 1| 0 2|item 2| 2 3|item 3| 0 4|item 4| 1 5|item 5| 1 6|item 6| 0 7|item 7| 4 8|item 8| 0 (8 rows) QUERY: insert into rtest_view3 select * from rtest_vview1 where a < 7; QUERY: select * from rtest_view3; a|b -+------ 2|item 2 4|item 4 5|item 5 (3 rows) QUERY: delete from rtest_view3; QUERY: insert into rtest_view3 select * from rtest_vview2 where a != 5 and b !~ '2'; QUERY: select * from rtest_view3; a|b -+------ 1|item 1 3|item 3 7|item 7 8|item 8 (4 rows) QUERY: delete from rtest_view3; QUERY: insert into rtest_view3 select * from rtest_vview3; QUERY: select * from rtest_view3; a|b -+------ 2|item 2 5|item 5 7|item 7 (3 rows) QUERY: delete from rtest_view3; QUERY: insert into rtest_view4 select * from rtest_vview4 where 3 > refcount; QUERY: select * from rtest_view4; a|b |c -+------+- 2|item 2|2 4|item 4|1 5|item 5|1 (3 rows) QUERY: delete from rtest_view4; QUERY: insert into rtest_view4 select * from rtest_vview5 where a > 2 and refcount = 0; QUERY: select * from rtest_view4; a|b |c -+------+- 3|item 3|0 6|item 6|0 8|item 8|0 (3 rows) QUERY: delete from rtest_view4; QUERY: create table rtest_comp ( part text, unit char(4), size float ); QUERY: create table rtest_unitfact ( unit char(4), factor float ); QUERY: create view rtest_vcomp as select X.part, (X.size * Y.factor) as size_in_cm from rtest_comp X, rtest_unitfact Y where X.unit = Y.unit; QUERY: insert into rtest_unitfact values ('m', 100.0); QUERY: insert into rtest_unitfact values ('cm', 1.0); QUERY: insert into rtest_unitfact values ('inch', 2.54); QUERY: insert into rtest_comp values ('p1', 'm', 5.0); QUERY: insert into rtest_comp values ('p2', 'm', 3.0); QUERY: insert into rtest_comp values ('p3', 'cm', 5.0); QUERY: insert into rtest_comp values ('p4', 'cm', 15.0); QUERY: insert into rtest_comp values ('p5', 'inch', 7.0); QUERY: insert into rtest_comp values ('p6', 'inch', 4.4); QUERY: select * from rtest_vcomp order by part; part|size_in_cm ----+---------- p1 | 500 p2 | 300 p3 | 5 p4 | 15 p5 | 17.78 p6 | 11.176 (6 rows) QUERY: select * from rtest_vcomp where size_in_cm > 10.0 order by size_in_cm using >; part|size_in_cm ----+---------- p1 | 500 p2 | 300 p5 | 17.78 p4 | 15 p6 | 11.176 (5 rows) QUERY: CREATE TABLE shoe_data ( shoename char(10), sh_avail integer, slcolor char(10), slminlen float, slmaxlen float, slunit char(8) ); QUERY: CREATE TABLE shoelace_data ( sl_name char(10), sl_avail integer, sl_color char(10), sl_len float, sl_unit char(8) ); QUERY: CREATE TABLE unit ( un_name char(8), un_fact float ); QUERY: CREATE VIEW shoe AS SELECT sh.shoename, sh.sh_avail, sh.slcolor, sh.slminlen, sh.slminlen * un.un_fact AS slminlen_cm, sh.slmaxlen, sh.slmaxlen * un.un_fact AS slmaxlen_cm, sh.slunit FROM shoe_data sh, unit un WHERE sh.slunit = un.un_name; QUERY: CREATE VIEW shoelace AS SELECT s.sl_name, s.sl_avail, s.sl_color, s.sl_len, s.sl_unit, s.sl_len * u.un_fact AS sl_len_cm FROM shoelace_data s, unit u WHERE s.sl_unit = u.un_name; QUERY: CREATE VIEW shoe_ready AS