1568 lines
79 KiB
Plaintext
1568 lines
79 KiB
Plaintext
--
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-- RULES
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-- From Jan's original setup_ruletest.sql and run_ruletest.sql
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-- - thomas 1998-09-13
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--
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--
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-- Tables and rules for the view test
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--
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create table rtest_t1 (a int4, b int4);
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create table rtest_t2 (a int4, b int4);
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create table rtest_t3 (a int4, b int4);
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create view rtest_v1 as select * from rtest_t1;
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create rule rtest_v1_ins as on insert to rtest_v1 do instead
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insert into rtest_t1 values (new.a, new.b);
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create rule rtest_v1_upd as on update to rtest_v1 do instead
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update rtest_t1 set a = new.a, b = new.b
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where a = old.a;
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create rule rtest_v1_del as on delete to rtest_v1 do instead
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delete from rtest_t1 where a = old.a;
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-- Test comments
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COMMENT ON RULE rtest_v1_bad ON rtest_v1 IS 'bad rule';
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ERROR: rule "rtest_v1_bad" for relation "rtest_v1" does not exist
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COMMENT ON RULE rtest_v1_del ON rtest_v1 IS 'delete rule';
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COMMENT ON RULE rtest_v1_del ON rtest_v1 IS NULL;
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--
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-- Tables and rules for the constraint update/delete test
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--
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-- Note:
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-- Now that we have multiple action rule support, we check
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-- both possible syntaxes to define them (The last action
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-- can but must not have a semicolon at the end).
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--
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create table rtest_system (sysname text, sysdesc text);
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create table rtest_interface (sysname text, ifname text);
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create table rtest_person (pname text, pdesc text);
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create table rtest_admin (pname text, sysname text);
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create rule rtest_sys_upd as on update to rtest_system do also (
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update rtest_interface set sysname = new.sysname
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where sysname = old.sysname;
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update rtest_admin set sysname = new.sysname
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where sysname = old.sysname
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);
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create rule rtest_sys_del as on delete to rtest_system do also (
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delete from rtest_interface where sysname = old.sysname;
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delete from rtest_admin where sysname = old.sysname;
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);
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create rule rtest_pers_upd as on update to rtest_person do also
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update rtest_admin set pname = new.pname where pname = old.pname;
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create rule rtest_pers_del as on delete to rtest_person do also
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delete from rtest_admin where pname = old.pname;
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--
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-- Tables and rules for the logging test
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--
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create table rtest_emp (ename char(20), salary money);
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create table rtest_emplog (ename char(20), who name, action char(10), newsal money, oldsal money);
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create table rtest_empmass (ename char(20), salary money);
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create rule rtest_emp_ins as on insert to rtest_emp do
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insert into rtest_emplog values (new.ename, current_user,
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'hired', new.salary, '0.00');
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create rule rtest_emp_upd as on update to rtest_emp where new.salary != old.salary do
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insert into rtest_emplog values (new.ename, current_user,
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'honored', new.salary, old.salary);
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create rule rtest_emp_del as on delete to rtest_emp do
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insert into rtest_emplog values (old.ename, current_user,
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'fired', '0.00', old.salary);
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--
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-- Tables and rules for the multiple cascaded qualified instead
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-- rule test
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--
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create table rtest_t4 (a int4, b text);
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create table rtest_t5 (a int4, b text);
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create table rtest_t6 (a int4, b text);
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create table rtest_t7 (a int4, b text);
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create table rtest_t8 (a int4, b text);
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create table rtest_t9 (a int4, b text);
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create rule rtest_t4_ins1 as on insert to rtest_t4
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where new.a >= 10 and new.a < 20 do instead
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insert into rtest_t5 values (new.a, new.b);
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create rule rtest_t4_ins2 as on insert to rtest_t4
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where new.a >= 20 and new.a < 30 do
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insert into rtest_t6 values (new.a, new.b);
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create rule rtest_t5_ins as on insert to rtest_t5
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where new.a > 15 do
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insert into rtest_t7 values (new.a, new.b);
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create rule rtest_t6_ins as on insert to rtest_t6
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where new.a > 25 do instead
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insert into rtest_t8 values (new.a, new.b);
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--
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-- Tables and rules for the rule fire order test
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--
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-- As of PG 7.3, the rules should fire in order by name, regardless
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-- of INSTEAD attributes or creation order.
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--
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create table rtest_order1 (a int4);
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create table rtest_order2 (a int4, b int4, c text);
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create sequence rtest_seq;
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create rule rtest_order_r3 as on insert to rtest_order1 do instead
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insert into rtest_order2 values (new.a, nextval('rtest_seq'),
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'rule 3 - this should run 3rd');
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create rule rtest_order_r4 as on insert to rtest_order1
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where a < 100 do instead
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insert into rtest_order2 values (new.a, nextval('rtest_seq'),
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'rule 4 - this should run 4th');
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create rule rtest_order_r2 as on insert to rtest_order1 do
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insert into rtest_order2 values (new.a, nextval('rtest_seq'),
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'rule 2 - this should run 2nd');
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create rule rtest_order_r1 as on insert to rtest_order1 do instead
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insert into rtest_order2 values (new.a, nextval('rtest_seq'),
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'rule 1 - this should run 1st');
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--
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-- Tables and rules for the instead nothing test
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--
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create table rtest_nothn1 (a int4, b text);
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create table rtest_nothn2 (a int4, b text);
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create table rtest_nothn3 (a int4, b text);
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create table rtest_nothn4 (a int4, b text);
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create rule rtest_nothn_r1 as on insert to rtest_nothn1
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where new.a >= 10 and new.a < 20 do instead nothing;
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create rule rtest_nothn_r2 as on insert to rtest_nothn1
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where new.a >= 30 and new.a < 40 do instead nothing;
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create rule rtest_nothn_r3 as on insert to rtest_nothn2
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where new.a >= 100 do instead
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insert into rtest_nothn3 values (new.a, new.b);
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create rule rtest_nothn_r4 as on insert to rtest_nothn2
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do instead nothing;
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--
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-- Tests on a view that is select * of a table
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-- and has insert/update/delete instead rules to
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-- behave close like the real table.
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--
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--
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-- We need test date later
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--
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insert into rtest_t2 values (1, 21);
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insert into rtest_t2 values (2, 22);
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insert into rtest_t2 values (3, 23);
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insert into rtest_t3 values (1, 31);
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insert into rtest_t3 values (2, 32);
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insert into rtest_t3 values (3, 33);
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insert into rtest_t3 values (4, 34);
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insert into rtest_t3 values (5, 35);
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-- insert values
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insert into rtest_v1 values (1, 11);
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insert into rtest_v1 values (2, 12);
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select * from rtest_v1;
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a | b
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---+----
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1 | 11
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2 | 12
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(2 rows)
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-- delete with constant expression
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delete from rtest_v1 where a = 1;
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select * from rtest_v1;
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a | b
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---+----
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2 | 12
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(1 row)
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insert into rtest_v1 values (1, 11);
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delete from rtest_v1 where b = 12;
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select * from rtest_v1;
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a | b
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---+----
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1 | 11
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(1 row)
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insert into rtest_v1 values (2, 12);
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insert into rtest_v1 values (2, 13);
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select * from rtest_v1;
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a | b
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---+----
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1 | 11
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2 | 12
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2 | 13
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(3 rows)
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** Remember the delete rule on rtest_v1: It says
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** DO INSTEAD DELETE FROM rtest_t1 WHERE a = old.a
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** So this time both rows with a = 2 must get deleted
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\p
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** Remember the delete rule on rtest_v1: It says
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** DO INSTEAD DELETE FROM rtest_t1 WHERE a = old.a
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** So this time both rows with a = 2 must get deleted
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\r
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delete from rtest_v1 where b = 12;
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select * from rtest_v1;
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a | b
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---+----
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1 | 11
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(1 row)
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delete from rtest_v1;
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-- insert select
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insert into rtest_v1 select * from rtest_t2;
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select * from rtest_v1;
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a | b
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---+----
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1 | 21
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2 | 22
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3 | 23
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(3 rows)
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delete from rtest_v1;
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-- same with swapped targetlist
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insert into rtest_v1 (b, a) select b, a from rtest_t2;
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select * from rtest_v1;
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a | b
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---+----
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1 | 21
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2 | 22
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3 | 23
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(3 rows)
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-- now with only one target attribute
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insert into rtest_v1 (a) select a from rtest_t3;
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select * from rtest_v1;
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a | b
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---+----
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1 | 21
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2 | 22
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3 | 23
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1 |
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2 |
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3 |
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4 |
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5 |
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(8 rows)
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select * from rtest_v1 where b isnull;
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a | b
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---+---
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1 |
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2 |
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3 |
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4 |
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5 |
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(5 rows)
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-- let attribute a differ (must be done on rtest_t1 - see above)
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update rtest_t1 set a = a + 10 where b isnull;
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delete from rtest_v1 where b isnull;
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select * from rtest_v1;
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a | b
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---+----
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1 | 21
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2 | 22
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3 | 23
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(3 rows)
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-- now updates with constant expression
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update rtest_v1 set b = 42 where a = 2;
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select * from rtest_v1;
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a | b
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---+----
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1 | 21
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3 | 23
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2 | 42
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(3 rows)
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update rtest_v1 set b = 99 where b = 42;
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select * from rtest_v1;
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a | b
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---+----
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1 | 21
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3 | 23
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2 | 99
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(3 rows)
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update rtest_v1 set b = 88 where b < 50;
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select * from rtest_v1;
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a | b
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---+----
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2 | 99
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1 | 88
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3 | 88
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(3 rows)
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delete from rtest_v1;
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insert into rtest_v1 select rtest_t2.a, rtest_t3.b
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from rtest_t2, rtest_t3
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where rtest_t2.a = rtest_t3.a;
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select * from rtest_v1;
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a | b
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---+----
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1 | 31
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2 | 32
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3 | 33
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(3 rows)
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-- updates in a mergejoin
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update rtest_v1 set b = rtest_t2.b from rtest_t2 where rtest_v1.a = rtest_t2.a;
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select * from rtest_v1;
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a | b
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---+----
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1 | 21
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2 | 22
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3 | 23
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(3 rows)
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insert into rtest_v1 select * from rtest_t3;
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select * from rtest_v1;
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a | b
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---+----
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1 | 21
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2 | 22
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3 | 23
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1 | 31
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2 | 32
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3 | 33
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4 | 34
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5 | 35
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(8 rows)
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update rtest_t1 set a = a + 10 where b > 30;
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select * from rtest_v1;
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a | b
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----+----
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1 | 21
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2 | 22
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3 | 23
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11 | 31
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12 | 32
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13 | 33
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14 | 34
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15 | 35
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(8 rows)
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update rtest_v1 set a = rtest_t3.a + 20 from rtest_t3 where rtest_v1.b = rtest_t3.b;
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select * from rtest_v1;
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a | b
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----+----
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1 | 21
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2 | 22
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3 | 23
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21 | 31
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22 | 32
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23 | 33
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24 | 34
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25 | 35
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(8 rows)
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--
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-- Test for constraint updates/deletes
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--
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insert into rtest_system values ('orion', 'Linux Jan Wieck');
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insert into rtest_system values ('notjw', 'WinNT Jan Wieck (notebook)');
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insert into rtest_system values ('neptun', 'Fileserver');
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insert into rtest_interface values ('orion', 'eth0');
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insert into rtest_interface values ('orion', 'eth1');
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insert into rtest_interface values ('notjw', 'eth0');
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insert into rtest_interface values ('neptun', 'eth0');
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insert into rtest_person values ('jw', 'Jan Wieck');
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insert into rtest_person values ('bm', 'Bruce Momjian');
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insert into rtest_admin values ('jw', 'orion');
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insert into rtest_admin values ('jw', 'notjw');
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insert into rtest_admin values ('bm', 'neptun');
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update rtest_system set sysname = 'pluto' where sysname = 'neptun';
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select * from rtest_interface;
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sysname | ifname
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---------+--------
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orion | eth0
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orion | eth1
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notjw | eth0
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pluto | eth0
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(4 rows)
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select * from rtest_admin;
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pname | sysname
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-------+---------
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jw | orion
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jw | notjw
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bm | pluto
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(3 rows)
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update rtest_person set pname = 'jwieck' where pdesc = 'Jan Wieck';
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-- Note: use ORDER BY here to ensure consistent output across all systems.
