mirror of
https://github.com/ClickHouse/ClickHouse.git
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1445 lines
58 KiB
Python
1445 lines
58 KiB
Python
import os
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import shutil
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import time
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import re
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import pytest
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import threading
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import assert_eq_with_retry, assert_logs_contain
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from helpers.network import PartitionManager
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test_recover_staled_replica_run = 1
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cluster = ClickHouseCluster(__file__)
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main_node = cluster.add_instance(
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"main_node",
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main_configs=["configs/config.xml"],
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user_configs=["configs/settings.xml"],
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with_zookeeper=True,
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stay_alive=True,
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macros={"shard": 1, "replica": 1},
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)
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dummy_node = cluster.add_instance(
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"dummy_node",
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main_configs=["configs/config.xml"],
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user_configs=["configs/settings.xml"],
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with_zookeeper=True,
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stay_alive=True,
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macros={"shard": 1, "replica": 2},
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)
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competing_node = cluster.add_instance(
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"competing_node",
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main_configs=["configs/config.xml"],
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user_configs=["configs/settings.xml"],
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with_zookeeper=True,
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stay_alive=True,
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macros={"shard": 1, "replica": 3},
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)
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snapshotting_node = cluster.add_instance(
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"snapshotting_node",
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main_configs=["configs/config.xml"],
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user_configs=["configs/settings.xml"],
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with_zookeeper=True,
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macros={"shard": 2, "replica": 1},
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)
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snapshot_recovering_node = cluster.add_instance(
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"snapshot_recovering_node",
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main_configs=["configs/config.xml"],
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user_configs=["configs/settings.xml"],
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with_zookeeper=True,
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)
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all_nodes = [
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main_node,
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dummy_node,
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competing_node,
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snapshotting_node,
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snapshot_recovering_node,
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]
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uuid_regex = re.compile("[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}")
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def assert_create_query(nodes, table_name, expected):
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replace_uuid = lambda x: re.sub(uuid_regex, "uuid", x)
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query = "show create table {}".format(table_name)
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for node in nodes:
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assert_eq_with_retry(node, query, expected, get_result=replace_uuid)
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@pytest.fixture(scope="module")
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def started_cluster():
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try:
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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def test_create_replicated_table(started_cluster):
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main_node.query(
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"CREATE DATABASE create_replicated_table ENGINE = Replicated('/test/create_replicated_table', 'shard1', 'replica' || '1');"
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)
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dummy_node.query(
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"CREATE DATABASE create_replicated_table ENGINE = Replicated('/test/create_replicated_table', 'shard1', 'replica2');"
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)
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assert (
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"Explicit zookeeper_path and replica_name are specified"
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in main_node.query_and_get_error(
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"CREATE TABLE create_replicated_table.replicated_table (d Date, k UInt64, i32 Int32) "
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"ENGINE=ReplicatedMergeTree('/test/tmp', 'r') ORDER BY k PARTITION BY toYYYYMM(d);"
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)
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)
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assert (
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"Explicit zookeeper_path and replica_name are specified"
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in main_node.query_and_get_error(
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"CREATE TABLE create_replicated_table.replicated_table (d Date, k UInt64, i32 Int32) "
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"ENGINE=ReplicatedMergeTree('/test/tmp', 'r') ORDER BY k PARTITION BY toYYYYMM(d);"
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)
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)
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assert (
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"This syntax for *MergeTree engine is deprecated"
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in main_node.query_and_get_error(
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"CREATE TABLE create_replicated_table.replicated_table (d Date, k UInt64, i32 Int32) "
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"ENGINE=ReplicatedMergeTree('/test/tmp/{shard}', '{replica}', d, k, 8192);"