SELECT rsh.shoename, rsh.sh_avail, rsl.sl_name, rsl.sl_avail, int4smaller(rsh.sh_avail, rsl.sl_avail) AS total_avail FROM shoe rsh, shoelace rsl WHERE rsl.sl_color = rsh.slcolor AND rsl.sl_len_cm >= rsh.slminlen_cm AND rsl.sl_len_cm <= rsh.slmaxlen_cm; QUERY: INSERT INTO unit VALUES ('cm', 1.0); QUERY: INSERT INTO unit VALUES ('m', 100.0); QUERY: INSERT INTO unit VALUES ('inch', 2.54); QUERY: INSERT INTO shoe_data VALUES ('sh1', 2, 'black', 70.0, 90.0, 'cm'); QUERY: INSERT INTO shoe_data VALUES ('sh2', 0, 'black', 30.0, 40.0, 'inch'); QUERY: INSERT INTO shoe_data VALUES ('sh3', 4, 'brown', 50.0, 65.0, 'cm'); QUERY: INSERT INTO shoe_data VALUES ('sh4', 3, 'brown', 40.0, 50.0, 'inch'); QUERY: INSERT INTO shoelace_data VALUES ('sl1', 5, 'black', 80.0, 'cm'); QUERY: INSERT INTO shoelace_data VALUES ('sl2', 6, 'black', 100.0, 'cm'); QUERY: INSERT INTO shoelace_data VALUES ('sl3', 0, 'black', 35.0 , 'inch'); QUERY: INSERT INTO shoelace_data VALUES ('sl4', 8, 'black', 40.0 , 'inch'); QUERY: INSERT INTO shoelace_data VALUES ('sl5', 4, 'brown', 1.0 , 'm'); QUERY: INSERT INTO shoelace_data VALUES ('sl6', 0, 'brown', 0.9 , 'm'); QUERY: INSERT INTO shoelace_data VALUES ('sl7', 7, 'brown', 60 , 'cm'); QUERY: INSERT INTO shoelace_data VALUES ('sl8', 1, 'brown', 40 , 'inch'); QUERY: SELECT * FROM shoelace ORDER BY sl_name; sl_name |sl_avail|sl_color |sl_len|sl_unit |sl_len_cm ----------+--------+----------+------+--------+--------- sl1 | 5|black | 80|cm | 80 sl2 | 6|black | 100|cm | 100 sl3 | 0|black | 35|inch | 88.9 sl4 | 8|black | 40|inch | 101.6 sl5 | 4|brown | 1|m | 100 sl6 | 0|brown | 0.9|m | 90 sl7 | 7|brown | 60|cm | 60 sl8 | 1|brown | 40|inch | 101.6 (8 rows) QUERY: SELECT * FROM shoe_ready WHERE total_avail >= 2; shoename |sh_avail|sl_name |sl_avail|total_avail ----------+--------+----------+--------+----------- sh1 | 2|sl1 | 5| 2 sh3 | 4|sl7 | 7| 4 (2 rows) QUERY: CREATE TABLE shoelace_log ( sl_name char(10), sl_avail integer, log_who name, log_when datetime ); QUERY: CREATE RULE log_shoelace AS ON UPDATE TO shoelace_data WHERE NEW.sl_avail != OLD.sl_avail DO INSERT INTO shoelace_log VALUES ( NEW.sl_name, NEW.sl_avail, 'Al Bundy', 'epoch'::text ); QUERY: UPDATE shoelace_data SET sl_avail = 6 WHERE sl_name = 'sl7'; QUERY: SELECT * FROM shoelace_log; sl_name |sl_avail|log_who |log_when ----------+--------+--------+-------- sl7 | 6|Al Bundy|epoch (1 row) QUERY: CREATE RULE shoelace_ins AS ON INSERT TO shoelace DO INSTEAD INSERT INTO shoelace_data VALUES ( NEW.sl_name, NEW.sl_avail, NEW.sl_color, NEW.sl_len, NEW.sl_unit); QUERY: CREATE RULE shoelace_upd AS ON UPDATE TO shoelace DO INSTEAD UPDATE shoelace_data SET sl_name = NEW.sl_name, sl_avail = NEW.sl_avail, sl_color = NEW.sl_color, sl_len = NEW.sl_len, sl_unit = NEW.sl_unit WHERE sl_name = OLD.sl_name; QUERY: CREATE RULE shoelace_del AS ON DELETE TO shoelace DO INSTEAD DELETE FROM shoelace_data WHERE sl_name = OLD.sl_name; QUERY: CREATE TABLE shoelace_arrive ( arr_name char(10), arr_quant