Merge pull request #2775 from citusdata/remove_unneeded_expected_file

Use normalization for multi_subtransaction output
pull/2781/head
Hadi Moshayedi 2019-06-19 18:00:24 +02:00 committed by GitHub
commit 6741ffd716
4 changed files with 1 additions and 427 deletions

View File

@ -3,3 +3,4 @@ multi_alter_table_add_constraints
multi_alter_table_statements multi_alter_table_statements
foreign_key_to_reference_table foreign_key_to_reference_table
failure_savepoints failure_savepoints
multi_subtransactions

View File

@ -1,11 +1,3 @@
-- print whether we're using version > 10 to make version-specific tests clear
SHOW server_version \gset
SELECT substring(:'server_version', '\d+')::int > 10 AS version_above_nine;
version_above_nine
--------------------
t
(1 row)
CREATE TABLE artists ( CREATE TABLE artists (
id bigint NOT NULL, id bigint NOT NULL,
name text NOT NULL name text NOT NULL

View File

@ -1,414 +0,0 @@
-- print whether we're using version > 10 to make version-specific tests clear
SHOW server_version \gset
SELECT substring(:'server_version', '\d+')::int > 10 AS version_above_nine;
version_above_nine
--------------------
f
(1 row)
CREATE TABLE artists (
id bigint NOT NULL,
name text NOT NULL
);
SELECT create_distributed_table('artists', 'id');
create_distributed_table
--------------------------
(1 row)
-- add some data
INSERT INTO artists VALUES (1, 'Pablo Picasso');
INSERT INTO artists VALUES (2, 'Vincent van Gogh');
INSERT INTO artists VALUES (3, 'Claude Monet');
INSERT INTO artists VALUES (4, 'William Kurelek');
-- RELEASE SAVEPOINT
BEGIN;
INSERT INTO artists VALUES (5, 'Asher Lev');
SAVEPOINT s1;
DELETE FROM artists WHERE id=5;
RELEASE SAVEPOINT s1;
COMMIT;
SELECT * FROM artists WHERE id=5;
id | name
----+------
(0 rows)
-- ROLLBACK TO SAVEPOINT
BEGIN;
INSERT INTO artists VALUES (5, 'Asher Lev');
SAVEPOINT s1;
DELETE FROM artists WHERE id=5;
ROLLBACK TO SAVEPOINT s1;
COMMIT;
SELECT * FROM artists WHERE id=5;
id | name
----+-----------
5 | Asher Lev
(1 row)
-- Serial sub-transaction releases
BEGIN;
SAVEPOINT s1;
DELETE FROM artists WHERE id=5;
RELEASE SAVEPOINT s1;
SAVEPOINT s2;
INSERT INTO artists VALUES (5, 'Jacob Kahn');
RELEASE SAVEPOINT s2;
COMMIT;
SELECT * FROM artists WHERE id=5;
id | name
----+------------
5 | Jacob Kahn
(1 row)
-- Serial sub-transaction rollbacks
BEGIN;
SAVEPOINT s1;
UPDATE artists SET name='A' WHERE id=5;
ROLLBACK TO SAVEPOINT s1;
SAVEPOINT s2;
DELETE FROM artists WHERE id=5;
ROLLBACK TO SAVEPOINT s2;
COMMIT;
SELECT * FROM artists WHERE id=5;
id | name
----+------------
5 | Jacob Kahn
(1 row)
-- Multiple sub-transaction activity before first query
BEGIN;
SAVEPOINT s0;
SAVEPOINT s1;
SAVEPOINT s2;
SAVEPOINT s3;
ROLLBACK TO SAVEPOINT s2;
RELEASE SAVEPOINT s1;
INSERT INTO artists VALUES (6, 'John J. Audubon');
ROLLBACK TO SAVEPOINT s0;
INSERT INTO artists VALUES (6, 'Emily Carr');
COMMIT;
SELECT * FROM artists WHERE id=6;
id | name
----+------------
6 | Emily Carr
(1 row)
-- Release after rollback
BEGIN;
SAVEPOINT s1;
ROLLBACK TO s1;
RELEASE SAVEPOINT s1;
SAVEPOINT s2;
INSERT INTO artists VALUES (7, 'John J. Audubon');
ROLLBACK TO s2;
RELEASE SAVEPOINT s2;
COMMIT;
SELECT * FROM artists WHERE id=7;
id | name
----+------
(0 rows)
-- Recover from errors
\set VERBOSITY terse
BEGIN;
SAVEPOINT s1;
SAVEPOINT s2;
INSERT INTO artists VALUES (7, NULL);
ERROR: null value in column "name" violates not-null constraint
ROLLBACK TO SAVEPOINT s1;
COMMIT;
-- Don't recover from errors
BEGIN;
SAVEPOINT s1;
SAVEPOINT s2;
INSERT INTO artists VALUES (7, NULL);
ERROR: null value in column "name" violates not-null constraint
SAVEPOINT s3;
ERROR: current transaction is aborted, commands ignored until end of transaction block
ROLLBACK TO SAVEPOINT s3;
ERROR: no such savepoint
COMMIT;
-- Recover from multi-shard modify errors
BEGIN;
INSERT INTO artists VALUES (8, 'Sogand');
SAVEPOINT s1;