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-- The above UPDATE affects two rows with equal keys, so they could be
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-- updated in either order depending on the whim of the local qsort().
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select * from rtest_admin order by pname, sysname;
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pname | sysname
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--------+---------
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bm | pluto
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jwieck | notjw
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jwieck | orion
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(3 rows)
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delete from rtest_system where sysname = 'orion';
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select * from rtest_interface;
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sysname | ifname
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---------+--------
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notjw | eth0
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pluto | eth0
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(2 rows)
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select * from rtest_admin;
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pname | sysname
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--------+---------
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bm | pluto
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jwieck | notjw
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(2 rows)
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--
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-- Rule qualification test
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--
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insert into rtest_emp values ('wiecc', '5000.00');
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insert into rtest_emp values ('gates', '80000.00');
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update rtest_emp set ename = 'wiecx' where ename = 'wiecc';
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update rtest_emp set ename = 'wieck', salary = '6000.00' where ename = 'wiecx';
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update rtest_emp set salary = '7000.00' where ename = 'wieck';
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delete from rtest_emp where ename = 'gates';
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select ename, who = current_user as "matches user", action, newsal, oldsal from rtest_emplog order by ename, action, newsal;
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ename | matches user | action | newsal | oldsal
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----------------------+--------------+------------+------------+------------
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gates | t | fired | $0.00 | $80,000.00
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gates | t | hired | $80,000.00 | $0.00
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wiecc | t | hired | $5,000.00 | $0.00
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wieck | t | honored | $6,000.00 | $5,000.00
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wieck | t | honored | $7,000.00 | $6,000.00
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(5 rows)
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insert into rtest_empmass values ('meyer', '4000.00');
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insert into rtest_empmass values ('maier', '5000.00');
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insert into rtest_empmass values ('mayr', '6000.00');
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insert into rtest_emp select * from rtest_empmass;
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select ename, who = current_user as "matches user", action, newsal, oldsal from rtest_emplog order by ename, action, newsal;
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ename | matches user | action | newsal | oldsal
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----------------------+--------------+------------+------------+------------
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gates | t | fired | $0.00 | $80,000.00
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gates | t | hired | $80,000.00 | $0.00
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maier | t | hired | $5,000.00 | $0.00
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mayr | t | hired | $6,000.00 | $0.00
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meyer | t | hired | $4,000.00 | $0.00
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wiecc | t | hired | $5,000.00 | $0.00
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wieck | t | honored | $6,000.00 | $5,000.00
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wieck | t | honored | $7,000.00 | $6,000.00
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(8 rows)
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update rtest_empmass set salary = salary + '1000.00';
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update rtest_emp set salary = rtest_empmass.salary from rtest_empmass where rtest_emp.ename = rtest_empmass.ename;
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select ename, who = current_user as "matches user", action, newsal, oldsal from rtest_emplog order by ename, action, newsal;
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ename | matches user | action | newsal | oldsal
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----------------------+--------------+------------+------------+------------
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gates | t | fired | $0.00 | $80,000.00
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gates | t | hired | $80,000.00 | $0.00
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maier | t | hired | $5,000.00 | $0.00
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maier | t | honored | $6,000.00 | $5,000.00
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mayr | t | hired | $6,000.00 | $0.00
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mayr | t | honored | $7,000.00 | $6,000.00
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meyer | t | hired | $4,000.00 | $0.00
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meyer | t | honored | $5,000.00 | $4,000.00
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wiecc | t | hired | $5,000.00 | $0.00
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wieck | t | honored | $6,000.00 | $5,000.00
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wieck | t | honored | $7,000.00 | $6,000.00
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(11 rows)
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delete from rtest_emp using rtest_empmass where rtest_emp.ename = rtest_empmass.ename;
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select ename, who = current_user as "matches user", action, newsal, oldsal from rtest_emplog order by ename, action, newsal;
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ename | matches user | action | newsal | oldsal
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----------------------+--------------+------------+------------+------------
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gates | t | fired | $0.00 | $80,000.00
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gates | t | hired | $80,000.00 | $0.00
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maier | t | fired | $0.00 | $6,000.00
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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
|
|
wiecc | 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)
|
|
|
|
--
|
|
-- Multiple cascaded qualified instead rule test
|
|
--
|
|
insert into rtest_t4 values (1, 'Record should go to rtest_t4');
|
|
insert into rtest_t4 values (2, 'Record should go to rtest_t4');
|
|
insert into rtest_t4 values (10, 'Record should go to rtest_t5');
|
|
insert into rtest_t4 values (15, 'Record should go to rtest_t5');
|
|
insert into rtest_t4 values (19, 'Record should go to rtest_t5 and t7');
|
|
insert into rtest_t4 values (20, 'Record should go to rtest_t4 and t6');
|
|
insert into rtest_t4 values (26, 'Record should go to rtest_t4 and t8');
|
|
insert into rtest_t4 values (28, 'Record should go to rtest_t4 and t8');
|
|
insert into rtest_t4 values (30, 'Record should go to rtest_t4');
|
|
insert into rtest_t4 values (40, 'Record should go to rtest_t4');
|
|
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)
|
|
|
|
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)
|
|
|
|
select * from rtest_t6;
|
|
a | b
|
|
----+-------------------------------------
|
|
20 | Record should go to rtest_t4 and t6
|
|
(1 row)
|
|
|
|
select * from rtest_t7;
|
|
a | b
|
|
----+-------------------------------------
|
|
19 | Record should go to rtest_t5 and t7
|
|
(1 row)
|
|
|
|
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)
|
|
|
|
delete from rtest_t4;
|
|
delete from rtest_t5;
|
|
delete from rtest_t6;
|
|
delete from rtest_t7;
|
|
delete from rtest_t8;
|
|