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)
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)
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main_node.query(
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"CREATE TABLE create_replicated_table.replicated_table (d Date, k UInt64, i32 Int32) ENGINE=ReplicatedMergeTree ORDER BY k PARTITION BY toYYYYMM(d);"
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)
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expected = (
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"CREATE TABLE create_replicated_table.replicated_table\\n(\\n `d` Date,\\n `k` UInt64,\\n `i32` Int32\\n)\\n"
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"ENGINE = ReplicatedMergeTree(\\'/clickhouse/tables/{uuid}/{shard}\\', \\'{replica}\\')\\n"
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"PARTITION BY toYYYYMM(d)\\nORDER BY k\\nSETTINGS index_granularity = 8192"
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)
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assert_create_query(
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[main_node, dummy_node], "create_replicated_table.replicated_table", expected
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)
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# assert without replacing uuid
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assert main_node.query(
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"show create create_replicated_table.replicated_table"
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) == dummy_node.query("show create create_replicated_table.replicated_table")
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main_node.query("DROP DATABASE create_replicated_table SYNC")
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dummy_node.query("DROP DATABASE create_replicated_table SYNC")
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@pytest.mark.parametrize("engine", ["MergeTree", "ReplicatedMergeTree"])
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def test_simple_alter_table(started_cluster, engine):
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database = f"test_simple_alter_table_{engine}"
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main_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica1');"
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)
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dummy_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica2');"
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)
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# test_simple_alter_table
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name = f"{database}.alter_test"
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main_node.query(
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"CREATE TABLE {} "
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"(CounterID UInt32, StartDate Date, UserID UInt32, VisitID UInt32, NestedColumn Nested(A UInt8, S String), ToDrop UInt32) "
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"ENGINE = {} PARTITION BY StartDate ORDER BY (CounterID, StartDate, intHash32(UserID), VisitID);".format(
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name, engine
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)
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)
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main_node.query("ALTER TABLE {} ADD COLUMN Added0 UInt32;".format(name))
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main_node.query("ALTER TABLE {} ADD COLUMN Added2 UInt32;".format(name))
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main_node.query(
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"ALTER TABLE {} ADD COLUMN Added1 UInt32 AFTER Added0;".format(name)
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)
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main_node.query(
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"ALTER TABLE {} ADD COLUMN AddedNested1 Nested(A UInt32, B UInt64) AFTER Added2;".format(
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name
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)
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)
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main_node.query(
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"ALTER TABLE {} ADD COLUMN AddedNested1.C Array(String) AFTER AddedNested1.B;".format(
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name
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)
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)
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main_node.query(
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"ALTER TABLE {} ADD COLUMN AddedNested2 Nested(A UInt32, B UInt64) AFTER AddedNested1;".format(
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name
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)
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)
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full_engine = (
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engine
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if not "Replicated" in engine
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else engine + "(\\'/clickhouse/tables/{uuid}/{shard}\\', \\'{replica}\\')"
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)
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expected = (
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"CREATE TABLE {}\\n(\\n `CounterID` UInt32,\\n `StartDate` Date,\\n `UserID` UInt32,\\n"
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" `VisitID` UInt32,\\n `NestedColumn.A` Array(UInt8),\\n `NestedColumn.S` Array(String),\\n"
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" `ToDrop` UInt32,\\n `Added0` UInt32,\\n `Added1` UInt32,\\n `Added2` UInt32,\\n"
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" `AddedNested1.A` Array(UInt32),\\n `AddedNested1.B` Array(UInt64),\\n `AddedNested1.C` Array(String),\\n"
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" `AddedNested2.A` Array(UInt32),\\n `AddedNested2.B` Array(UInt64)\\n)\\n"
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"ENGINE = {}\\nPARTITION BY StartDate\\nORDER BY (CounterID, StartDate, intHash32(UserID), VisitID)\\n"
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"SETTINGS index_granularity = 8192".format(name, full_engine)
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)
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assert_create_query([main_node, dummy_node], name, expected)
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# test_create_replica_after_delay
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competing_node.query(
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f"CREATE DATABASE IF NOT EXISTS {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica3');"
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)
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main_node.query("ALTER TABLE {} ADD COLUMN Added3 UInt32;".format(name))
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main_node.query("ALTER TABLE {} DROP COLUMN AddedNested1;".format(name))
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main_node.query("ALTER TABLE {} RENAME COLUMN Added1 TO AddedNested1;".format(name))
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full_engine = (
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engine
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if not "Replicated" in engine
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else engine + "(\\'/clickhouse/tables/{uuid}/{shard}\\', \\'{replica}\\')"
