mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-25 09:02:00 +00:00
121 lines
4.4 KiB
Python
121 lines
4.4 KiB
Python
import pytest
|
|
from helpers.cluster import ClickHouseCluster
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
node = cluster.add_instance(
|
|
"node",
|
|
main_configs=["configs/transactions.xml"],
|
|
stay_alive=True,
|
|
with_zookeeper=True,
|
|
)
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def start_cluster():
|
|
try:
|
|
cluster.start()
|
|
yield cluster
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
def tx(session, query):
|
|
params = {"session_id": "session_{}".format(session)}
|
|
return node.http_query(None, data=query, params=params)
|
|
|
|
|
|
def test_rollback_unfinished_on_restart(start_cluster):
|
|
node.query(
|
|
"create table mt (n int, m int) engine=MergeTree order by n partition by n % 2"
|
|
)
|
|
node.query("insert into mt values (1, 10), (2, 20)")
|
|
tid0 = "(1,1,'00000000-0000-0000-0000-000000000000')"
|
|
|
|
# it will hold a snapshot and avoid parts cleanup
|
|
tx(0, "begin transaction")
|
|
|
|
tx(4, "begin transaction")
|
|
|
|
tx(1, "begin transaction")
|
|
tid1 = tx(1, "select transactionID()").strip()
|
|
tx(1, "alter table mt drop partition id '1'")
|
|
tx(1, "commit")
|
|
|
|
tx(1, "begin transaction")
|
|
tid2 = tx(1, "select transactionID()").strip()
|
|
tx(1, "insert into mt values (3, 30), (4, 40)")
|
|
tx(1, "commit")
|
|
|
|
node.query("system flush logs")
|
|
csn1 = node.query(
|
|
"select csn from system.transactions_info_log where type='Commit' and tid={}".format(
|
|
tid1
|
|
)
|
|
).strip()
|
|
csn2 = node.query(
|
|
"select csn from system.transactions_info_log where type='Commit' and tid={}".format(
|
|
tid2
|
|
)
|
|
).strip()
|
|
|
|
# insert a part before starting mutation and check that it will not be mutated
|
|
tx(4, "insert into mt values (9, 90)")
|
|
|
|
# check that uncommitted mutation will be rolled back on restart
|
|
tx(1, "begin transaction")
|
|
tid3 = tx(1, "select transactionID()").strip()
|
|
tx(1, "insert into mt values (5, 50)")
|
|
tx(1, "alter table mt update m = m+n in partition id '1' where 1")
|
|
|
|
# check that uncommitted merge will be rolled back on restart
|
|
tx(2, "begin transaction")
|
|
tid4 = tx(2, "select transactionID()").strip()
|
|
tx(
|
|
2,
|
|
"optimize table mt partition id '0' final settings optimize_throw_if_noop = 1",
|
|
)
|
|
|
|
# check that uncommitted insert will be rolled back on restart
|
|
tx(3, "begin transaction")
|
|
tid5 = tx(3, "select transactionID()").strip()
|
|
tx(3, "insert into mt values (6, 70)")
|
|
|
|
tid6 = tx(4, "select transactionID()").strip()
|
|
tx(4, "commit")
|
|
node.query("system flush logs")
|
|
csn6 = node.query(
|
|
"select csn from system.transactions_info_log where type='Commit' and tid={}".format(
|
|
tid6
|
|
)
|
|
).strip()
|
|
|
|
node.restart_clickhouse(kill=True)
|
|
|
|
assert (
|
|
node.query("select *, _part from mt order by n")
|
|
== "2\t20\t0_2_2_0\n3\t30\t1_3_3_0\n4\t40\t0_4_4_0\n9\t90\t1_5_5_0\n"
|
|
)
|
|
res = node.query(
|
|
"select name, active, creation_tid, 'csn' || toString(creation_csn) || '_', removal_tid, 'csn' || toString(removal_csn) || '_' from system.parts where table='mt' order by name"
|
|
)
|
|
res = res.replace(tid0, "tid0")
|
|
res = res.replace(tid1, "tid1").replace("csn" + csn1 + "_", "csn_1")
|
|
res = res.replace(tid2, "tid2").replace("csn" + csn2 + "_", "csn_2")
|
|
res = res.replace(tid3, "tid3")
|
|
res = res.replace(tid4, "tid4")
|
|
res = res.replace(tid5, "tid5")
|
|
res = res.replace(tid6, "tid6").replace("csn" + csn6 + "_", "csn_6")
|
|
assert (
|
|
res
|
|
== "0_2_2_0\t1\ttid0\tcsn1_\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
"0_2_4_1\t0\ttid4\tcsn18446744073709551615_\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
"0_4_4_0\t1\ttid2\tcsn_2\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
"0_8_8_0\t0\ttid5\tcsn18446744073709551615_\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
"1_1_1_0\t0\ttid0\tcsn1_\ttid1\tcsn_1\n"
|
|
"1_3_3_0\t1\ttid2\tcsn_2\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
"1_3_3_0_7\t0\ttid3\tcsn18446744073709551615_\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
"1_5_5_0\t1\ttid6\tcsn_6\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
"1_6_6_0\t0\ttid3\tcsn18446744073709551615_\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
"1_6_6_0_7\t0\ttid3\tcsn18446744073709551615_\t(0,0,'00000000-0000-0000-0000-000000000000')\tcsn0_\n"
|
|
)
|