insert into rtest_t9 values (1, 'Record should go to rtest_t4');
|
|
insert into rtest_t9 values (2, 'Record should go to rtest_t4');
|
|
insert into rtest_t9 values (10, 'Record should go to rtest_t5');
|
|
insert into rtest_t9 values (15, 'Record should go to rtest_t5');
|
|
insert into rtest_t9 values (19, 'Record should go to rtest_t5 and t7');
|
|
insert into rtest_t9 values (20, 'Record should go to rtest_t4 and t6');
|
|
insert into rtest_t9 values (26, 'Record should go to rtest_t4 and t8');
|
|
insert into rtest_t9 values (28, 'Record should go to rtest_t4 and t8');
|
|
insert into rtest_t9 values (30, 'Record should go to rtest_t4');
|
|
insert into rtest_t9 values (40, 'Record should go to rtest_t4');
|
|
insert into rtest_t4 select * from rtest_t9 where a < 20;
|
|
select * from rtest_t4;
|
|
a | b
|
|
---+------------------------------
|
|
1 | Record should go to rtest_t4
|
|
2 | Record should go to rtest_t4
|
|
(2 rows)
|
|
|
|
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)
|
|
|
|
select * from rtest_t6;
|
|
a | b
|
|
---+---
|
|
(0 rows)
|
|
|
|
select * from rtest_t7;
|
|
a | b
|
|
----+-------------------------------------
|
|
19 | Record should go to rtest_t5 and t7
|
|
(1 row)
|
|
|
|
select * from rtest_t8;
|
|
a | b
|
|
---+---
|
|
(0 rows)
|
|
|
|
insert into rtest_t4 select * from rtest_t9 where b ~ 'and t8';
|
|
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)
|
|
|
|
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)
|
|
|
|
select * from rtest_t6;
|
|
a | b
|
|
---+---
|
|
(0 rows)
|
|
|
|
select * from rtest_t7;
|
|
a | b
|
|
----+-------------------------------------
|
|
19 | Record should go to rtest_t5 and t7
|
|
(1 row)
|
|
|
|
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)
|
|
|
|
insert into rtest_t4 select a + 1, b from rtest_t9 where a in (20, 30, 40);
|
|
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)
|
|
|
|
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)
|
|
|
|
select * from rtest_t6;
|
|
a | b
|
|
----+-------------------------------------
|
|
21 | Record should go to rtest_t4 and t6
|
|
(1 row)
|
|
|
|
select * from rtest_t7;
|
|
a | b
|
|
----+-------------------------------------
|
|
19 | Record should go to rtest_t5 and t7
|
|
(1 row)
|
|
|
|
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)
|
|
|
|
--
|
|
-- Check that the ordering of rules fired is correct
|
|
--
|
|
insert into rtest_order1 values (1);
|
|
select * from rtest_order2;
|
|
a | b | c
|
|
---+---+------------------------------
|
|
1 | 1 | rule 1 - this should run 1st
|
|
1 | 2 | rule 2 - this should run 2nd
|
|
1 | 3 | rule 3 - this should run 3rd
|
|
1 | 4 | rule 4 - this should run 4th
|
|
(4 rows)
|
|
|
|
--
|
|
-- Check if instead nothing w/without qualification works
|
|
--
|
|
insert into rtest_nothn1 values (1, 'want this');
|
|
insert into rtest_nothn1 values (2, 'want this');
|
|
insert into rtest_nothn1 values (10, 'don''t want this');
|
|
insert into rtest_nothn1 values (19, 'don''t want this');
|
|
insert into rtest_nothn1 values (20, 'want this');
|
|
insert into rtest_nothn1 values (29, 'want this');
|
|
insert into rtest_nothn1 values (30, 'don''t want this');
|
|
insert into rtest_nothn1 values (39, 'don''t want this');
|
|
insert into rtest_nothn1 values (40, 'want this');
|
|
insert into rtest_nothn1 values (50, 'want this');
|
|
insert into rtest_nothn1 values (60, 'want this');
|
|
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)
|
|
|
|
insert into rtest_nothn2 values (10, 'too small');
|
|
insert into rtest_nothn2 values (50, 'too small');
|
|
insert into rtest_nothn2 values (100, 'OK');
|
|
insert into rtest_nothn2 values (200, 'OK');
|
|
select * from rtest_nothn2;
|
|
a | b
|
|
---+---
|
|
(0 rows)
|
|
|
|
select * from rtest_nothn3;
|
|
a | b
|
|
-----+----
|
|
100 | OK
|
|
200 | OK
|
|
(2 rows)
|
|
|
|
delete from rtest_nothn1;
|
|
delete from rtest_nothn2;
|
|
delete from rtest_nothn3;
|
|
insert into rtest_nothn4 values (1, 'want this');
|
|
insert into rtest_nothn4 values (2, 'want this');
|
|
insert into rtest_nothn4 values (10, 'don''t want this');
|
|
insert into rtest_nothn4 values (19, 'don''t want this');
|
|
insert into rtest_nothn4 values (20, 'want this');
|
|
insert into rtest_nothn4 values (29, 'want this');
|
|
insert into rtest_nothn4 values (30, 'don''t want this');
|
|
insert into rtest_nothn4 values (39, 'don''t want this');
|
|
insert into rtest_nothn4 values (40, 'want this');
|
|
insert into rtest_nothn4 values (50, 'want this');
|
|
insert into rtest_nothn4 values (60, 'want this');
|
|
insert into rtest_nothn1 select * from rtest_nothn4;
|
|
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)
|
|
|
|
delete from rtest_nothn4;
|
|
insert into rtest_nothn4 values (10, 'too small');
|
|
insert into rtest_nothn4 values (50, 'too small');
|
|
insert into rtest_nothn4 values (100, 'OK');
|
|
insert into rtest_nothn4 values (200, 'OK');
|
|
insert into rtest_nothn2 select * from rtest_nothn4;
|
|
select * from rtest_nothn2;
|
|
a | b
|
|
---+---
|
|
(0 rows)
|
|
|
|
select * from rtest_nothn3;
|
|
a | b
|
|
-----+----
|
|
100 | OK
|
|
200 | OK
|
|
(2 rows)
|
|
|
|
create table rtest_view1 (a int4, b text, v bool);
|
|
create table rtest_view2 (a int4);
|
|
create table rtest_view3 (a int4, b text);
|
|
create table rtest_view4 (a int4, b text, c int4);
|
|
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);
|
|
create view rtest_vview2 as select a, b from rtest_view1 where v;
|
|
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);
|
|
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;
|
|
create function rtest_viewfunc1(int4) returns int4 as
|
|
'select count(*)::int4 from rtest_view2 where a = $1'
|
|
language sql;
|
|
create view rtest_vview5 as select a, b, rtest_viewfunc1(a) as refcount
|
|
from rtest_view1;
|
|
insert into rtest_view1 values (1, 'item 1', 't');
|
|
insert into rtest_view1 values (2, 'item 2', 't');
|
|
insert into rtest_view1 values (3, 'item 3', 't');
|
|
insert into rtest_view1 values (4, 'item 4', 'f');
|
|
insert into rtest_view1 values (5, 'item 5', 't');
|
|
insert into rtest_view1 values (6, 'item 6', 'f');
|
|
insert into rtest_view1 values (7, 'item 7', 't');
|
|
insert into rtest_view1 values (8, 'item 8', 't');
|
|
insert into rtest_view2 values (2);
|
|
insert into rtest_view2 values (2);
|
|
insert into rtest_view2 values (4);
|
|
insert into rtest_view2 values (5);
|
|
insert into rtest_view2 values (7);
|
|
insert into rtest_view2 values (7);
|
|
insert into rtest_view2 values (7);
|
|
insert into rtest_view2 values (7);
|
|
select * from rtest_vview1;
|
|
a | b
|
|
---+--------
|
|
2 | item 2
|
|
4 | item 4
|
|
5 | item 5
|
|
7 | item 7
|
|
(4 rows)
|
|
|
|
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)
|
|
|
|
select * from rtest_vview3;
|
|
a | b
|
|
---+--------
|
|
2 | item 2
|
|
5 | item 5
|
|
7 | item 7
|
|
(3 rows)
|
|
|
|
select * from rtest_vview4 order by a, b;
|
|
a | b | refcount
|
|
---+--------+----------
|
|
2 | item 2 | 2
|
|
4 | item 4 | 1
|
|
5 | item 5 | 1
|
|
7 | item 7 | 4
|
|
(4 rows)
|
|
|
|
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)
|
|
|
|
insert into rtest_view3 select * from rtest_vview1 where a < 7;
|
|
select * from rtest_view3;
|
|
a | b
|
|
---+--------
|
|
2 | item 2
|
|
4 | item 4
|
|
5 | item 5
|
|
(3 rows)
|
|
|
|
delete from rtest_view3;
|
|
insert into rtest_view3 select * from rtest_vview2 where a != 5 and b !~ '2';
|
|
select * from rtest_view3;
|
|
a | b
|
|
---+--------
|
|
1 | item 1
|
|
3 | item 3
|
|
7 | item 7
|
|
8 | item 8
|
|
(4 rows)
|
|
|
|
delete from rtest_view3;
|
|
insert into rtest_view3 select * from rtest_vview3;
|
|
select * from rtest_view3;
|
|
a | b
|
|
---+--------
|
|
2 | item 2
|
|
5 | item 5
|
|
7 | item 7
|
|
(3 rows)
|
|
|
|
delete from rtest_view3;
|
|
insert into rtest_view4 select * from rtest_vview4 where 3 > refcount;
|
|
select * from rtest_view4 order by a, b;
|
|
a | b | c
|
|
---+--------+---
|
|
2 | item 2 | 2
|
|
4 | item 4 | 1
|
|
5 | item 5 | 1
|
|
(3 rows)
|
|
|
|
delete from rtest_view4;
|
|
insert into rtest_view4 select * from rtest_vview5 where a > 2 and refcount = 0;
|
|
select * from rtest_view4;
|
|
a | b | c
|
|
---+--------+---
|
|
3 | item 3 | 0
|
|
6 | item 6 | 0
|
|
8 | item 8 | 0
|
|
(3 rows)
|
|
|
|
delete from rtest_view4;
|
|
--
|
|
-- Test for computations in views
|
|
--
|
|
create table rtest_comp (
|
|
part text,
|
|
unit char(4),
|
|
size float
|
|
);
|
|
create table rtest_unitfact (
|
|
unit char(4),
|
|
factor float
|
|
);
|
|
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;
|
|
insert into rtest_unitfact values ('m', 100.0);
|
|
insert into rtest_unitfact values ('cm', 1.0);
|
|
insert into rtest_unitfact values ('inch', 2.54);
|
|
insert into rtest_comp values ('p1', 'm', 5.0);
|
|
insert into rtest_comp values ('p2', 'm', 3.0);
|
|
insert into rtest_comp values ('p3', 'cm', 5.0);
|
|
insert into rtest_comp values ('p4', 'cm', 15.0);
|
|
insert into rtest_comp values ('p5', 'inch', 7.0);
|
|
insert into rtest_comp values ('p6', 'inch', 4.4);
|
|
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)
|
|
|
|
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)
|
|
|
|
--
|
|
-- In addition run the (slightly modified) queries from the
|
|
-- programmers manual section on the rule system.