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)
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expected = (
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"CREATE TABLE {}\\n(\\n `CounterID` UInt32,\\n `StartDate` Date,\\n `UserID` UInt32,\\n"
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" `VisitID` UInt32,\\n `NestedColumn.A` Array(UInt8),\\n `NestedColumn.S` Array(String),\\n"
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" `ToDrop` UInt32,\\n `Added0` UInt32,\\n `AddedNested1` UInt32,\\n `Added2` UInt32,\\n"
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" `AddedNested2.A` Array(UInt32),\\n `AddedNested2.B` Array(UInt64),\\n `Added3` UInt32\\n)\\n"
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"ENGINE = {}\\nPARTITION BY StartDate\\nORDER BY (CounterID, StartDate, intHash32(UserID), VisitID)\\n"
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"SETTINGS index_granularity = 8192".format(name, full_engine)
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)
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assert_create_query([main_node, dummy_node, competing_node], name, expected)
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main_node.query(f"DROP DATABASE {database} SYNC")
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dummy_node.query(f"DROP DATABASE {database} SYNC")
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competing_node.query(f"DROP DATABASE {database} SYNC")
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@pytest.mark.parametrize("engine", ["MergeTree", "ReplicatedMergeTree"])
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def test_delete_from_table(started_cluster, engine):
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database = f"delete_from_table_{engine}"
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main_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica1');"
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)
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dummy_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard2', 'replica1');"
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)
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name = f"{database}.delete_test"
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main_node.query(
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"CREATE TABLE {} "
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"(id UInt64, value String) "
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"ENGINE = {} PARTITION BY id%2 ORDER BY (id);".format(name, engine)
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)
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main_node.query("INSERT INTO TABLE {} VALUES(1, 'aaaa');".format(name))
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main_node.query("INSERT INTO TABLE {} VALUES(2, 'aaaa');".format(name))
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dummy_node.query("INSERT INTO TABLE {} VALUES(1, 'bbbb');".format(name))
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dummy_node.query("INSERT INTO TABLE {} VALUES(2, 'bbbb');".format(name))
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main_node.query("DELETE FROM {} WHERE id=2;".format(name))
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expected = "1\taaaa\n1\tbbbb"
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table_for_select = name
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if not "Replicated" in engine:
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table_for_select = f"cluster('{database}', {name})"
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for node in [main_node, dummy_node]:
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assert_eq_with_retry(
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node,
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"SELECT * FROM {} ORDER BY id, value;".format(table_for_select),
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expected,
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)
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main_node.query(f"DROP DATABASE {database} SYNC")
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dummy_node.query(f"DROP DATABASE {database} SYNC")
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def get_table_uuid(database, name):
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return main_node.query(
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f"SELECT uuid FROM system.tables WHERE database = '{database}' and name = '{name}'"
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).strip()
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@pytest.fixture(scope="module", name="attachable_part")
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def fixture_attachable_part(started_cluster):
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main_node.query(f"CREATE DATABASE testdb_attach_atomic ENGINE = Atomic")
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main_node.query(
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f"CREATE TABLE testdb_attach_atomic.test (CounterID UInt32) ENGINE = MergeTree ORDER BY (CounterID)"
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)
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main_node.query(f"INSERT INTO testdb_attach_atomic.test VALUES (123)")
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main_node.query(
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f"ALTER TABLE testdb_attach_atomic.test FREEZE WITH NAME 'test_attach'"
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)
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table_uuid = get_table_uuid("testdb_attach_atomic", "test")
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return os.path.join(
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main_node.path,
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f"database/shadow/test_attach/store/{table_uuid[:3]}/{table_uuid}/all_1_1_0",
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)
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@pytest.mark.parametrize("engine", ["MergeTree", "ReplicatedMergeTree"])
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def test_alter_attach(started_cluster, attachable_part, engine):
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database = f"alter_attach_{engine}"
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main_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica1');"
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)
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dummy_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica2');"
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)
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main_node.query(
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f"CREATE TABLE {database}.alter_attach_test (CounterID UInt32) ENGINE = {engine} ORDER BY (CounterID)"
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)
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table_uuid = get_table_uuid(database, "alter_attach_test")
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# Provide and attach a part to the main node
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shutil.copytree(
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attachable_part,
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os.path.join(
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main_node.path,
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f"database/store/{table_uuid[:3]}/{table_uuid}/detached/all_1_1_0",
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),
