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|
--
-- Hot Standby tests
--
-- hs_standby_allowed.sql
--
-- SELECT
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
select count(*) as should_be_2 from hs2;
should_be_2
-------------
2
(1 row)
select count(*) as should_be_3 from hs3;
should_be_3
-------------
3
(1 row)
COPY hs1 TO '/tmp/copy_test';
\! cat /tmp/copy_test
1
-- Access sequence directly
select is_called from hsseq;
is_called
-----------
f
(1 row)
-- Transactions
begin;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
end;
begin transaction read only;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
end;
begin transaction isolation level repeatable read;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
commit;
begin;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
commit;
begin;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
abort;
start transaction;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
commit;
begin;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
rollback;
begin;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
savepoint s;
select count(*) as should_be_2 from hs2;
should_be_2
-------------
2
(1 row)
commit;
begin;
select count(*) as should_be_1 from hs1;
should_be_1
-------------
1
(1 row)
savepoint s;
select count(*) as should_be_2 from hs2;
should_be_2
-------------
2
(1 row)
release savepoint s;
select count(*) as should_be_2 from hs2;
should_be_2
-------------
2
(1 row)
savepoint s;
select count(*) as should_be_3 from hs3;
should_be_3
-------------
3
(1 row)
rollback to savepoint s;
select count(*) as should_be_2 from hs2;
should_be_2
-------------
2
(1 row)
commit;
-- SET parameters
-- has no effect on read only transactions, but we can still set it
set synchronous_commit = on;
show synchronous_commit;
synchronous_commit
--------------------
on
(1 row)
reset synchronous_commit;
discard temp;
discard all;
-- CURSOR commands
BEGIN;
DECLARE hsc CURSOR FOR select * from hs3;
FETCH next from hsc;
col1
------
113
(1 row)
fetch first from hsc;
col1
------
113
(1 row)
fetch last from hsc;
col1
------
115
(1 row)
fetch 1 from hsc;
col1
------
(0 rows)
CLOSE hsc;
COMMIT;
-- Prepared plans
PREPARE hsp AS select count(*) from hs1;
PREPARE hsp_noexec (integer) AS insert into hs1 values ($1);
EXECUTE hsp;
count
-------
1
(1 row)
DEALLOCATE hsp;
-- LOCK
BEGIN;
LOCK hs1 IN ACCESS SHARE MODE;
LOCK hs1 IN ROW SHARE MODE;
LOCK hs1 IN ROW EXCLUSIVE MODE;
COMMIT;
-- UNLISTEN
UNLISTEN a;
UNLISTEN *;
-- LOAD
-- should work, easier if there is no test for that...
-- ALLOWED COMMANDS
CHECKPOINT;
discard all;
|