|
|
--
|
|
CREATE TABLE shoe_data (
|
|
shoename char(10), -- primary key
|
|
sh_avail integer, -- available # of pairs
|
|
slcolor char(10), -- preferred shoelace color
|
|
slminlen float, -- miminum shoelace length
|
|
slmaxlen float, -- maximum shoelace length
|
|
slunit char(8) -- length unit
|
|
);
|
|
CREATE TABLE shoelace_data (
|
|
sl_name char(10), -- primary key
|
|
sl_avail integer, -- available # of pairs
|
|
sl_color char(10), -- shoelace color
|
|
sl_len float, -- shoelace length
|
|
sl_unit char(8) -- length unit
|
|
);
|
|
CREATE TABLE unit (
|
|
un_name char(8), -- the primary key
|
|
un_fact float -- factor to transform to cm
|
|
);
|
|
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;
|
|
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;
|
|
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;
|
|
INSERT INTO unit VALUES ('cm', 1.0);
|
|
INSERT INTO unit VALUES ('m', 100.0);
|
|
INSERT INTO unit VALUES ('inch', 2.54);
|
|
INSERT INTO shoe_data VALUES ('sh1', 2, 'black', 70.0, 90.0, 'cm');
|
|
INSERT INTO shoe_data VALUES ('sh2', 0, 'black', 30.0, 40.0, 'inch');
|
|
INSERT INTO shoe_data VALUES ('sh3', 4, 'brown', 50.0, 65.0, 'cm');
|
|
INSERT INTO shoe_data VALUES ('sh4', 3, 'brown', 40.0, 50.0, 'inch');
|
|
INSERT INTO shoelace_data VALUES ('sl1', 5, 'black', 80.0, 'cm');
|
|
INSERT INTO shoelace_data VALUES ('sl2', 6, 'black', 100.0, 'cm');
|
|
INSERT INTO shoelace_data VALUES ('sl3', 0, 'black', 35.0 , 'inch');
|
|
INSERT INTO shoelace_data VALUES ('sl4', 8, 'black', 40.0 , 'inch');
|
|
INSERT INTO shoelace_data VALUES ('sl5', 4, 'brown', 1.0 , 'm');
|
|
INSERT INTO shoelace_data VALUES ('sl6', 0, 'brown', 0.9 , 'm');
|
|
INSERT INTO shoelace_data VALUES ('sl7', 7, 'brown', 60 , 'cm');
|
|
INSERT INTO shoelace_data VALUES ('sl8', 1, 'brown', 40 , 'inch');
|
|
-- SELECTs in doc
|
|
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)
|
|
|
|
SELECT * FROM shoe_ready WHERE total_avail >= 2 ORDER BY 1;
|
|
shoename | sh_avail | sl_name | sl_avail | total_avail
|
|
------------+----------+------------+----------+-------------
|
|
sh1 | 2 | sl1 | 5 | 2
|
|
sh3 | 4 | sl7 | 7 | 4
|
|
(2 rows)
|
|
|
|
CREATE TABLE shoelace_log (
|
|
sl_name char(10), -- shoelace changed
|
|
sl_avail integer, -- new available value
|
|
log_who name, -- who did it
|
|
log_when timestamp -- when
|
|
);
|
|
-- Want "log_who" to be CURRENT_USER,
|
|
-- but that is non-portable for the regression test
|
|
-- - thomas 1999-02-21
|
|
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'
|
|
);
|
|
UPDATE shoelace_data SET sl_avail = 6 WHERE sl_name = 'sl7';
|
|
SELECT * FROM shoelace_log;
|
|
sl_name | sl_avail | log_who | log_when
|
|
------------+----------+----------+--------------------------
|
|
sl7 | 6 | Al Bundy | Thu Jan 01 00:00:00 1970
|
|
(1 row)
|
|
|
|
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);
|
|
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;
|
|
CREATE RULE shoelace_del AS ON DELETE TO shoelace
|
|
DO INSTEAD
|
|
DELETE FROM shoelace_data
|
|
WHERE sl_name = OLD.sl_name;
|
|
CREATE TABLE shoelace_arrive (
|
|
arr_name char(10),
|
|
arr_quant integer
|
|
);
|
|
CREATE TABLE shoelace_ok (
|
|
ok_name char(10),
|
|
ok_quant integer
|
|
);
|
|
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;
|
|
INSERT INTO shoelace_arrive VALUES ('sl3', 10);
|
|
INSERT INTO shoelace_arrive VALUES ('sl6', 20);
|
|
INSERT INTO shoelace_arrive VALUES ('sl8', 20);
|
|
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)
|
|
|
|
insert into shoelace_ok select * from shoelace_arrive;
|
|
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)
|
|
|
|
SELECT * FROM shoelace_log ORDER BY sl_name;
|
|
sl_name | sl_avail | log_who | log_when
|
|
------------+----------+----------+--------------------------
|
|
sl3 | 10 | Al Bundy | Thu Jan 01 00:00:00 1970
|
|
sl6 | 20 | Al Bundy | Thu Jan 01 00:00:00 1970
|
|
sl7 | 6 | Al Bundy | Thu Jan 01 00:00:00 1970
|
|
sl8 | 21 | Al Bundy | Thu Jan 01 00:00:00 1970
|
|
(4 rows)
|
|
|
|
CREATE VIEW shoelace_obsolete AS
|
|
SELECT * FROM shoelace WHERE NOT EXISTS
|
|
(SELECT shoename FROM shoe WHERE slcolor = sl_color);
|
|
CREATE VIEW shoelace_candelete AS
|
|
SELECT * FROM shoelace_obsolete WHERE sl_avail = 0;
|
|
insert into shoelace values ('sl9', 0, 'pink', 35.0, 'inch', 0.0);
|
|
insert into shoelace values ('sl10', 1000, 'magenta', 40.0, 'inch', 0.0);
|
|
SELECT * FROM shoelace_obsolete ORDER BY sl_len_cm;
|
|
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)
|
|
|
|
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)
|
|
|
|
DELETE FROM shoelace WHERE EXISTS
|
|
(SELECT * FROM shoelace_candelete
|
|
WHERE sl_name = shoelace.sl_name);
|
|
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)
|
|
|
|
SELECT * FROM shoe ORDER BY shoename;
|
|
shoename | sh_avail | slcolor | slminlen | slminlen_cm | slmaxlen | slmaxlen_cm | slunit
|
|
------------+----------+------------+----------+-------------+----------+-------------+----------
|
|
sh1 | 2 | black | 70 | 70 | 90 | 90 | cm
|
|
sh2 | 0 | black | 30 | 76.2 | 40 | 101.6 | inch
|
|
sh3 | 4 | brown | 50 | 50 | 65 | 65 | cm
|
|
sh4 | 3 | brown | 40 | 101.6 | 50 | 127 | inch
|
|
(4 rows)
|
|
|
|
SELECT count(*) FROM shoe;
|
|
count
|
|
-------
|
|
4
|
|
(1 row)
|
|
|
|
--
|
|
-- Simple test of qualified ON INSERT ... this did not work in 7.0 ...
|
|
--
|
|
create table foo (f1 int);
|
|
create table foo2 (f1 int);
|
|
create rule foorule as on insert to foo where f1 < 100
|
|
do instead nothing;
|
|
insert into foo values(1);
|
|
insert into foo values(1001);
|
|
select * from foo;
|
|
f1
|
|
------
|
|
1001
|
|
(1 row)
|
|
|
|
drop rule foorule on foo;
|
|
-- this should fail because f1 is not exposed for unqualified reference:
|
|
create rule foorule as on insert to foo where f1 < 100
|
|
do instead insert into foo2 values (f1);
|
|
ERROR: column "f1" does not exist
|
|
LINE 2: do instead insert into foo2 values (f1);
|
|
^
|
|
-- this is the correct way:
|
|
create rule foorule as on insert to foo where f1 < 100
|
|
do instead insert into foo2 values (new.f1);
|
|
insert into foo values(2);
|
|
insert into foo values(100);
|
|
select * from foo;
|
|
f1
|
|
------
|
|
1001
|
|
100
|
|
(2 rows)
|
|
|
|
select * from foo2;
|
|
f1
|
|
----
|
|
2
|
|
(1 row)
|
|
|
|
drop rule foorule on foo;
|
|
drop table foo;
|
|
drop table foo2;
|
|
--
|
|
-- Test rules containing INSERT ... SELECT, which is a very ugly special
|
|
-- case as of 7.1. Example is based on bug report from Joel Burton.