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)
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main_node.query(f"ALTER TABLE {database}.alter_attach_test ATTACH PART 'all_1_1_0'")
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# On the main node, data is attached
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assert (
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main_node.query(f"SELECT CounterID FROM {database}.alter_attach_test")
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== "123\n"
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)
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# On the other node, data is replicated only if using a Replicated table engine
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if engine == "ReplicatedMergeTree":
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assert (
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dummy_node.query(f"SELECT CounterID FROM {database}.alter_attach_test")
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== "123\n"
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)
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else:
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assert (
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dummy_node.query(f"SELECT CounterID FROM {database}.alter_attach_test")
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== ""
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)
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main_node.query(f"DROP DATABASE {database} SYNC")
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dummy_node.query(f"DROP DATABASE {database} SYNC")
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@pytest.mark.parametrize("engine", ["MergeTree", "ReplicatedMergeTree"])
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def test_alter_drop_part(started_cluster, engine):
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database = f"alter_drop_part_{engine}"
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main_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica1');"
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)
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dummy_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica2');"
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)
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part_name = "all_0_0_0" if engine == "ReplicatedMergeTree" else "all_1_1_0"
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main_node.query(
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f"CREATE TABLE {database}.alter_drop_part (CounterID UInt32) ENGINE = {engine} ORDER BY (CounterID)"
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)
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main_node.query(f"INSERT INTO {database}.alter_drop_part VALUES (123)")
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if engine == "MergeTree":
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dummy_node.query(f"INSERT INTO {database}.alter_drop_part VALUES (456)")
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else:
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main_node.query(f"SYSTEM SYNC REPLICA {database}.alter_drop_part PULL")
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main_node.query(f"ALTER TABLE {database}.alter_drop_part DROP PART '{part_name}'")
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assert main_node.query(f"SELECT CounterID FROM {database}.alter_drop_part") == ""
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if engine == "ReplicatedMergeTree":
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# The DROP operation is still replicated at the table engine level
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assert (
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dummy_node.query(f"SELECT CounterID FROM {database}.alter_drop_part") == ""
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)
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else:
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assert (
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dummy_node.query(f"SELECT CounterID FROM {database}.alter_drop_part")
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== "456\n"
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)
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main_node.query(f"DROP DATABASE {database} SYNC")
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dummy_node.query(f"DROP DATABASE {database} SYNC")
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|
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@pytest.mark.parametrize("engine", ["MergeTree", "ReplicatedMergeTree"])
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def test_alter_detach_part(started_cluster, engine):
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database = f"alter_detach_part_{engine}"
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main_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica1');"
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)
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dummy_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica2');"
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)
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part_name = "all_0_0_0" if engine == "ReplicatedMergeTree" else "all_1_1_0"
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main_node.query(
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f"CREATE TABLE {database}.alter_detach (CounterID UInt32) ENGINE = {engine} ORDER BY (CounterID)"
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)
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main_node.query(f"INSERT INTO {database}.alter_detach VALUES (123)")
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if engine == "MergeTree":
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dummy_node.query(f"INSERT INTO {database}.alter_detach VALUES (456)")
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main_node.query(f"ALTER TABLE {database}.alter_detach DETACH PART '{part_name}'")
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detached_parts_query = f"SELECT name FROM system.detached_parts WHERE database='{database}' AND table='alter_detach'"
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assert main_node.query(detached_parts_query) == f"{part_name}\n"
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if engine == "ReplicatedMergeTree":
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# The detach operation is still replicated at the table engine level
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assert dummy_node.query(detached_parts_query) == f"{part_name}\n"
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else:
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assert dummy_node.query(detached_parts_query) == ""
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main_node.query(f"DROP DATABASE {database} SYNC")
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dummy_node.query(f"DROP DATABASE {database} SYNC")
|
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|
|
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@pytest.mark.parametrize("engine", ["MergeTree", "ReplicatedMergeTree"])
|
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def test_alter_drop_detached_part(started_cluster, engine):
|
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database = f"alter_drop_detached_part_{engine}"
|
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main_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica1');"
|
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)
|