integer ); QUERY: CREATE TABLE shoelace_ok ( ok_name char(10), ok_quant integer ); QUERY: CREATE RULE shoelace_ok_ins AS ON INSERT TO shoelace_ok DO INSTEAD UPDATE shoelace SET sl_avail = sl_avail + NEW.ok_quant WHERE sl_name = NEW.ok_name; QUERY: INSERT INTO shoelace_arrive VALUES ('sl3', 10); QUERY: INSERT INTO shoelace_arrive VALUES ('sl6', 20); QUERY: INSERT INTO shoelace_arrive VALUES ('sl8', 20); QUERY: SELECT * FROM shoelace ORDER BY sl_name; sl_name |sl_avail|sl_color |sl_len|sl_unit |sl_len_cm ----------+--------+----------+------+--------+--------- sl1 | 5|black | 80|cm | 80 sl2 | 6|black | 100|cm | 100 sl3 | 0|black | 35|inch | 88.9 sl4 | 8|black | 40|inch | 101.6 sl5 | 4|brown | 1|m | 100 sl6 | 0|brown | 0.9|m | 90 sl7 | 6|brown | 60|cm | 60 sl8 | 1|brown | 40|inch | 101.6 (8 rows) QUERY: insert into shoelace_ok select * from shoelace_arrive; QUERY: SELECT * FROM shoelace ORDER BY sl_name; sl_name |sl_avail|sl_color |sl_len|sl_unit |sl_len_cm ----------+--------+----------+------+--------+--------- sl1 | 5|black | 80|cm | 80 sl2 | 6|black | 100|cm | 100 sl3 | 10|black | 35|inch | 88.9 sl4 | 8|black | 40|inch | 101.6 sl5 | 4|brown | 1|m | 100 sl6 | 20|brown | 0.9|m | 90 sl7 | 6|brown | 60|cm | 60 sl8 | 21|brown | 40|inch | 101.6 (8 rows) QUERY: SELECT * FROM shoelace_log ORDER BY sl_name; sl_name |sl_avail|log_who |log_when ----------+--------+--------+-------- sl3 | 10|Al Bundy|epoch sl6 | 20|Al Bundy|epoch sl7 | 6|Al Bundy|epoch sl8 | 21|Al Bundy|epoch (4 rows) QUERY: CREATE VIEW shoelace_obsolete AS SELECT * FROM shoelace WHERE NOT EXISTS (SELECT shoename FROM shoe WHERE slcolor = sl_color); QUERY: CREATE VIEW shoelace_candelete AS SELECT * FROM shoelace_obsolete WHERE sl_avail = 0; QUERY: insert into shoelace values ('sl9', 0, 'pink', 35.0, 'inch', 0.0); QUERY: insert into shoelace values ('sl10', 1000, 'magenta', 40.0, 'inch', 0.0); QUERY: SELECT * FROM shoelace_obsolete; sl_name |sl_avail|sl_color |sl_len|sl_unit |sl_len_cm ----------+--------+----------+------+--------+--------- sl9 | 0|pink | 35|inch | 88.9 sl10 | 1000|magenta | 40|inch | 101.6 (2 rows) QUERY: SELECT * FROM shoelace_candelete; sl_name |sl_avail|sl_color |sl_len|sl_unit |sl_len_cm ----------+--------+----------+------+--------+--------- sl9 | 0|pink | 35|inch | 88.9 (1 row) QUERY: DELETE FROM shoelace WHERE EXISTS (SELECT * FROM shoelace_candelete WHERE sl_name = shoelace.sl_name); QUERY: SELECT * FROM shoelace ORDER BY sl_name; sl_name |sl_avail|sl_color |sl_len|sl_unit |sl_len_cm ----------+--------+----------+------+--------+--------- sl1 | 5|black | 80|cm | 80 sl10 | 1000|magenta | 40|inch | 101.6 sl2 | 6|black | 100|cm | 100 sl3 | 10|black | 35|inch | 88.9 sl4 | 8|black | 40|inch | 101.6 sl5 | 4|brown | 1|m | 100 sl6 | 20|brown | 0.9|m | 90 sl7 | 6|brown | 60|cm | 60 sl8 | 21|brown | 40|inch | 101.6 (9 rows) QUERY: SELECT viewname, definition FROM pg_views ORDER BY viewname; viewname |definition ------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iexit |SELECT ih.name, ih.thepath, interpt_pp(ih.thepath, r.thepath) AS exit FROM ihighway ih, ramp r WHERE (ih.thepath ## r.thepath); pg_indexes |SELECT c.relname AS tablename, i.relname AS indexname, pg_get_indexdef(x.indexrelid) AS indexdef FROM pg_index x, pg_class c, pg_class i WHERE ((c.oid = x.indrelid) AND (i.oid = x.indexrelid)); pg_rules |SELECT c.relname AS tablename, r.rulename, pg_get_ruledef(r.rulename) AS definition FROM pg_rewrite r, pg_class c WHERE ((r.rulename !~ '^_RET'::text) AND (c.oid = r.ev_class)); pg_tables |SELECT c.relname AS tablename, pg_get_userbyid(c.relowner) AS tableowner, c.relhasindex AS hasindexes, c.relhasrules AS hasrules, (c.reltriggers > 0) AS hastriggers FROM pg_class c WHERE (((c.relkind = 'r'::"char") OR (c.relkind = 's'::"char")) AND (NOT (EXISTS (SELECT pg_rewrite.rulename FROM pg_rewrite WHERE ((pg_rewrite.ev_class = c.oid) AND (pg_rewrite.ev_type = '1'::"char")))))); pg_user |SELECT pg_shadow.usename, pg_shadow.usesysid, pg_shadow.usecreatedb, pg_shadow.usetrace, pg_shadow.usesuper, pg_shadow.usecatupd, '********'::text AS passwd, pg_shadow.valuntil FROM pg_shadow; pg_views |SELECT c.relname AS viewname, pg_get_userbyid(c.relowner) AS viewowner, pg_get_viewdef(c.relname) AS definition FROM pg_class c WHERE (c.relhasrules AND (EXISTS (SELECT r.rulename FROM pg_rewrite r WHERE ((r.ev_class = c.oid) AND (r.ev_type = '1'::"char"))))); rtest_v1 |SELECT rtest_t1.a, rtest_t1.b FROM rtest_t1; rtest_vcomp |SELECT x.part, (x.size * y.factor) AS size_in_cm FROM rtest_comp x, rtest_unitfact y WHERE (x.unit = y.unit); rtest_vview1 |SELECT x.a, x.b FROM rtest_view1 x WHERE (0 < (SELECT count(*) AS count FROM rtest_view2 y WHERE (y.a = x.a))); rtest_vview2 |SELECT rtest_view1.a, rtest_view1.b FROM rtest_view1 WHERE rtest_view1.v; rtest_vview3 |SELECT x.a, x.b FROM rtest_vview2 x WHERE (0 < (SELECT count(*) AS count FROM rtest_view2 y WHERE (y.a = x.a))); rtest_vview4 |SELECT x.a, x.b, count(y.a) AS refcount FROM rtest_view1 x, rtest_view2 y WHERE (x.a = y.a) GROUP BY x.a, x.b; rtest_vview5 |SELECT rtest_view1.a, rtest_view1.b, rtest_viewfunc1(rtest_view1.a) AS refcount FROM rtest_view1; shoe |SELECT sh.shoename, sh.sh_avail, sh.slcolor, sh.slminlen, (sh.slminlen * un.un_fact) AS slminlen_cm, sh.slmaxlen, (sh.slmaxlen * un.un_fact) AS slmaxlen_cm, sh.slunit FROM shoe_data sh, unit un WHERE (sh.slunit = un.un_name); shoe_ready |SELECT rsh.shoename, rsh.sh_avail, rsl.sl_name, rsl.sl_avail, int4smaller(rsh.sh_avail, rsl.sl_avail) AS total_avail FROM shoe rsh, shoelace rsl WHERE (((rsl.sl_color = rsh.slcolor) AND (rsl.sl_len_cm >= rsh.slminlen_cm)) AND (rsl.sl_len_cm <= rsh.slmaxlen_cm)); shoelace |SELECT s.sl_name, s.sl_avail, s.sl_color, s.sl_len, s.sl_unit, (s.sl_len * u.un_fact) AS sl_len_cm FROM shoelace_data s, unit u WHERE (s.sl_unit = u.un_name); shoelace_candelete|SELECT shoelace_obsolete.sl_name, shoelace_obsolete.sl_avail, shoelace_obsolete.sl_color, shoelace_obsolete.sl_len, shoelace_obsolete.sl_unit, shoelace_obsolete.sl_len_cm