|
|
--
|
|
create table pparent (pid int, txt text);
|
|
insert into pparent values (1,'parent1');
|
|
insert into pparent values (2,'parent2');
|
|
create table cchild (pid int, descrip text);
|
|
insert into cchild values (1,'descrip1');
|
|
create view vview as
|
|
select pparent.pid, txt, descrip from
|
|
pparent left join cchild using (pid);
|
|
create rule rrule as
|
|
on update to vview do instead
|
|
(
|
|
insert into cchild (pid, descrip)
|
|
select old.pid, new.descrip where old.descrip isnull;
|
|
update cchild set descrip = new.descrip where cchild.pid = old.pid;
|
|
);
|
|
select * from vview;
|
|
pid | txt | descrip
|
|
-----+---------+----------
|
|
1 | parent1 | descrip1
|
|
2 | parent2 |
|
|
(2 rows)
|
|
|
|
update vview set descrip='test1' where pid=1;
|
|
select * from vview;
|
|
pid | txt | descrip
|
|
-----+---------+---------
|
|
1 | parent1 | test1
|
|
2 | parent2 |
|
|
(2 rows)
|
|
|
|
update vview set descrip='test2' where pid=2;
|
|
select * from vview;
|
|
pid | txt | descrip
|
|
-----+---------+---------
|
|
1 | parent1 | test1
|
|
2 | parent2 | test2
|
|
(2 rows)
|
|
|
|
update vview set descrip='test3' where pid=3;
|
|
select * from vview;
|
|
pid | txt | descrip
|
|
-----+---------+---------
|
|
1 | parent1 | test1
|
|
2 | parent2 | test2
|
|
(2 rows)
|
|
|
|
select * from cchild;
|
|
pid | descrip
|
|
-----+---------
|
|
1 | test1
|
|
2 | test2
|
|
(2 rows)
|
|
|
|
drop rule rrule on vview;
|
|
drop view vview;
|
|
drop table pparent;
|
|
drop table cchild;
|
|
--
|
|
-- Check that ruleutils are working
|
|
--
|
|
SELECT viewname, definition FROM pg_views WHERE schemaname <> 'information_schema' 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_cursors | SELECT c.name, c.statement, c.is_holdable, c.is_binary, c.is_scrollable, c.creation_time FROM pg_cursor() c(name, statement, is_holdable, is_binary, is_scrollable, creation_time);
|
|
pg_group | SELECT pg_authid.rolname AS groname, pg_authid.oid AS grosysid, ARRAY(SELECT pg_auth_members.member FROM pg_auth_members WHERE (pg_auth_members.roleid = pg_authid.oid)) AS grolist FROM pg_authid WHERE (NOT pg_authid.rolcanlogin);
|
|
pg_indexes | SELECT n.nspname AS schemaname, c.relname AS tablename, i.relname AS indexname, t.spcname AS tablespace, pg_get_indexdef(i.oid) AS indexdef FROM ((((pg_index x JOIN pg_class c ON ((c.oid = x.indrelid))) JOIN pg_class i ON ((i.oid = x.indexrelid))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) LEFT JOIN pg_tablespace t ON ((t.oid = i.reltablespace))) WHERE ((c.relkind = 'r'::"char") AND (i.relkind = 'i'::"char"));
|
|
pg_locks | SELECT l.locktype, l.database, l.relation, l.page, l.tuple, l.virtualxid, l.transactionid, l.classid, l.objid, l.objsubid, l.virtualtransaction, l.pid, l.mode, l.granted FROM pg_lock_status() l(locktype, database, relation, page, tuple, virtualxid, transactionid, classid, objid, objsubid, virtualtransaction, pid, mode, granted);
|
|
pg_prepared_statements | SELECT p.name, p.statement, p.prepare_time, p.parameter_types, p.from_sql FROM pg_prepared_statement() p(name, statement, prepare_time, parameter_types, from_sql);
|
|
pg_prepared_xacts | SELECT p.transaction, p.gid, p.prepared, u.rolname AS owner, d.datname AS database FROM ((pg_prepared_xact() p(transaction, gid, prepared, ownerid, dbid) LEFT JOIN pg_authid u ON ((p.ownerid = u.oid))) LEFT JOIN pg_database d ON ((p.dbid = d.oid)));
|
|
pg_roles | SELECT pg_authid.rolname, pg_authid.rolsuper, pg_authid.rolinherit, pg_authid.rolcreaterole, pg_authid.rolcreatedb, pg_authid.rolcatupdate, pg_authid.rolcanlogin, pg_authid.rolconnlimit, '********'::text AS rolpassword, pg_authid.rolvaliduntil, s.setconfig AS rolconfig, pg_authid.oid FROM (pg_authid LEFT JOIN pg_db_role_setting s ON (((pg_authid.oid = s.setrole) AND (s.setdatabase = (0)::oid))));
|
|
pg_rules | SELECT n.nspname AS schemaname, c.relname AS tablename, r.rulename, pg_get_ruledef(r.oid) AS definition FROM ((pg_rewrite r JOIN pg_class c ON ((c.oid = r.ev_class))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (r.rulename <> '_RETURN'::name);
|
|
pg_settings | SELECT a.name, a.setting, a.unit, a.category, a.short_desc, a.extra_desc, a.context, a.vartype, a.source, a.min_val, a.max_val, a.enumvals, a.boot_val, a.reset_val, a.sourcefile, a.sourceline FROM pg_show_all_settings() a(name, setting, unit, category, short_desc, extra_desc, context, vartype, source, min_val, max_val, enumvals, boot_val, reset_val, sourcefile, sourceline);
|
|
pg_shadow | SELECT pg_authid.rolname AS usename, pg_authid.oid AS usesysid, pg_authid.rolcreatedb AS usecreatedb, pg_authid.rolsuper AS usesuper, pg_authid.rolcatupdate AS usecatupd, pg_authid.rolpassword AS passwd, (pg_authid.rolvaliduntil)::abstime AS valuntil, s.setconfig AS useconfig FROM (pg_authid LEFT JOIN pg_db_role_setting s ON (((pg_authid.oid = s.setrole) AND (s.setdatabase = (0)::oid)))) WHERE pg_authid.rolcanlogin;
|
|
pg_stat_activity | SELECT s.datid, d.datname, s.procpid, s.usesysid, u.rolname AS usename, s.application_name, s.client_addr, s.client_port, s.backend_start, s.xact_start, s.query_start, s.waiting, s.current_query FROM pg_database d, pg_stat_get_activity(NULL::integer) s(datid, procpid, usesysid, application_name, current_query, waiting, xact_start, query_start, backend_start, client_addr, client_port), pg_authid u WHERE ((s.datid = d.oid) AND (s.usesysid = u.oid));
|
|
pg_stat_all_indexes | SELECT c.oid AS relid, i.oid AS indexrelid, n.nspname AS schemaname, c.relname, i.relname AS indexrelname, pg_stat_get_numscans(i.oid) AS idx_scan, pg_stat_get_tuples_returned(i.oid) AS idx_tup_read, pg_stat_get_tuples_fetched(i.oid) AS idx_tup_fetch FROM (((pg_class c JOIN pg_index x ON ((c.oid = x.indrelid))) JOIN pg_class i ON ((i.oid = x.indexrelid))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char"]));
|
|
pg_stat_all_tables | SELECT c.oid AS relid, n.nspname AS schemaname, c.relname, pg_stat_get_numscans(c.oid) AS seq_scan, pg_stat_get_tuples_returned(c.oid) AS seq_tup_read, (sum(pg_stat_get_numscans(i.indexrelid)))::bigint AS idx_scan, ((sum(pg_stat_get_tuples_fetched(i.indexrelid)))::bigint + pg_stat_get_tuples_fetched(c.oid)) AS idx_tup_fetch, pg_stat_get_tuples_inserted(c.oid) AS n_tup_ins, pg_stat_get_tuples_updated(c.oid) AS n_tup_upd, pg_stat_get_tuples_deleted(c.oid) AS n_tup_del, pg_stat_get_tuples_hot_updated(c.oid) AS n_tup_hot_upd, pg_stat_get_live_tuples(c.oid) AS n_live_tup, pg_stat_get_dead_tuples(c.oid) AS n_dead_tup, pg_stat_get_last_vacuum_time(c.oid) AS last_vacuum, pg_stat_get_last_autovacuum_time(c.oid) AS last_autovacuum, pg_stat_get_last_analyze_time(c.oid) AS last_analyze, pg_stat_get_last_autoanalyze_time(c.oid) AS last_autoanalyze, pg_stat_get_vacuum_count(c.oid) AS vacuum_count, pg_stat_get_autovacuum_count(c.oid) AS autovacuum_count, pg_stat_get_analyze_count(c.oid) AS analyze_count, pg_stat_get_autoanalyze_count(c.oid) AS autoanalyze_count FROM ((pg_class c LEFT JOIN pg_index i ON ((c.oid = i.indrelid))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char"])) GROUP BY c.oid, n.nspname, c.relname;
|
|
pg_stat_bgwriter | SELECT pg_stat_get_bgwriter_timed_checkpoints() AS checkpoints_timed, pg_stat_get_bgwriter_requested_checkpoints() AS checkpoints_req, pg_stat_get_bgwriter_buf_written_checkpoints() AS buffers_checkpoint, pg_stat_get_bgwriter_buf_written_clean() AS buffers_clean, pg_stat_get_bgwriter_maxwritten_clean() AS maxwritten_clean, pg_stat_get_buf_written_backend() AS buffers_backend, pg_stat_get_buf_alloc() AS buffers_alloc;
|
|
pg_stat_database | SELECT d.oid AS datid, d.datname, pg_stat_get_db_numbackends(d.oid) AS numbackends, pg_stat_get_db_xact_commit(d.oid) AS xact_commit, pg_stat_get_db_xact_rollback(d.oid) AS xact_rollback, (pg_stat_get_db_blocks_fetched(d.oid) - pg_stat_get_db_blocks_hit(d.oid)) AS blks_read, pg_stat_get_db_blocks_hit(d.oid) AS blks_hit, pg_stat_get_db_tuples_returned(d.oid) AS tup_returned, pg_stat_get_db_tuples_fetched(d.oid) AS tup_fetched, pg_stat_get_db_tuples_inserted(d.oid) AS tup_inserted, pg_stat_get_db_tuples_updated(d.oid) AS tup_updated, pg_stat_get_db_tuples_deleted(d.oid) AS tup_deleted FROM pg_database d;
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pg_stat_sys_indexes | SELECT pg_stat_all_indexes.relid, pg_stat_all_indexes.indexrelid, pg_stat_all_indexes.schemaname, pg_stat_all_indexes.relname, pg_stat_all_indexes.indexrelname, pg_stat_all_indexes.idx_scan, pg_stat_all_indexes.idx_tup_read, pg_stat_all_indexes.idx_tup_fetch FROM pg_stat_all_indexes WHERE ((pg_stat_all_indexes.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_stat_all_indexes.schemaname ~ '^pg_toast'::text));
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pg_stat_sys_tables | SELECT pg_stat_all_tables.relid, pg_stat_all_tables.schemaname, pg_stat_all_tables.relname, pg_stat_all_tables.seq_scan, pg_stat_all_tables.seq_tup_read, pg_stat_all_tables.idx_scan, pg_stat_all_tables.idx_tup_fetch, pg_stat_all_tables.n_tup_ins, pg_stat_all_tables.n_tup_upd, pg_stat_all_tables.n_tup_del, pg_stat_all_tables.n_tup_hot_upd, pg_stat_all_tables.n_live_tup, pg_stat_all_tables.n_dead_tup, pg_stat_all_tables.last_vacuum, pg_stat_all_tables.last_autovacuum, pg_stat_all_tables.last_analyze, pg_stat_all_tables.last_autoanalyze, pg_stat_all_tables.vacuum_count, pg_stat_all_tables.autovacuum_count, pg_stat_all_tables.analyze_count, pg_stat_all_tables.autoanalyze_count FROM pg_stat_all_tables WHERE ((pg_stat_all_tables.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_stat_all_tables.schemaname ~ '^pg_toast'::text));