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dummy_node.query(
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f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica2');"
|
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)
|
|
|
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part_name = "all_0_0_0" if engine == "ReplicatedMergeTree" else "all_1_1_0"
|
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main_node.query(
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f"CREATE TABLE {database}.alter_drop_detached (CounterID UInt32) ENGINE = {engine} ORDER BY (CounterID)"
|
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)
|
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main_node.query(f"INSERT INTO {database}.alter_drop_detached VALUES (123)")
|
|
main_node.query(
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f"ALTER TABLE {database}.alter_drop_detached DETACH PART '{part_name}'"
|
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)
|
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if engine == "MergeTree":
|
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dummy_node.query(f"INSERT INTO {database}.alter_drop_detached VALUES (456)")
|
|
dummy_node.query(
|
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f"ALTER TABLE {database}.alter_drop_detached DETACH PART '{part_name}'"
|
|
)
|
|
main_node.query(
|
|
f"ALTER TABLE {database}.alter_drop_detached DROP DETACHED PART '{part_name}'"
|
|
)
|
|
detached_parts_query = f"SELECT name FROM system.detached_parts WHERE database='{database}' AND table='alter_drop_detached'"
|
|
assert main_node.query(detached_parts_query) == ""
|
|
assert dummy_node.query(detached_parts_query) == f"{part_name}\n"
|
|
|
|
main_node.query(f"DROP DATABASE {database} SYNC")
|
|
dummy_node.query(f"DROP DATABASE {database} SYNC")
|
|
|
|
|
|
@pytest.mark.parametrize("engine", ["MergeTree", "ReplicatedMergeTree"])
|
|
def test_alter_drop_partition(started_cluster, engine):
|
|
database = f"alter_drop_partition_{engine}"
|
|
main_node.query(
|
|
f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica1');"
|
|
)
|
|
dummy_node.query(
|
|
f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard1', 'replica2');"
|
|
)
|
|
snapshotting_node.query(
|
|
f"CREATE DATABASE {database} ENGINE = Replicated('/test/{database}', 'shard2', 'replica1');"
|
|
)
|
|
|
|
main_node.query(
|
|
f"CREATE TABLE {database}.alter_drop (CounterID UInt32) ENGINE = {engine} ORDER BY (CounterID)"
|
|
)
|
|
main_node.query(f"INSERT INTO {database}.alter_drop VALUES (123)")
|
|
if engine == "MergeTree":
|
|
dummy_node.query(f"INSERT INTO {database}.alter_drop VALUES (456)")
|
|
snapshotting_node.query(f"INSERT INTO {database}.alter_drop VALUES (789)")
|
|
main_node.query(
|
|
f"ALTER TABLE {database}.alter_drop ON CLUSTER {database} DROP PARTITION ID 'all'",
|
|
settings={"replication_alter_partitions_sync": 2},
|
|
)
|
|
assert (
|
|
main_node.query(
|
|
f"SELECT CounterID FROM clusterAllReplicas('{database}', {database}.alter_drop)"
|
|
)
|
|
== ""
|
|
)
|
|
assert dummy_node.query(f"SELECT CounterID FROM {database}.alter_drop") == ""
|
|
main_node.query(f"DROP DATABASE {database}")
|
|
dummy_node.query(f"DROP DATABASE {database}")
|
|
snapshotting_node.query(f"DROP DATABASE {database}")
|
|
|
|
|
|
def test_alter_fetch(started_cluster):
|
|
main_node.query(
|
|
"CREATE DATABASE alter_fetch ENGINE = Replicated('/test/alter_fetch', 'shard1', 'replica1');"
|
|
)
|
|
dummy_node.query(
|
|
"CREATE DATABASE alter_fetch ENGINE = Replicated('/test/alter_fetch', 'shard1', 'replica2');"
|
|
)
|
|
|
|
main_node.query(
|
|
"CREATE TABLE alter_fetch.fetch_source (CounterID UInt32) ENGINE = ReplicatedMergeTree ORDER BY (CounterID)"
|
|
)
|
|
main_node.query(
|
|
"CREATE TABLE alter_fetch.fetch_target (CounterID UInt32) ENGINE = ReplicatedMergeTree ORDER BY (CounterID)"
|
|
)
|
|
main_node.query("INSERT INTO alter_fetch.fetch_source VALUES (123)")
|
|
table_uuid = get_table_uuid("alter_fetch", "fetch_source")
|
|
main_node.query(
|
|
f"ALTER TABLE alter_fetch.fetch_target FETCH PART 'all_0_0_0' FROM '/clickhouse/tables/{table_uuid}/{{shard}}' "
|
|
)
|
|
detached_parts_query = "SELECT name FROM system.detached_parts WHERE database='alter_fetch' AND table='fetch_target'"
|
|
assert main_node.query(detached_parts_query) == "all_0_0_0\n"
|
|
assert dummy_node.query(detached_parts_query) == ""
|
|
|
|
main_node.query("DROP DATABASE alter_fetch SYNC")
|
|
dummy_node.query("DROP DATABASE alter_fetch SYNC")
|
|
|
|
|
|
def test_alters_from_different_replicas(started_cluster):
|
|
main_node.query(
|
|
"CREATE DATABASE alters_from_different_replicas ENGINE = Replicated('/test/alters_from_different_replicas', 'shard1', 'replica1');"
|
|
)
|
|
dummy_node.query(
|
|
"CREATE DATABASE alters_from_different_replicas ENGINE = Replicated('/test/alters_from_different_replicas', 'shard1', 'replica2');"
|
|
)
|
|
|
|
# test_alters_from_different_replicas
|
|
competing_node.query(
|
|
"CREATE DATABASE alters_from_different_replicas ENGINE = Replicated('/test/alters_from_different_replicas', 'shard1', 'replica3');"
|
|
)
|
|
|
|
main_node.query(
|
|
"CREATE TABLE alters_from_different_replicas.concurrent_test "
|
|
"(CounterID UInt32, StartDate Date, UserID UInt32, VisitID UInt32, NestedColumn Nested(A UInt8, S String), ToDrop UInt32) "
|
|
"ENGINE = MergeTree PARTITION BY toYYYYMM(StartDate) ORDER BY (CounterID, StartDate, intHash32(UserID), VisitID);"
|
|
)
|
|
|
|
main_node.query(
|
|
"CREATE TABLE alters_from_different_replicas.dist AS alters_from_different_replicas.concurrent_test ENGINE = Distributed(alters_from_different_replicas, alters_from_different_replicas, concurrent_test, CounterID)"
|
|
)
|
|
|
|
dummy_node.stop_clickhouse(kill=True)
|
|
|
|
settings = {"distributed_ddl_task_timeout": 5}
|
|
assert (
|
|
"There are 1 unfinished hosts (0 of them are currently executing the task"
|
|
in competing_node.query_and_get_error(
|
|
"ALTER TABLE alters_from_different_replicas.concurrent_test ADD COLUMN Added0 UInt32;",
|
|
settings=settings,
|
|
)
|
|
)
|
|
settings = {
|
|
"distributed_ddl_task_timeout": 5,
|
|
"distributed_ddl_output_mode": "null_status_on_timeout",
|
|
}
|
|
assert "shard1\treplica2\tQUEUED\t" in main_node.query(
|
|
"ALTER TABLE alters_from_different_replicas.concurrent_test ADD COLUMN Added2 UInt32;",
|
|
settings=settings,
|
|
)
|
|
settings = {
|
|
"distributed_ddl_task_timeout": 5,
|
|
"distributed_ddl_output_mode": "never_throw",
|
|
}
|
|
assert "shard1\treplica2\tQUEUED\t" in competing_node.query(
|
|
"ALTER TABLE alters_from_different_replicas.concurrent_test ADD COLUMN Added1 UInt32 AFTER Added0;",
|
|
settings=settings,
|
|
)
|
|
dummy_node.start_clickhouse()
|
|
main_node.query(
|
|
"ALTER TABLE alters_from_different_replicas.concurrent_test ADD COLUMN AddedNested1 Nested(A UInt32, B UInt64) AFTER Added2;"
|
|
)
|
|
competing_node.query(
|
|
"ALTER TABLE alters_from_different_replicas.concurrent_test ADD COLUMN AddedNested1.C Array(String) AFTER AddedNested1.B;"
|
|
)
|
|
main_node.query(
|
|
"ALTER TABLE alters_from_different_replicas.concurrent_test ADD COLUMN AddedNested2 Nested(A UInt32, B UInt64) AFTER AddedNested1;"
|
|
)
|
|
|
|
expected = (
|
|
"CREATE TABLE alters_from_different_replicas.concurrent_test\\n(\\n `CounterID` UInt32,\\n `StartDate` Date,\\n `UserID` UInt32,\\n"
|
|
" `VisitID` UInt32,\\n `NestedColumn.A` Array(UInt8),\\n `NestedColumn.S` Array(String),\\n `ToDrop` UInt32,\\n"
|
|
" `Added0` UInt32,\\n `Added1` UInt32,\\n `Added2` UInt32,\\n `AddedNested1.A` Array(UInt32),\\n"
|
|
" `AddedNested1.B` Array(UInt64),\\n `AddedNested1.C` Array(String),\\n `AddedNested2.A` Array(UInt32),\\n"
|
|
" `AddedNested2.B` Array(UInt64)\\n)\\n"