FROM shoelace_obsolete WHERE (shoelace_obsolete.sl_avail = 0); shoelace_obsolete |SELECT shoelace.sl_name, shoelace.sl_avail, shoelace.sl_color, shoelace.sl_len, shoelace.sl_unit, shoelace.sl_len_cm FROM shoelace WHERE (NOT (EXISTS (SELECT shoe.shoename FROM shoe WHERE (shoe.slcolor = shoelace.sl_color)))); street |SELECT r.name, r.thepath, c.cname FROM road r, real_city c WHERE (c.outline ## r.thepath); toyemp |SELECT emp.name, emp.age, emp."location", (12 * emp.salary) AS annualsal FROM emp; (20 rows) QUERY: SELECT tablename, rulename, definition FROM pg_rules ORDER BY tablename, rulename; tablename |rulename |definition -------------+---------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ rtest_emp |rtest_emp_del |CREATE RULE rtest_emp_del AS ON DELETE TO rtest_emp DO INSERT INTO rtest_emplog (ename, who, "action", newsal, oldsal) VALUES (old.ename, getpgusername(), 'fired'::bpchar, '$0.00'::money, old.salary); rtest_emp |rtest_emp_ins |CREATE RULE rtest_emp_ins AS ON INSERT TO rtest_emp DO INSERT INTO rtest_emplog (ename, who, "action", newsal, oldsal) VALUES (new.ename, getpgusername(), 'hired'::bpchar, new.salary, '$0.00'::money); rtest_emp |rtest_emp_upd |CREATE RULE rtest_emp_upd AS ON UPDATE TO rtest_emp WHERE (new.salary <> old.salary) DO INSERT INTO rtest_emplog (ename, who, "action", newsal, oldsal) VALUES (new.ename, getpgusername(), 'honored'::bpchar, new.salary, old.salary); rtest_nothn1 |rtest_nothn_r1 |CREATE RULE rtest_nothn_r1 AS ON INSERT TO rtest_nothn1 WHERE ((new.a >= 10) AND (new.a < 20)) DO INSTEAD SELECT 1; rtest_nothn1 |rtest_nothn_r2 |CREATE RULE rtest_nothn_r2 AS ON INSERT TO rtest_nothn1 WHERE ((new.a >= 30) AND (new.a < 40)) DO INSTEAD NOTHING; rtest_nothn2 |rtest_nothn_r3 |CREATE RULE rtest_nothn_r3 AS ON INSERT TO rtest_nothn2 WHERE (new.a >= 100) DO INSTEAD INSERT INTO rtest_nothn3 (a, b) VALUES (new.a, new.b); rtest_nothn2 |rtest_nothn_r4 |CREATE RULE rtest_nothn_r4 AS ON INSERT TO rtest_nothn2 DO INSTEAD NOTHING; rtest_order1 |rtest_order_r1 |CREATE RULE rtest_order_r1 AS ON INSERT TO rtest_order1 DO INSTEAD INSERT INTO rtest_order2 (a, b, c) VALUES (new.a, nextval('rtest_seq'::text), 'rule 1 - this should run 3rd or 4th'::text); rtest_order1 |rtest_order_r2 |CREATE RULE rtest_order_r2 AS ON INSERT TO rtest_order1 DO INSERT INTO rtest_order2 (a, b, c) VALUES (new.a, nextval('rtest_seq'::text), 'rule 2 - this should run 1st'::text); rtest_order1 |rtest_order_r3 |CREATE RULE rtest_order_r3 AS ON INSERT TO rtest_order1 DO INSTEAD INSERT INTO rtest_order2 (a, b, c) VALUES (new.a, nextval('rtest_seq'::text), 'rule 3 - this should run 3rd or 4th'::text); rtest_order1 |rtest_order_r4 |CREATE RULE rtest_order_r4 AS ON INSERT TO rtest_order1 WHERE (rtest_order2.a < 100) DO INSTEAD INSERT INTO rtest_order2 (a, b, c) VALUES (new.a, nextval('rtest_seq'::text), 'rule 4 - this should run 2nd'::text); rtest_person |rtest_pers_del |CREATE RULE rtest_pers_del