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pg_stat_user_functions | SELECT p.oid AS funcid, n.nspname AS schemaname, p.proname AS funcname, pg_stat_get_function_calls(p.oid) AS calls, (pg_stat_get_function_time(p.oid) / 1000) AS total_time, (pg_stat_get_function_self_time(p.oid) / 1000) AS self_time FROM (pg_proc p LEFT JOIN pg_namespace n ON ((n.oid = p.pronamespace))) WHERE ((p.prolang <> (12)::oid) AND (pg_stat_get_function_calls(p.oid) IS NOT NULL));
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pg_stat_user_indexes | SELECT pg_stat_all_indexes.relid, pg_stat_all_indexes.indexrelid, pg_stat_all_indexes.schemaname, pg_stat_all_indexes.relname, pg_stat_all_indexes.indexrelname, pg_stat_all_indexes.idx_scan, pg_stat_all_indexes.idx_tup_read, pg_stat_all_indexes.idx_tup_fetch FROM pg_stat_all_indexes WHERE ((pg_stat_all_indexes.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_stat_all_indexes.schemaname !~ '^pg_toast'::text));
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pg_stat_user_tables | SELECT pg_stat_all_tables.relid, pg_stat_all_tables.schemaname, pg_stat_all_tables.relname, pg_stat_all_tables.seq_scan, pg_stat_all_tables.seq_tup_read, pg_stat_all_tables.idx_scan, pg_stat_all_tables.idx_tup_fetch, pg_stat_all_tables.n_tup_ins, pg_stat_all_tables.n_tup_upd, pg_stat_all_tables.n_tup_del, pg_stat_all_tables.n_tup_hot_upd, pg_stat_all_tables.n_live_tup, pg_stat_all_tables.n_dead_tup, pg_stat_all_tables.last_vacuum, pg_stat_all_tables.last_autovacuum, pg_stat_all_tables.last_analyze, pg_stat_all_tables.last_autoanalyze, pg_stat_all_tables.vacuum_count, pg_stat_all_tables.autovacuum_count, pg_stat_all_tables.analyze_count, pg_stat_all_tables.autoanalyze_count FROM pg_stat_all_tables WHERE ((pg_stat_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_stat_all_tables.schemaname !~ '^pg_toast'::text));
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pg_stat_xact_all_tables | SELECT c.oid AS relid, n.nspname AS schemaname, c.relname, pg_stat_get_xact_numscans(c.oid) AS seq_scan, pg_stat_get_xact_tuples_returned(c.oid) AS seq_tup_read, (sum(pg_stat_get_xact_numscans(i.indexrelid)))::bigint AS idx_scan, ((sum(pg_stat_get_xact_tuples_fetched(i.indexrelid)))::bigint + pg_stat_get_xact_tuples_fetched(c.oid)) AS idx_tup_fetch, pg_stat_get_xact_tuples_inserted(c.oid) AS n_tup_ins, pg_stat_get_xact_tuples_updated(c.oid) AS n_tup_upd, pg_stat_get_xact_tuples_deleted(c.oid) AS n_tup_del, pg_stat_get_xact_tuples_hot_updated(c.oid) AS n_tup_hot_upd FROM ((pg_class c LEFT JOIN pg_index i ON ((c.oid = i.indrelid))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char"])) GROUP BY c.oid, n.nspname, c.relname;
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pg_stat_xact_sys_tables | SELECT pg_stat_xact_all_tables.relid, pg_stat_xact_all_tables.schemaname, pg_stat_xact_all_tables.relname, pg_stat_xact_all_tables.seq_scan, pg_stat_xact_all_tables.seq_tup_read, pg_stat_xact_all_tables.idx_scan, pg_stat_xact_all_tables.idx_tup_fetch, pg_stat_xact_all_tables.n_tup_ins, pg_stat_xact_all_tables.n_tup_upd, pg_stat_xact_all_tables.n_tup_del, pg_stat_xact_all_tables.n_tup_hot_upd FROM pg_stat_xact_all_tables WHERE ((pg_stat_xact_all_tables.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_stat_xact_all_tables.schemaname ~ '^pg_toast'::text));
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pg_stat_xact_user_functions | SELECT p.oid AS funcid, n.nspname AS schemaname, p.proname AS funcname, pg_stat_get_xact_function_calls(p.oid) AS calls, (pg_stat_get_xact_function_time(p.oid) / 1000) AS total_time, (pg_stat_get_xact_function_self_time(p.oid) / 1000) AS self_time FROM (pg_proc p LEFT JOIN pg_namespace n ON ((n.oid = p.pronamespace))) WHERE ((p.prolang <> (12)::oid) AND (pg_stat_get_xact_function_calls(p.oid) IS NOT NULL));
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pg_stat_xact_user_tables | SELECT pg_stat_xact_all_tables.relid, pg_stat_xact_all_tables.schemaname, pg_stat_xact_all_tables.relname, pg_stat_xact_all_tables.seq_scan, pg_stat_xact_all_tables.seq_tup_read, pg_stat_xact_all_tables.idx_scan, pg_stat_xact_all_tables.idx_tup_fetch, pg_stat_xact_all_tables.n_tup_ins, pg_stat_xact_all_tables.n_tup_upd, pg_stat_xact_all_tables.n_tup_del, pg_stat_xact_all_tables.n_tup_hot_upd FROM pg_stat_xact_all_tables WHERE ((pg_stat_xact_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_stat_xact_all_tables.schemaname !~ '^pg_toast'::text));
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pg_statio_all_indexes | SELECT c.oid AS relid, i.oid AS indexrelid, n.nspname AS schemaname, c.relname, i.relname AS indexrelname, (pg_stat_get_blocks_fetched(i.oid) - pg_stat_get_blocks_hit(i.oid)) AS idx_blks_read, pg_stat_get_blocks_hit(i.oid) AS idx_blks_hit FROM (((pg_class c JOIN pg_index x ON ((c.oid = x.indrelid))) JOIN pg_class i ON ((i.oid = x.indexrelid))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char"]));
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pg_statio_all_sequences | SELECT c.oid AS relid, n.nspname AS schemaname, c.relname, (pg_stat_get_blocks_fetched(c.oid) - pg_stat_get_blocks_hit(c.oid)) AS blks_read, pg_stat_get_blocks_hit(c.oid) AS blks_hit FROM (pg_class c LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = 'S'::"char");
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pg_statio_all_tables | SELECT c.oid AS relid, n.nspname AS schemaname, c.relname, (pg_stat_get_blocks_fetched(c.oid) - pg_stat_get_blocks_hit(c.oid)) AS heap_blks_read, pg_stat_get_blocks_hit(c.oid) AS heap_blks_hit, (sum((pg_stat_get_blocks_fetched(i.indexrelid) - pg_stat_get_blocks_hit(i.indexrelid))))::bigint AS idx_blks_read, (sum(pg_stat_get_blocks_hit(i.indexrelid)))::bigint AS idx_blks_hit, (pg_stat_get_blocks_fetched(t.oid) - pg_stat_get_blocks_hit(t.oid)) AS toast_blks_read, pg_stat_get_blocks_hit(t.oid) AS toast_blks_hit, (pg_stat_get_blocks_fetched(x.oid) - pg_stat_get_blocks_hit(x.oid)) AS tidx_blks_read, pg_stat_get_blocks_hit(x.oid) AS tidx_blks_hit FROM ((((pg_class c LEFT JOIN pg_index i ON ((c.oid = i.indrelid))) LEFT JOIN pg_class t ON ((c.reltoastrelid = t.oid))) LEFT JOIN pg_class x ON ((t.reltoastidxid = x.oid))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char"])) GROUP BY c.oid, n.nspname, c.relname, t.oid, x.oid;
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pg_statio_sys_indexes | SELECT pg_statio_all_indexes.relid, pg_statio_all_indexes.indexrelid, pg_statio_all_indexes.schemaname, pg_statio_all_indexes.relname, pg_statio_all_indexes.indexrelname, pg_statio_all_indexes.idx_blks_read, pg_statio_all_indexes.idx_blks_hit FROM pg_statio_all_indexes WHERE ((pg_statio_all_indexes.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_statio_all_indexes.schemaname ~ '^pg_toast'::text));
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pg_statio_sys_sequences | SELECT pg_statio_all_sequences.relid, pg_statio_all_sequences.schemaname, pg_statio_all_sequences.relname, pg_statio_all_sequences.blks_read, pg_statio_all_sequences.blks_hit FROM pg_statio_all_sequences WHERE ((pg_statio_all_sequences.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_statio_all_sequences.schemaname ~ '^pg_toast'::text));
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pg_statio_sys_tables | SELECT pg_statio_all_tables.relid, pg_statio_all_tables.schemaname, pg_statio_all_tables.relname, pg_statio_all_tables.heap_blks_read, pg_statio_all_tables.heap_blks_hit, pg_statio_all_tables.idx_blks_read, pg_statio_all_tables.idx_blks_hit, pg_statio_all_tables.toast_blks_read, pg_statio_all_tables.toast_blks_hit, pg_statio_all_tables.tidx_blks_read, pg_statio_all_tables.tidx_blks_hit FROM pg_statio_all_tables WHERE ((pg_statio_all_tables.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_statio_all_tables.schemaname ~ '^pg_toast'::text));
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pg_statio_user_indexes | SELECT pg_statio_all_indexes.relid, pg_statio_all_indexes.indexrelid, pg_statio_all_indexes.schemaname, pg_statio_all_indexes.relname, pg_statio_all_indexes.indexrelname, pg_statio_all_indexes.idx_blks_read, pg_statio_all_indexes.idx_blks_hit FROM pg_statio_all_indexes WHERE ((pg_statio_all_indexes.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_statio_all_indexes.schemaname !~ '^pg_toast'::text));
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pg_statio_user_sequences | SELECT pg_statio_all_sequences.relid, pg_statio_all_sequences.schemaname, pg_statio_all_sequences.relname, pg_statio_all_sequences.blks_read, pg_statio_all_sequences.blks_hit FROM pg_statio_all_sequences WHERE ((pg_statio_all_sequences.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_statio_all_sequences.schemaname !~ '^pg_toast'::text));
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pg_statio_user_tables | SELECT pg_statio_all_tables.relid, pg_statio_all_tables.schemaname, pg_statio_all_tables.relname, pg_statio_all_tables.heap_blks_read, pg_statio_all_tables.heap_blks_hit, pg_statio_all_tables.idx_blks_read, pg_statio_all_tables.idx_blks_hit, pg_statio_all_tables.toast_blks_read, pg_statio_all_tables.toast_blks_hit, pg_statio_all_tables.tidx_blks_read, pg_statio_all_tables.tidx_blks_hit FROM pg_statio_all_tables WHERE ((pg_statio_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_statio_all_tables.schemaname !~ '^pg_toast'::text));