|
|
"ENGINE = MergeTree\\nPARTITION BY toYYYYMM(StartDate)\\nORDER BY (CounterID, StartDate, intHash32(UserID), VisitID)\\nSETTINGS index_granularity = 8192"
|
|
)
|
|
|
|
assert_create_query(
|
|
[main_node, competing_node],
|
|
"alters_from_different_replicas.concurrent_test",
|
|
expected,
|
|
)
|
|
|
|
# test_create_replica_after_delay
|
|
main_node.query("DROP TABLE alters_from_different_replicas.concurrent_test SYNC")
|
|
main_node.query(
|
|
"CREATE TABLE alters_from_different_replicas.concurrent_test "
|
|
"(CounterID UInt32, StartDate Date, UserID UInt32, VisitID UInt32, NestedColumn Nested(A UInt8, S String), ToDrop UInt32) "
|
|
"ENGINE = ReplicatedMergeTree ORDER BY CounterID;"
|
|
)
|
|
|
|
expected = (
|
|
"CREATE TABLE alters_from_different_replicas.concurrent_test\\n(\\n `CounterID` UInt32,\\n `StartDate` Date,\\n `UserID` UInt32,\\n"
|
|
" `VisitID` UInt32,\\n `NestedColumn.A` Array(UInt8),\\n `NestedColumn.S` Array(String),\\n `ToDrop` UInt32\\n)\\n"
|
|
"ENGINE = ReplicatedMergeTree(\\'/clickhouse/tables/{uuid}/{shard}\\', \\'{replica}\\')\\nORDER BY CounterID\\nSETTINGS index_granularity = 8192"
|
|
)
|
|
|
|
assert_create_query(
|
|
[main_node, competing_node],
|
|
"alters_from_different_replicas.concurrent_test",
|
|
expected,
|
|
)
|
|
|
|
main_node.query(
|
|
"INSERT INTO alters_from_different_replicas.dist (CounterID, StartDate, UserID) SELECT number, addDays(toDate('2020-02-02'), number), intHash32(number) FROM numbers(10)"
|
|
)
|
|
|
|
# test_replica_restart
|
|
main_node.restart_clickhouse()
|
|
|
|
expected = (
|
|
"CREATE TABLE alters_from_different_replicas.concurrent_test\\n(\\n `CounterID` UInt32,\\n `StartDate` Date,\\n `UserID` UInt32,\\n"
|
|
" `VisitID` UInt32,\\n `NestedColumn.A` Array(UInt8),\\n `NestedColumn.S` Array(String),\\n `ToDrop` UInt32\\n)\\n"
|
|
"ENGINE = ReplicatedMergeTree(\\'/clickhouse/tables/{uuid}/{shard}\\', \\'{replica}\\')\\nORDER BY CounterID\\nSETTINGS index_granularity = 8192"
|
|
)
|
|
|
|
# test_snapshot_and_snapshot_recover
|
|
snapshotting_node.query(
|
|
"CREATE DATABASE alters_from_different_replicas ENGINE = Replicated('/test/alters_from_different_replicas', 'shard2', 'replica1');"
|
|
)
|
|
snapshot_recovering_node.query(
|
|
"CREATE DATABASE alters_from_different_replicas ENGINE = Replicated('/test/alters_from_different_replicas', 'shard2', 'replica2');"
|
|
)
|
|
assert_create_query(
|
|
all_nodes, "alters_from_different_replicas.concurrent_test", expected
|
|
)
|
|
|
|
main_node.query("SYSTEM FLUSH DISTRIBUTED alters_from_different_replicas.dist")
|
|
main_node.query(
|
|
"ALTER TABLE alters_from_different_replicas.concurrent_test UPDATE StartDate = addYears(StartDate, 1) WHERE 1"
|
|
)
|
|
res = main_node.query(
|
|
"ALTER TABLE alters_from_different_replicas.concurrent_test DELETE WHERE UserID % 2"
|
|
)
|
|
assert (
|
|
"shard1\treplica1\tOK" in res
|
|
and "shard1\treplica2\tOK" in res
|
|
and "shard1\treplica3\tOK" in res
|
|
)
|
|
assert "shard2\treplica1\tOK" in res and "shard2\treplica2\tOK" in res
|
|
|
|
expected = (
|
|
"1\t1\tmain_node\n"
|
|
"1\t2\tdummy_node\n"
|
|
"1\t3\tcompeting_node\n"
|
|
"2\t1\tsnapshotting_node\n"
|
|
"2\t2\tsnapshot_recovering_node\n"
|
|
)
|
|
assert (
|
|
main_node.query(
|
|
"SELECT shard_num, replica_num, host_name FROM system.clusters WHERE cluster='alters_from_different_replicas'"
|
|
)
|
|
== expected
|
|
)
|
|
|
|
# test_drop_and_create_replica
|
|
main_node.query("DROP DATABASE alters_from_different_replicas SYNC")
|
|
main_node.query(
|
|
"CREATE DATABASE alters_from_different_replicas ENGINE = Replicated('/test/alters_from_different_replicas', 'shard1', 'replica1');"
|
|
)
|
|
|
|
expected = (
|
|
"CREATE TABLE alters_from_different_replicas.concurrent_test\\n(\\n `CounterID` UInt32,\\n `StartDate` Date,\\n `UserID` UInt32,\\n"
|
|
" `VisitID` UInt32,\\n `NestedColumn.A` Array(UInt8),\\n `NestedColumn.S` Array(String),\\n `ToDrop` UInt32\\n)\\n"
|
|
"ENGINE = ReplicatedMergeTree(\\'/clickhouse/tables/{uuid}/{shard}\\', \\'{replica}\\')\\nORDER BY CounterID\\nSETTINGS index_granularity = 8192"
|
|
)
|
|
|
|
assert_create_query(
|
|
[main_node, competing_node],
|
|
"alters_from_different_replicas.concurrent_test",
|
|
expected,
|
|
)
|
|
assert_create_query(
|
|
all_nodes, "alters_from_different_replicas.concurrent_test", expected
|
|
)
|
|
|
|
for node in all_nodes:
|
|
node.query("SYSTEM SYNC REPLICA alters_from_different_replicas.concurrent_test")
|
|
|
|
expected = (
|
|
"0\t2021-02-02\t4249604106\n"
|
|
"1\t2021-02-03\t1343103100\n"
|
|
"4\t2021-02-06\t3902320246\n"
|
|
"7\t2021-02-09\t3844986530\n"
|
|
"9\t2021-02-11\t1241149650\n"
|
|
)
|
|
|
|
assert_eq_with_retry(
|
|
dummy_node,
|
|
"SELECT CounterID, StartDate, UserID FROM alters_from_different_replicas.dist ORDER BY CounterID",
|
|
expected,
|
|
)
|
|
main_node.query("DROP DATABASE alters_from_different_replicas SYNC")
|
|
dummy_node.query("DROP DATABASE alters_from_different_replicas SYNC")
|
|
competing_node.query("DROP DATABASE alters_from_different_replicas SYNC")
|
|
snapshotting_node.query("DROP DATABASE alters_from_different_replicas SYNC")
|
|
snapshot_recovering_node.query("DROP DATABASE alters_from_different_replicas SYNC")
|
|
|
|
|
|
def create_some_tables(db):
|
|
settings = {
|
|
"distributed_ddl_task_timeout": 0,
|
|
"allow_experimental_object_type": 1,
|
|
"allow_suspicious_codecs": 1,
|
|
}
|
|
main_node.query(f"CREATE TABLE {db}.t1 (n int) ENGINE=Memory", settings=settings)
|
|
dummy_node.query(
|
|
f"CREATE TABLE {db}.t2 (s String) ENGINE=Memory", settings=settings
|
|
)
|
|
main_node.query(
|
|
f"CREATE TABLE {db}.mt1 (n int) ENGINE=MergeTree order by n",
|
|
settings=settings,
|
|
)
|
|
dummy_node.query(
|
|
f"CREATE TABLE {db}.mt2 (n int) ENGINE=MergeTree order by n",
|
|
settings=settings,
|
|
)
|
|
main_node.query(
|
|
f"CREATE TABLE {db}.rmt1 (n int) ENGINE=ReplicatedMergeTree order by n",
|
|
settings=settings,
|
|
)
|
|
dummy_node.query(
|
|
f"CREATE TABLE {db}.rmt2 (n int CODEC(ZSTD, ZSTD, ZSTD(12), LZ4HC(12))) ENGINE=ReplicatedMergeTree order by n",
|
|
settings=settings,
|
|
)
|
|
main_node.query(
|
|
f"CREATE TABLE {db}.rmt3 (n int, json Object('json') materialized '') ENGINE=ReplicatedMergeTree order by n",
|
|
settings=settings,
|
|
)
|
|
dummy_node.query(
|
|
f"CREATE TABLE {db}.rmt5 (n int) ENGINE=ReplicatedMergeTree order by n",
|
|
settings=settings,
|
|
)
|
|
main_node.query(
|
|
f"CREATE MATERIALIZED VIEW {db}.mv1 (n int) ENGINE=ReplicatedMergeTree order by n AS SELECT n FROM recover.rmt1",
|
|
settings=settings,
|
|
)
|
|
dummy_node.query(
|
|
f"CREATE MATERIALIZED VIEW {db}.mv2 (n int) ENGINE=ReplicatedMergeTree order by n AS SELECT n FROM recover.rmt2",
|
|
settings=settings,
|
|
)
|
|
main_node.query(
|
|
f"CREATE DICTIONARY {db}.d1 (n int DEFAULT 0, m int DEFAULT 1) PRIMARY KEY n "
|
|
"SOURCE(CLICKHOUSE(HOST 'localhost' PORT 9000 USER 'default' TABLE 'rmt1' PASSWORD '' DB 'recover')) "
|
|
"LIFETIME(MIN 1 MAX 10) LAYOUT(FLAT())"
|
|
)
|
|
dummy_node.query(
|
|
f"CREATE DICTIONARY {db}.d2 (n int DEFAULT 0, m int DEFAULT 1) PRIMARY KEY n "
|
|
"SOURCE(CLICKHOUSE(HOST 'localhost' PORT 9000 USER 'default' TABLE 'rmt2' PASSWORD '' DB 'recover')) "
|
|
"LIFETIME(MIN 1 MAX 10) LAYOUT(FLAT())"
|
|
)
|
|
|
|
|
|
# These tables are used to check that DatabaseReplicated correctly renames all the tables in case when it restores from the lost state
|
|
def create_table_for_exchanges(db):
|
|
settings = {"distributed_ddl_task_timeout": 0}
|
|
for table in ["a1", "a2", "a3", "a4", "a5", "a6"]:
|
|
main_node.query(
|
|
f"CREATE TABLE {db}.{table} (s String) ENGINE=ReplicatedMergeTree order by s",
|
|
settings=settings,
|
|
)
|
|
|
|
|
|