AS ON DELETE TO rtest_person DO DELETE FROM rtest_admin WHERE (rtest_admin.pname = old.pname); rtest_person |rtest_pers_upd |CREATE RULE rtest_pers_upd AS ON UPDATE TO rtest_person DO UPDATE rtest_admin SET pname = new.pname WHERE (rtest_admin.pname = old.pname); rtest_system |rtest_sys_del |CREATE RULE rtest_sys_del AS ON DELETE TO rtest_system DO (DELETE FROM rtest_interface WHERE (rtest_interface.sysname = old.sysname); DELETE FROM rtest_admin WHERE (rtest_admin.sysname = old.sysname); ); rtest_system |rtest_sys_upd |CREATE RULE rtest_sys_upd AS ON UPDATE TO rtest_system DO (UPDATE rtest_interface SET sysname = new.sysname WHERE (rtest_interface.sysname = old.sysname); UPDATE rtest_admin SET sysname = new.sysname WHERE (rtest_admin.sysname = old.sysname); ); rtest_t4 |rtest_t4_ins1 |CREATE RULE rtest_t4_ins1 AS ON INSERT TO rtest_t4 WHERE ((new.a >= 10) AND (new.a < 20)) DO INSTEAD INSERT INTO rtest_t5 (a, b) VALUES (new.a, new.b); rtest_t4 |rtest_t4_ins2 |CREATE RULE rtest_t4_ins2 AS ON INSERT TO rtest_t4 WHERE ((new.a >= 20) AND (new.a < 30)) DO INSERT INTO rtest_t6 (a, b) VALUES (new.a, new.b); rtest_t5 |rtest_t5_ins |CREATE RULE rtest_t5_ins AS ON INSERT TO rtest_t5 WHERE (new.a > 15) DO INSERT INTO rtest_t7 (a, b) VALUES (new.a, new.b); rtest_t6 |rtest_t6_ins |CREATE RULE rtest_t6_ins AS ON INSERT TO rtest_t6 WHERE (new.a > 25) DO INSTEAD INSERT INTO rtest_t8 (a, b) VALUES (new.a, new.b); rtest_v1 |rtest_v1_del |CREATE RULE rtest_v1_del AS ON DELETE TO rtest_v1 DO INSTEAD DELETE FROM rtest_t1 WHERE (rtest_t1.a = old.a); rtest_v1 |rtest_v1_ins |CREATE RULE rtest_v1_ins AS ON INSERT TO rtest_v1 DO INSTEAD INSERT INTO rtest_t1 (a, b) VALUES (new.a, new.b); rtest_v1 |rtest_v1_upd |CREATE RULE rtest_v1_upd AS ON UPDATE TO rtest_v1 DO INSTEAD UPDATE rtest_t1 SET a = new.a, b = new.b WHERE (rtest_t1.a = old.a); shoelace |shoelace_del |CREATE RULE shoelace_del AS ON DELETE TO shoelace DO INSTEAD DELETE FROM shoelace_data WHERE (shoelace_data.sl_name = old.sl_name); shoelace |shoelace_ins |CREATE RULE shoelace_ins AS ON INSERT TO shoelace DO INSTEAD INSERT INTO shoelace_data (sl_name, sl_avail, sl_color, sl_len, sl_unit) VALUES (new.sl_name, new.sl_avail, new.sl_color, new.sl_len, new.sl_unit); shoelace |shoelace_upd |CREATE RULE shoelace_upd AS ON UPDATE TO shoelace DO INSTEAD UPDATE shoelace_data SET sl_name = new.sl_name, sl_avail = new.sl_avail, sl_color = new.sl_color, sl_len = new.sl_len, sl_unit = new.sl_unit WHERE (shoelace_data.sl_name = old.sl_name); shoelace_data|log_shoelace |CREATE RULE log_shoelace AS ON UPDATE TO shoelace_data WHERE (new.sl_avail <> old.sl_avail) DO INSERT INTO shoelace_log (sl_name, sl_avail, log_who, log_when) VALUES (new.sl_name, new.sl_avail, 'Al Bundy'::name, datetime('epoch'::text)); shoelace_ok |shoelace_ok_ins|CREATE RULE shoelace_ok_ins AS ON INSERT TO shoelace_ok DO INSTEAD UPDATE shoelace SET sl_avail = (shoelace.sl_avail + new.ok_quant) WHERE (shoelace.sl_name = new.ok_name); (27 rows)