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pg_stats | SELECT n.nspname AS schemaname, c.relname AS tablename, a.attname, s.stainherit AS inherited, s.stanullfrac AS null_frac, s.stawidth AS avg_width, s.stadistinct AS n_distinct, CASE WHEN (s.stakind1 = ANY (ARRAY[1, 4])) THEN s.stavalues1 WHEN (s.stakind2 = ANY (ARRAY[1, 4])) THEN s.stavalues2 WHEN (s.stakind3 = ANY (ARRAY[1, 4])) THEN s.stavalues3 WHEN (s.stakind4 = ANY (ARRAY[1, 4])) THEN s.stavalues4 ELSE NULL::anyarray END AS most_common_vals, CASE WHEN (s.stakind1 = ANY (ARRAY[1, 4])) THEN s.stanumbers1 WHEN (s.stakind2 = ANY (ARRAY[1, 4])) THEN s.stanumbers2 WHEN (s.stakind3 = ANY (ARRAY[1, 4])) THEN s.stanumbers3 WHEN (s.stakind4 = ANY (ARRAY[1, 4])) THEN s.stanumbers4 ELSE NULL::real[] END AS most_common_freqs, CASE WHEN (s.stakind1 = 2) THEN s.stavalues1 WHEN (s.stakind2 = 2) THEN s.stavalues2 WHEN (s.stakind3 = 2) THEN s.stavalues3 WHEN (s.stakind4 = 2) THEN s.stavalues4 ELSE NULL::anyarray END AS histogram_bounds, CASE WHEN (s.stakind1 = 3) THEN s.stanumbers1[1] WHEN (s.stakind2 = 3) THEN s.stanumbers2[1] WHEN (s.stakind3 = 3) THEN s.stanumbers3[1] WHEN (s.stakind4 = 3) THEN s.stanumbers4[1] ELSE NULL::real END AS correlation FROM (((pg_statistic s JOIN pg_class c ON ((c.oid = s.starelid))) JOIN pg_attribute a ON (((c.oid = a.attrelid) AND (a.attnum = s.staattnum)))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE ((NOT a.attisdropped) AND has_column_privilege(c.oid, a.attnum, 'select'::text));
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pg_tables | SELECT n.nspname AS schemaname, c.relname AS tablename, pg_get_userbyid(c.relowner) AS tableowner, t.spcname AS tablespace, c.relhasindex AS hasindexes, c.relhasrules AS hasrules, c.relhastriggers AS hastriggers FROM ((pg_class c LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) LEFT JOIN pg_tablespace t ON ((t.oid = c.reltablespace))) WHERE (c.relkind = 'r'::"char");
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pg_timezone_abbrevs | SELECT pg_timezone_abbrevs.abbrev, pg_timezone_abbrevs.utc_offset, pg_timezone_abbrevs.is_dst FROM pg_timezone_abbrevs() pg_timezone_abbrevs(abbrev, utc_offset, is_dst);
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pg_timezone_names | SELECT pg_timezone_names.name, pg_timezone_names.abbrev, pg_timezone_names.utc_offset, pg_timezone_names.is_dst FROM pg_timezone_names() pg_timezone_names(name, abbrev, utc_offset, is_dst);
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pg_user | SELECT pg_shadow.usename, pg_shadow.usesysid, pg_shadow.usecreatedb, pg_shadow.usesuper, pg_shadow.usecatupd, '********'::text AS passwd, pg_shadow.valuntil, pg_shadow.useconfig FROM pg_shadow;
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pg_user_mappings | SELECT u.oid AS umid, s.oid AS srvid, s.srvname, u.umuser, CASE WHEN (u.umuser = (0)::oid) THEN 'public'::name ELSE a.rolname END AS usename, CASE WHEN (pg_has_role(s.srvowner, 'USAGE'::text) OR has_server_privilege(s.oid, 'USAGE'::text)) THEN u.umoptions ELSE NULL::text[] END AS umoptions FROM ((pg_user_mapping u LEFT JOIN pg_authid a ON ((a.oid = u.umuser))) JOIN pg_foreign_server s ON ((u.umserver = s.oid)));
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pg_views | SELECT n.nspname AS schemaname, c.relname AS viewname, pg_get_userbyid(c.relowner) AS viewowner, pg_get_viewdef(c.oid) AS definition FROM (pg_class c LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = 'v'::"char");
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rtest_v1 | SELECT rtest_t1.a, rtest_t1.b FROM rtest_t1;
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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);
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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)));
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rtest_vview2 | SELECT rtest_view1.a, rtest_view1.b FROM rtest_view1 WHERE rtest_view1.v;
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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)));
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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;
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rtest_vview5 | SELECT rtest_view1.a, rtest_view1.b, rtest_viewfunc1(rtest_view1.a) AS refcount FROM rtest_view1;
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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);
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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));
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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);
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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);
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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))));
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street | SELECT r.name, r.thepath, c.cname FROM ONLY road r, real_city c WHERE (c.outline ## r.thepath);
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toyemp | SELECT emp.name, emp.age, emp.location, (12 * emp.salary) AS annualsal FROM emp;
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(55 rows)
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SELECT tablename, rulename, definition FROM pg_rules
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ORDER BY tablename, rulename;
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tablename | rulename | definition
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---------------+-----------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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pg_settings | pg_settings_n | CREATE RULE pg_settings_n AS ON UPDATE TO pg_settings DO INSTEAD NOTHING;
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pg_settings | pg_settings_u | CREATE RULE pg_settings_u AS ON UPDATE TO pg_settings WHERE (new.name = old.name) DO SELECT set_config(old.name, new.setting, false) AS set_config;
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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, "current_user"(), 'fired'::bpchar, '$0.00'::money, old.salary);
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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, "current_user"(), 'hired'::bpchar, new.salary, '$0.00'::money);
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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, "current_user"(), 'honored'::bpchar, new.salary, old.salary);
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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 NOTHING;
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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;
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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);
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rtest_nothn2 | rtest_nothn_r4 | CREATE RULE rtest_nothn_r4 AS ON INSERT TO rtest_nothn2 DO INSTEAD NOTHING;
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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'::regclass), 'rule 1 - this should run 1st'::text);
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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'::regclass), 'rule 2 - this should run 2nd'::text);
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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'::regclass), 'rule 3 - this should run 3rd'::text);
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rtest_order1 | rtest_order_r4 | CREATE RULE rtest_order_r4 AS ON INSERT TO rtest_order1 WHERE (new.a < 100) DO INSTEAD INSERT INTO rtest_order2 (a, b, c) VALUES (new.a, nextval('rtest_seq'::regclass), 'rule 4 - this should run 4th'::text);
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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);
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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);
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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);
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|
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, 'Thu Jan 01 00:00:00 1970'::timestamp without time zone);
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|
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);
|
|
(29 rows)
|
|
|
|
--
|
|
-- CREATE OR REPLACE RULE
|
|
--
|
|
CREATE TABLE ruletest_tbl (a int, b int);
|
|
CREATE TABLE ruletest_tbl2 (a int, b int);
|
|
CREATE OR REPLACE RULE myrule AS ON INSERT TO ruletest_tbl
|
|
DO INSTEAD INSERT INTO ruletest_tbl2 VALUES (10, 10);
|
|
INSERT INTO ruletest_tbl VALUES (99, 99);
|
|
CREATE OR REPLACE RULE myrule AS ON INSERT TO ruletest_tbl
|
|
DO INSTEAD INSERT INTO ruletest_tbl2 VALUES (1000, 1000);
|
|
INSERT INTO ruletest_tbl VALUES (99, 99);
|
|
SELECT * FROM ruletest_tbl2;
|
|
a | b
|
|
------+------
|
|
10 | 10
|
|
1000 | 1000
|
|
(2 rows)
|
|
|
|
-- Check that rewrite rules splitting one INSERT into multiple
|
|
-- conditional statements does not disable FK checking.