UPDATE artists SET name = NULL;
ERROR: null value in column "name" violates not-null constraint
ROLLBACK TO s1;
INSERT INTO artists VALUES (9, 'Mohsen Namjoo');
COMMIT;
SELECT * FROM artists WHERE id IN (7, 8, 9) ORDER BY id;
id | name
----+---------------
8 | Sogand
9 | Mohsen Namjoo
(2 rows)
-- Recover from multi-shard copy shutdown failure.
-- Constraint check for non-partition columns happen only at copy shutdown.
BEGIN;
DELETE FROM artists;
SAVEPOINT s1;
INSERT INTO artists SELECT i, NULL FROM generate_series(1, 5) i;
ERROR: null value in column "name" violates not-null constraint
ROLLBACK TO s1;
INSERT INTO artists VALUES (10, 'Mahmoud Farshchian');
COMMIT;
SELECT * FROM artists WHERE id IN (9, 10) ORDER BY id;
id | name
----+--------------------
10 | Mahmoud Farshchian
(1 row)
-- Recover from multi-shard copy send failure.
-- Constraint check for partition column happens at copy send.
BEGIN;
DELETE FROM artists;
SAVEPOINT s1;
INSERT INTO artists SELECT NULL, NULL FROM generate_series(1, 5) i;
ERROR: the partition column of table public.artists cannot be NULL
ROLLBACK TO s1;
INSERT INTO artists VALUES (11, 'Egon Schiele');
COMMIT;
SELECT * FROM artists WHERE id IN (10, 11) ORDER BY id;
id | name
----+--------------
11 | Egon Schiele
(1 row)
-- Recover from multi-shard copy startup failure.
-- Check for existence of a value for partition columnn happens at copy startup.
BEGIN;
DELETE FROM artists;
SAVEPOINT s1;
INSERT INTO artists(name) SELECT 'a' FROM generate_series(1, 5) i;
ERROR: the partition column of table public.artists should have a value
ROLLBACK TO s1;
INSERT INTO artists VALUES (12, 'Marc Chagall');
COMMIT;
SELECT * FROM artists WHERE id IN (11, 12) ORDER BY id;
id | name
----+--------------
12 | Marc Chagall
(1 row)
-- Recover from multi-shard CTE modify failures
create table t1(a int, b int);
create table t2(a int, b int CHECK(b > 0));
ALTER SEQUENCE pg_catalog.pg_dist_shardid_seq RESTART 1190000;
select create_distributed_table('t1', 'a'),
create_distributed_table('t2', 'a');
create_distributed_table | create_distributed_table
--------------------------+--------------------------
|
(1 row)
begin;
insert into t2 select i, i+1 from generate_series(1, 3) i;
with r AS (
update t2 set b = b + 1
returning *
) insert into t1 select * from r;
savepoint s1;
with r AS (
update t1 set b = b - 10
returning *
) insert into t2 select * from r;
ERROR: new row for relation "t2_1190005" violates check constraint "t2_b_check"
rollback to savepoint s1;
savepoint s2;
with r AS (
update t2 set b = b - 10
returning *
) insert into t1 select * from r;
ERROR: new row for relation "t2_1190004" violates check constraint "t2_b_check"
rollback to savepoint s2;
savepoint s3;
with r AS (
insert into t2 select i, i+1 from generate_series(-10,-5) i
returning *
) insert into t1 select * from r;
ERROR: new row for relation "t2_1190004" violates check constraint "t2_b_check"
rollback to savepoint s3;
savepoint s4;
with r AS (
insert into t1 select i, i+1 from generate_series(-10,-5) i
returning *
) insert into t2 select * from r;
ERROR: new row for relation "t2_1190005" violates check constraint "t2_b_check"
rollback to savepoint s4;
with r AS (
update t2 set b = b + 1
returning *
) insert into t1 select * from r;
commit;
select * from t2 order by a, b;
a | b
---+---
1 | 4
2 | 5
3 | 6
(3 rows)
select * from t1 order by a, b;
a | b
---+---
1 | 3
1 | 4
2 | 4
2 | 5
3 | 5
3 | 6
(6 rows)
drop table t1, t2;
-- ===================================================================
-- Tests for replication factor > 1
-- ===================================================================
CREATE TABLE researchers (
id bigint NOT NULL,
lab_id int NOT NULL,
name text NOT NULL
);
SET citus.shard_count TO 2;
SELECT create_distributed_table('researchers', 'lab_id', 'hash');
create_distributed_table
--------------------------
(1 row)