def test_recover_staled_replica(started_cluster):
|
|
main_node.query(
|
|
"CREATE DATABASE recover ENGINE = Replicated('/clickhouse/databases/recover', 'shard1', 'replica1');"
|
|
)
|
|
started_cluster.get_kazoo_client("zoo1").set(
|
|
"/clickhouse/databases/recover/logs_to_keep", b"10"
|
|
)
|
|
dummy_node.query(
|
|
"CREATE DATABASE recover ENGINE = Replicated('/clickhouse/databases/recover', 'shard1', 'replica2');"
|
|
)
|
|
|
|
settings = {"distributed_ddl_task_timeout": 0}
|
|
create_some_tables("recover")
|
|
create_table_for_exchanges("recover")
|
|
|
|
for table in ["t1", "t2", "mt1", "mt2", "rmt1", "rmt2", "rmt3", "rmt5"]:
|
|
main_node.query(f"INSERT INTO recover.{table} VALUES (42)")
|
|
for table in ["t1", "t2", "mt1", "mt2"]:
|
|
dummy_node.query(f"INSERT INTO recover.{table} VALUES (42)")
|
|
|
|
for i, table in enumerate(["a1", "a2", "a3", "a4", "a5", "a6"]):
|
|
main_node.query(f"INSERT INTO recover.{table} VALUES ('{str(i + 1) * 10}')")
|
|
|
|
for table in ["rmt1", "rmt2", "rmt3", "rmt5"]:
|
|
main_node.query(f"SYSTEM SYNC REPLICA recover.{table}")
|
|
for table in ["a1", "a2", "a3", "a4", "a5", "a6"]:
|
|
main_node.query(f"SYSTEM SYNC REPLICA recover.{table}")
|
|
|
|
with PartitionManager() as pm:
|
|
pm.drop_instance_zk_connections(dummy_node)
|
|
dummy_node.query_and_get_error("RENAME TABLE recover.t1 TO recover.m1")
|
|
|
|
main_node.query_with_retry(
|
|
"RENAME TABLE recover.t1 TO recover.m1", settings=settings
|
|
)
|
|
main_node.query_with_retry(
|
|
"ALTER TABLE recover.mt1 ADD COLUMN m int", settings=settings
|
|
)
|
|
main_node.query_with_retry(
|
|
"ALTER TABLE recover.rmt1 ADD COLUMN m int", settings=settings
|
|
)
|
|
main_node.query_with_retry(
|
|
"RENAME TABLE recover.rmt3 TO recover.rmt4", settings=settings
|
|
)
|
|
main_node.query_with_retry("DROP TABLE recover.rmt5", settings=settings)
|
|
main_node.query_with_retry("DROP DICTIONARY recover.d2", settings=settings)
|
|
main_node.query_with_retry(
|
|
"CREATE DICTIONARY recover.d2 (n int DEFAULT 0, m int DEFAULT 1) PRIMARY KEY n "
|
|
"SOURCE(CLICKHOUSE(HOST 'localhost' PORT 9000 USER 'default' TABLE 'rmt1' PASSWORD '' DB 'recover')) "
|
|
"LIFETIME(MIN 1 MAX 10) LAYOUT(FLAT());",
|
|
settings=settings,
|
|
)
|
|
|
|
inner_table = (
|
|
".inner_id."
|
|
+ dummy_node.query_with_retry(
|
|
"SELECT uuid FROM system.tables WHERE database='recover' AND name='mv1'"
|
|
).strip()
|
|
)
|
|
main_node.query_with_retry(
|
|
f"ALTER TABLE recover.`{inner_table}` MODIFY COLUMN n int DEFAULT 42",
|
|
settings=settings,
|
|
)
|
|
main_node.query_with_retry(
|
|
"ALTER TABLE recover.mv1 MODIFY QUERY SELECT m as n FROM recover.rmt1",
|
|
settings=settings,
|
|
)
|
|
main_node.query_with_retry(
|
|
"RENAME TABLE recover.mv2 TO recover.mv3",
|
|
settings=settings,
|
|
)
|
|
|
|
main_node.query_with_retry(
|
|
"CREATE TABLE recover.tmp AS recover.m1", settings=settings
|
|
)
|
|
main_node.query_with_retry("DROP TABLE recover.tmp", settings=settings)
|
|
main_node.query_with_retry(
|
|
"CREATE TABLE recover.tmp AS recover.m1", settings=settings
|
|
)
|
|
main_node.query_with_retry("DROP TABLE recover.tmp", settings=settings)
|
|
main_node.query_with_retry(
|
|
"CREATE TABLE recover.tmp AS recover.m1", settings=settings
|
|
)
|
|
|
|
main_node.query("EXCHANGE TABLES recover.a1 AND recover.a2", settings=settings)
|
|
main_node.query("EXCHANGE TABLES recover.a3 AND recover.a4", settings=settings)
|
|
main_node.query("EXCHANGE TABLES recover.a5 AND recover.a4", settings=settings)
|
|
main_node.query("EXCHANGE TABLES recover.a6 AND recover.a3", settings=settings)
|
|
main_node.query("RENAME TABLE recover.a6 TO recover.a7", settings=settings)
|
|
main_node.query("RENAME TABLE recover.a1 TO recover.a8", settings=settings)
|
|
|
|
assert (
|
|
main_node.query(
|
|
"SELECT name FROM system.tables WHERE database='recover' AND name NOT LIKE '.inner_id.%' ORDER BY name"
|
|
)
|
|
== "a2\na3\na4\na5\na7\na8\nd1\nd2\nm1\nmt1\nmt2\nmv1\nmv3\nrmt1\nrmt2\nrmt4\nt2\ntmp\n"
|
|
)
|
|
query = (
|
|
"SELECT name, uuid, create_table_query FROM system.tables WHERE database='recover' AND name NOT LIKE '.inner_id.%' "
|
|
"ORDER BY name SETTINGS show_table_uuid_in_table_create_query_if_not_nil=1"
|
|
)
|
|
expected = main_node.query(query)
|
|
assert_eq_with_retry(dummy_node, query, expected)
|
|
assert (
|
|
main_node.query(
|
|
"SELECT count() FROM system.tables WHERE database='recover' AND name LIKE '.inner_id.%'"
|
|
)
|
|
== "2\n"
|
|
)
|
|
assert (
|
|
dummy_node.query(
|
|
"SELECT count() FROM system.tables WHERE database='recover' AND name LIKE '.inner_id.%'"
|
|
)
|
|
== "2\n"
|
|
)
|
|
|
|
# Check that Database Replicated renamed all the tables correctly
|
|
for i, table in enumerate(["a2", "a8", "a5", "a7", "a4", "a3"]):
|
|
assert (
|
|
dummy_node.query(f"SELECT * FROM recover.{table}") == f"{str(i + 1) * 10}\n"
|
|
)
|
|
|
|
for table in [
|
|
"m1",
|
|
"t2",
|
|
"mt1",
|
|
"mt2",
|
|
"rmt1",
|
|
"rmt2",
|
|
"rmt4",
|
|
"d1",
|
|
"d2",
|
|
"mv1",
|
|
"mv3",
|
|
]:
|
|
assert main_node.query(f"SELECT (*,).1 FROM recover.{table}") == "42\n"
|
|
for table in ["t2", "rmt1", "rmt2", "rmt4", "d1", "d2", "mt2", "mv1", "mv3"]:
|
|
assert (
|
|
dummy_node.query(f"SELECT '{table}', (*,).1 FROM recover.{table}")
|
|
== f"{table}\t42\n"
|
|
)
|
|
for table in ["m1", "mt1"]:
|
|
assert dummy_node.query(f"SELECT count() FROM recover.{table}") == "0\n"
|
|
global test_recover_staled_replica_run
|
|
assert (
|
|
dummy_node.query(
|
|
"SELECT count() FROM system.tables WHERE database='recover_broken_tables'"
|
|
)
|
|
== f"{test_recover_staled_replica_run}\n"
|
|
)
|
|
assert (
|
|
dummy_node.query(
|
|
"SELECT count() FROM system.tables WHERE database='recover_broken_replicated_tables'"
|
|
)
|
|
== f"{test_recover_staled_replica_run}\n"
|
|
)
|
|
test_recover_staled_replica_run += 1
|
|
|
|
print(dummy_node.query("SHOW DATABASES"))
|
|
print(dummy_node.query("SHOW TABLES FROM recover_broken_tables"))
|
|
print(dummy_node.query("SHOW TABLES FROM recover_broken_replicated_tables"))
|
|
|
|
table = dummy_node.query(
|
|
"SHOW TABLES FROM recover_broken_tables LIKE 'mt1_41_%' LIMIT 1"
|
|
).strip()
|
|
assert (
|
|
dummy_node.query(f"SELECT (*,).1 FROM recover_broken_tables.{table}") == "42\n"
|
|
)
|
|
table = dummy_node.query(
|
|
"SHOW TABLES FROM recover_broken_replicated_tables LIKE 'rmt5_41_%' LIMIT 1"
|
|
).strip()
|
|
assert (
|
|
dummy_node.query(f"SELECT (*,).1 FROM recover_broken_replicated_tables.{table}")
|
|
== "42\n"
|
|
)
|
|
|
|
expected = "Cleaned 6 outdated objects: dropped 1 dictionaries and 3 tables, moved 2 tables"
|
|
assert_logs_contain(dummy_node, expected)
|
|
|
|
dummy_node.query("DROP TABLE recover.tmp")
|
|
assert_eq_with_retry(
|
|
main_node,
|
|
"SELECT count() FROM system.tables WHERE database='recover' AND name='tmp'",
|
|
"0\n",
|
|
)
|
|
main_node.query("DROP DATABASE recover SYNC")
|
|
dummy_node.query("DROP DATABASE recover SYNC")
|
|
|
|
|
|
def test_recover_staled_replica_many_mvs(started_cluster):
|
|
main_node.query("DROP DATABASE IF EXISTS recover_mvs")
|
|
dummy_node.query("DROP DATABASE IF EXISTS recover_mvs")
|
|
|
|
main_node.query_with_retry(
|
|
"CREATE DATABASE IF NOT EXISTS recover_mvs ENGINE = Replicated('/clickhouse/databases/recover_mvs', 'shard1', 'replica1');"
|
|
)
|
|
started_cluster.get_kazoo_client("zoo1").set(
|
|
"/clickhouse/databases/recover_mvs/logs_to_keep", b"10"
|
|
)
|
|
dummy_node.query_with_retry(
|
|
"CREATE DATABASE IF NOT EXISTS recover_mvs ENGINE = Replicated('/clickhouse/databases/recover_mvs', 'shard1', 'replica2');"
|
|
)
|
|
|
|
settings = {"distributed_ddl_task_timeout": 0}
|
|
|
|
with PartitionManager() as pm:
|
|
pm.drop_instance_zk_connections(dummy_node)
|
|