|
|
create table rule_and_refint_t1 (
|
|
id1a integer,
|
|
id1b integer,
|
|
|
|
primary key (id1a, id1b)
|
|
);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "rule_and_refint_t1_pkey" for table "rule_and_refint_t1"
|
|
create table rule_and_refint_t2 (
|
|
id2a integer,
|
|
id2c integer,
|
|
|
|
primary key (id2a, id2c)
|
|
);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "rule_and_refint_t2_pkey" for table "rule_and_refint_t2"
|
|
create table rule_and_refint_t3 (
|
|
id3a integer,
|
|
id3b integer,
|
|
id3c integer,
|
|
data text,
|
|
primary key (id3a, id3b, id3c),
|
|
foreign key (id3a, id3b) references rule_and_refint_t1 (id1a, id1b),
|
|
foreign key (id3a, id3c) references rule_and_refint_t2 (id2a, id2c)
|
|
);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "rule_and_refint_t3_pkey" for table "rule_and_refint_t3"
|
|
insert into rule_and_refint_t1 values (1, 11);
|
|
insert into rule_and_refint_t1 values (1, 12);
|
|
insert into rule_and_refint_t1 values (2, 21);
|
|
insert into rule_and_refint_t1 values (2, 22);
|
|
insert into rule_and_refint_t2 values (1, 11);
|
|
insert into rule_and_refint_t2 values (1, 12);
|
|
insert into rule_and_refint_t2 values (2, 21);
|
|
insert into rule_and_refint_t2 values (2, 22);
|
|
insert into rule_and_refint_t3 values (1, 11, 11, 'row1');
|
|
insert into rule_and_refint_t3 values (1, 11, 12, 'row2');
|
|
insert into rule_and_refint_t3 values (1, 12, 11, 'row3');
|
|
insert into rule_and_refint_t3 values (1, 12, 12, 'row4');
|
|
insert into rule_and_refint_t3 values (1, 11, 13, 'row5');
|
|
ERROR: insert or update on table "rule_and_refint_t3" violates foreign key constraint "rule_and_refint_t3_id3a_fkey1"
|
|
DETAIL: Key (id3a, id3c)=(1, 13) is not present in table "rule_and_refint_t2".
|
|
insert into rule_and_refint_t3 values (1, 13, 11, 'row6');
|
|
ERROR: insert or update on table "rule_and_refint_t3" violates foreign key constraint "rule_and_refint_t3_id3a_fkey"
|
|
DETAIL: Key (id3a, id3b)=(1, 13) is not present in table "rule_and_refint_t1".
|
|
create rule rule_and_refint_t3_ins as on insert to rule_and_refint_t3
|
|
where (exists (select 1 from rule_and_refint_t3
|
|
where (((rule_and_refint_t3.id3a = new.id3a)
|
|
and (rule_and_refint_t3.id3b = new.id3b))
|
|
and (rule_and_refint_t3.id3c = new.id3c))))
|
|
do instead update rule_and_refint_t3 set data = new.data
|
|
where (((rule_and_refint_t3.id3a = new.id3a)
|
|
and (rule_and_refint_t3.id3b = new.id3b))
|
|
and (rule_and_refint_t3.id3c = new.id3c));
|
|
insert into rule_and_refint_t3 values (1, 11, 13, 'row7');
|
|
ERROR: insert or update on table "rule_and_refint_t3" violates foreign key constraint "rule_and_refint_t3_id3a_fkey1"
|
|
DETAIL: Key (id3a, id3c)=(1, 13) is not present in table "rule_and_refint_t2".
|
|
insert into rule_and_refint_t3 values (1, 13, 11, 'row8');
|
|
ERROR: insert or update on table "rule_and_refint_t3" violates foreign key constraint "rule_and_refint_t3_id3a_fkey"
|
|
DETAIL: Key (id3a, id3b)=(1, 13) is not present in table "rule_and_refint_t1".
|
|
--
|
|
-- disallow dropping a view's rule (bug #5072)
|
|
--
|
|
create view fooview as select 'foo'::text;
|
|
drop rule "_RETURN" on fooview;
|
|
ERROR: cannot drop rule _RETURN on view fooview because view fooview requires it
|
|
HINT: You can drop view fooview instead.
|
|
drop view fooview;
|
|
--
|
|
-- check for planner problems with complex inherited UPDATES
|
|
--
|
|
create table id (id serial primary key, name text);
|
|
NOTICE: CREATE TABLE will create implicit sequence "id_id_seq" for serial column "id.id"
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "id_pkey" for table "id"
|
|
-- currently, must respecify PKEY for each inherited subtable
|
|
create table test_1 (id integer primary key) inherits (id);
|
|
NOTICE: merging column "id" with inherited definition
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "test_1_pkey" for table "test_1"
|
|
create table test_2 (id integer primary key) inherits (id);
|
|
NOTICE: merging column "id" with inherited definition
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "test_2_pkey" for table "test_2"
|
|
create table test_3 (id integer primary key) inherits (id);
|
|
NOTICE: merging column "id" with inherited definition
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "test_3_pkey" for table "test_3"
|
|
insert into test_1 (name) values ('Test 1');
|
|
insert into test_1 (name) values ('Test 2');
|
|
insert into test_2 (name) values ('Test 3');
|
|
insert into test_2 (name) values ('Test 4');
|
|
insert into test_3 (name) values ('Test 5');
|
|
insert into test_3 (name) values ('Test 6');
|
|
create view id_ordered as select * from id order by id;
|
|
create rule update_id_ordered as on update to id_ordered
|
|
do instead update id set name = new.name where id = old.id;
|
|
select * from id_ordered;
|
|
id | name
|
|
----+--------
|
|
1 | Test 1
|
|
2 | Test 2
|
|
3 | Test 3
|
|
4 | Test 4
|
|
5 | Test 5
|
|
6 | Test 6
|
|
(6 rows)
|
|
|
|
update id_ordered set name = 'update 2' where id = 2;
|
|
update id_ordered set name = 'update 4' where id = 4;
|
|
update id_ordered set name = 'update 5' where id = 5;
|
|
select * from id_ordered;
|
|
id | name
|
|
----+----------
|
|
1 | Test 1
|
|
2 | update 2
|
|
3 | Test 3
|
|
4 | update 4
|
|
5 | update 5
|
|
6 | Test 6
|
|
(6 rows)
|
|
|
|
set client_min_messages to warning; -- suppress cascade notices
|
|
drop table id cascade;
|
|
reset client_min_messages;
|
|
--
|
|
-- check corner case where an entirely-dummy subplan is created by
|
|
-- constraint exclusion
|
|
--
|
|
create temp table t1 (a integer primary key);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "t1_pkey" for table "t1"
|
|
create temp table t1_1 (check (a >= 0 and a < 10)) inherits (t1);
|
|
create temp table t1_2 (check (a >= 10 and a < 20)) inherits (t1);
|
|
create rule t1_ins_1 as on insert to t1
|
|
where new.a >= 0 and new.a < 10
|
|
do instead
|
|
insert into t1_1 values (new.a);
|
|
create rule t1_ins_2 as on insert to t1
|
|
where new.a >= 10 and new.a < 20
|
|
do instead
|
|
insert into t1_2 values (new.a);
|
|
create rule t1_upd_1 as on update to t1
|
|
where old.a >= 0 and old.a < 10
|
|
do instead
|
|
update t1_1 set a = new.a where a = old.a;
|
|
create rule t1_upd_2 as on update to t1
|
|
where old.a >= 10 and old.a < 20
|
|
do instead
|
|
update t1_2 set a = new.a where a = old.a;
|
|
set constraint_exclusion = on;
|
|
insert into t1 select * from generate_series(5,19,1) g;
|
|
update t1 set a = 4 where a = 5;
|
|
select * from only t1;
|
|
a
|
|
---
|
|
(0 rows)
|
|
|
|
select * from only t1_1;
|
|
a
|
|
---
|
|
6
|
|
7
|
|
8
|
|
9
|
|
4
|
|
(5 rows)
|
|
|
|
select * from only t1_2;
|
|
a
|
|
----
|
|
10
|
|
11
|
|
12
|
|
13
|
|
14
|
|
15
|
|
16
|
|
17
|
|
18
|
|
19
|
|
(10 rows)
|
|
|