-- Basic rollback and release
BEGIN;
INSERT INTO researchers VALUES (7, 4, 'Jan Plaza');
SAVEPOINT s1;
INSERT INTO researchers VALUES (8, 4, 'Alonzo Church');
ROLLBACK TO s1;
RELEASE SAVEPOINT s1;
COMMIT;
SELECT * FROM researchers WHERE id in (7, 8);
id | lab_id | name
----+--------+-----------
7 | 4 | Jan Plaza
(1 row)
-- Recover from failure on one of nodes
BEGIN;
SAVEPOINT s1;
INSERT INTO researchers VALUES (11, 11, 'Dana Scott');
INSERT INTO researchers VALUES (NULL, 10, 'Stephen Kleene');
ERROR: null value in column "id" violates not-null constraint
ROLLBACK TO SAVEPOINT s1;
INSERT INTO researchers VALUES (12, 10, 'Stephen Kleene');
COMMIT;
SELECT * FROM researchers WHERE lab_id=10;
id | lab_id | name
----+--------+----------------
12 | 10 | Stephen Kleene
(1 row)
-- Don't recover, but rollback
BEGIN;
SAVEPOINT s1;
INSERT INTO researchers VALUES (NULL, 10, 'Raymond Smullyan');
ERROR: null value in column "id" violates not-null constraint
RELEASE SAVEPOINT s1;
ERROR: current transaction is aborted, commands ignored until end of transaction block
SAVEPOINT s2;
ERROR: current transaction is aborted, commands ignored until end of transaction block
ROLLBACK;
SELECT * FROM researchers WHERE lab_id=10;
id | lab_id | name
----+--------+----------------
12 | 10 | Stephen Kleene
(1 row)
-- Don't recover, and commit
BEGIN;
SAVEPOINT s1;
INSERT INTO researchers VALUES (NULL, 10, 'Raymond Smullyan');
ERROR: null value in column "id" violates not-null constraint
RELEASE SAVEPOINT s1;
ERROR: current transaction is aborted, commands ignored until end of transaction block
SAVEPOINT s2;
ERROR: current transaction is aborted, commands ignored until end of transaction block
COMMIT;
SELECT * FROM researchers WHERE lab_id=10;
id | lab_id | name
----+--------+----------------
12 | 10 | Stephen Kleene
(1 row)
-- Implicit savepoints via pl/pgsql exceptions
BEGIN;
DO $$
BEGIN
INSERT INTO researchers VALUES (15, 10, 'Melvin Fitting');
INSERT INTO researchers VALUES (NULL, 10, 'Raymond Smullyan');
EXCEPTION
WHEN not_null_violation THEN
RAISE NOTICE 'caught not_null_violation';
END $$;
NOTICE: caught not_null_violation
COMMIT;
SELECT * FROM researchers WHERE lab_id=10;
id | lab_id | name
----+--------+----------------
12 | 10 | Stephen Kleene
(1 row)
BEGIN;
DO $$
BEGIN
INSERT INTO researchers VALUES (15, 10, 'Melvin Fitting');
RAISE EXCEPTION plpgsql_error;
EXCEPTION
WHEN plpgsql_error THEN
RAISE NOTICE 'caught manual plpgsql_error';
END $$;
NOTICE: caught manual plpgsql_error
COMMIT;
SELECT * FROM researchers WHERE lab_id=10;
id | lab_id | name
----+--------+----------------
12 | 10 | Stephen Kleene
(1 row)
BEGIN;
DO $$
BEGIN
INSERT INTO researchers VALUES (15, 10, 'Melvin Fitting');
INSERT INTO researchers VALUES (NULL, 10, 'Raymond Smullyan');
EXCEPTION
WHEN not_null_violation THEN
RAISE EXCEPTION not_null_violation; -- rethrow it
END $$;
ERROR: not_null_violation
COMMIT;
SELECT * FROM researchers WHERE lab_id=10;
id | lab_id | name
----+--------+----------------
12 | 10 | Stephen Kleene
(1 row)
-- Insert something after catching error.
BEGIN;
DO $$
BEGIN
INSERT INTO researchers VALUES (15, 10, 'Melvin Fitting');
INSERT INTO researchers VALUES (NULL, 10, 'Raymond Smullyan');
EXCEPTION
WHEN not_null_violation THEN
INSERT INTO researchers VALUES (32, 10, 'Raymond Smullyan');
END $$;
COMMIT;
SELECT * FROM researchers WHERE lab_id=10;
id | lab_id | name
----+--------+------------------
12 | 10 | Stephen Kleene
32 | 10 | Raymond Smullyan
(2 rows)
-- Clean-up
DROP TABLE artists;
DROP TABLE researchers;

View File

@ -1,8 +1,3 @@
-- print whether we're using version > 10 to make version-specific tests clear
SHOW server_version \gset
SELECT substring(:'server_version', '\d+')::int > 10 AS version_above_nine;
CREATE TABLE artists ( CREATE TABLE artists (
id bigint NOT NULL, id bigint NOT NULL,
name text NOT NULL name text NOT NULL