dummy_node.query_and_get_error("RENAME TABLE recover_mvs.t1 TO recover_mvs.m1")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query(
|
|
f"CREATE TABLE recover_mvs.rmt{identifier} (n int) ENGINE=ReplicatedMergeTree ORDER BY n",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created tables")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query(
|
|
f"CREATE TABLE recover_mvs.mv_inner{identifier} (n int) ENGINE=ReplicatedMergeTree ORDER BY n",
|
|
settings=settings,
|
|
)
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query_with_retry(
|
|
f"""CREATE MATERIALIZED VIEW recover_mvs.mv{identifier}
|
|
TO recover_mvs.mv_inner{identifier}
|
|
AS SELECT * FROM recover_mvs.rmt{identifier}""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created MVs")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query_with_retry(
|
|
f"""CREATE VIEW recover_mvs.view_from_mv{identifier}
|
|
AS SELECT * FROM recover_mvs.mv{identifier}""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created Views on top of MVs")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query_with_retry(
|
|
f"""CREATE MATERIALIZED VIEW recover_mvs.cascade_mv{identifier}
|
|
ENGINE=MergeTree() ORDER BY tuple()
|
|
POPULATE AS SELECT * FROM recover_mvs.mv_inner{identifier};""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created cascade MVs")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query_with_retry(
|
|
f"""CREATE VIEW recover_mvs.view_from_cascade_mv{identifier}
|
|
AS SELECT * FROM recover_mvs.cascade_mv{identifier}""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created Views on top of cascade MVs")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query_with_retry(
|
|
f"""CREATE MATERIALIZED VIEW recover_mvs.double_cascade_mv{identifier}
|
|
ENGINE=MergeTree() ORDER BY tuple()
|
|
POPULATE AS SELECT * FROM recover_mvs.`.inner_id.{get_table_uuid("recover_mvs", f"cascade_mv{identifier}")}`""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created double cascade MVs")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query_with_retry(
|
|
f"""CREATE VIEW recover_mvs.view_from_double_cascade_mv{identifier}
|
|
AS SELECT * FROM recover_mvs.double_cascade_mv{identifier}""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created Views on top of double cascade MVs")
|
|
|
|
# This weird table name is actually makes sence because it starts with letter `a` and may break some internal sorting
|
|
main_node.query_with_retry(
|
|
"""
|
|
CREATE VIEW recover_mvs.anime
|
|
AS
|
|
SELECT n
|
|
FROM
|
|
(
|
|
SELECT *
|
|
FROM
|
|
(
|
|
SELECT *
|
|
FROM
|
|
(
|
|
SELECT *
|
|
FROM recover_mvs.mv_inner1 AS q1
|
|
INNER JOIN recover_mvs.mv_inner2 AS q2 ON q1.n = q2.n
|
|
) AS new_table_1
|
|
INNER JOIN recover_mvs.mv_inner3 AS q3 ON new_table_1.n = q3.n
|
|
) AS new_table_2
|
|
INNER JOIN recover_mvs.mv_inner4 AS q4 ON new_table_2.n = q4.n
|
|
)
|
|
""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created final boss")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query_with_retry(
|
|
f"""CREATE DICTIONARY recover_mvs.`11111d{identifier}` (n UInt64)
|
|
PRIMARY KEY n
|
|
SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() TABLE 'double_cascade_mv{identifier}' DB 'recover_mvs'))
|
|
LAYOUT(FLAT()) LIFETIME(1)""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created dictionaries")
|
|
|
|
for identifier in ["1", "2", "3", "4"]:
|
|
main_node.query_with_retry(
|
|
f"""CREATE VIEW recover_mvs.`00000vd{identifier}`
|
|
AS SELECT * FROM recover_mvs.`11111d{identifier}`""",
|
|
settings=settings,
|
|
)
|
|
|
|
print("Created Views on top of dictionaries")
|
|
|
|
dummy_node.query("SYSTEM SYNC DATABASE REPLICA recover_mvs")
|
|
query = "SELECT name FROM system.tables WHERE database='recover_mvs' ORDER BY name"
|
|
assert main_node.query(query) == dummy_node.query(query)
|
|
|
|
main_node.query("DROP DATABASE IF EXISTS recover_mvs")
|
|
dummy_node.query("DROP DATABASE IF EXISTS recover_mvs")
|
|
|
|
|
|
def test_startup_without_zk(started_cluster):
|
|
with PartitionManager() as pm:
|
|
pm.drop_instance_zk_connections(main_node)
|
|
err = main_node.query_and_get_error(
|
|
"CREATE DATABASE startup ENGINE = Replicated('/clickhouse/databases/startup', 'shard1', 'replica1');"
|
|
)
|
|
assert "ZooKeeper" in err or "Coordination::Exception" in err
|
|
main_node.query(
|
|
"CREATE DATABASE startup ENGINE = Replicated('/clickhouse/databases/startup', 'shard1', 'replica1');"
|
|
)
|
|
main_node.query(
|
|
"CREATE TABLE startup.rmt (n int) ENGINE=ReplicatedMergeTree order by n"
|
|
)
|
|
|
|
main_node.query("INSERT INTO startup.rmt VALUES (42)")
|
|
with PartitionManager() as pm:
|
|
pm.drop_instance_zk_connections(main_node)
|
|
main_node.restart_clickhouse(stop_start_wait_sec=60)
|
|
assert main_node.query("SELECT (*,).1 FROM startup.rmt") == "42\n"
|
|
|
|
# we need to wait until the table is not readonly
|
|
main_node.query_with_retry("INSERT INTO startup.rmt VALUES(42)")
|
|
|
|
main_node.query_with_retry("CREATE TABLE startup.m (n int) ENGINE=Memory")
|
|
|
|
main_node.query("EXCHANGE TABLES startup.rmt AND startup.m")
|
|
assert main_node.query("SELECT (*,).1 FROM startup.m") == "42\n"
|
|
|
|
main_node.query("DROP DATABASE startup SYNC")
|
|
|
|
|
|
def test_server_uuid(started_cluster):
|
|
uuid1 = main_node.query("select serverUUID()")
|
|
uuid2 = dummy_node.query("select serverUUID()")
|
|
assert uuid1 != uuid2
|
|
main_node.restart_clickhouse()
|
|
uuid1_after_restart = main_node.query("select serverUUID()")
|
|
assert uuid1 == uuid1_after_restart
|
|
|
|
|
|
def test_sync_replica(started_cluster):
|
|
main_node.query(
|
|
"CREATE DATABASE test_sync_database ENGINE = Replicated('/test/sync_replica', 'shard1', 'replica1');"
|
|
)
|
|
dummy_node.query(
|
|
"CREATE DATABASE test_sync_database ENGINE = Replicated('/test/sync_replica', 'shard1', 'replica2');"
|
|
)
|
|
|
|
number_of_tables = 1000
|
|
|
|
settings = {"distributed_ddl_task_timeout": 0}
|
|
|
|
with PartitionManager() as pm:
|
|
pm.drop_instance_zk_connections(dummy_node)
|
|
|
|
for i in range(number_of_tables):
|
|
main_node.query(
|
|
"CREATE TABLE test_sync_database.table_{} (n int) ENGINE=MergeTree order by n".format(
|
|
i
|
|
),
|
|
settings=settings,
|
|
)
|
|
|
|
# wait for host to reconnect
|
|
dummy_node.query_with_retry("SELECT * FROM system.zookeeper WHERE path='/'")
|
|
|
|
dummy_node.query("SYSTEM SYNC DATABASE REPLICA test_sync_database")
|
|
|
|
assert dummy_node.query(
|
|
"SELECT count() FROM system.tables where database='test_sync_database'"
|
|
).strip() == str(number_of_tables)
|
|
|
|
assert main_node.query(
|
|
"SELECT count() FROM system.tables where database='test_sync_database'"
|
|
).strip() == str(number_of_tables)
|
|
|
|
engine_settings = {"default_table_engine": "ReplicatedMergeTree"}
|
|
dummy_node.query(
|
|
"CREATE TABLE test_sync_database.table (n int, primary key n) partition by n",
|
|
settings=engine_settings,
|
|
)
|
|
main_node.query("INSERT INTO test_sync_database.table SELECT * FROM numbers(10)")
|
|
dummy_node.query("TRUNCATE TABLE test_sync_database.table", settings=settings)
|
|
dummy_node.query(
|
|
"ALTER TABLE test_sync_database.table ADD COLUMN m int", settings=settings
|
|
)
|
|
|
|
main_node.query(
|
|
"SYSTEM SYNC DATABASE REPLICA ON CLUSTER test_sync_database test_sync_database"
|
|
)
|
|
|
|
lp1 = main_node.query(
|
|
"select value from system.zookeeper where path='/test/sync_replica/replicas/shard1|replica1' and name='log_ptr'"
|
|
)
|
|
lp2 = main_node.query(
|
|
"select value from system.zookeeper where path='/test/sync_replica/replicas/shard1|replica2' and name='log_ptr'"
|
|
)
|
|
max_lp = main_node.query(
|
|
"select value from system.zookeeper where path='/test/sync_replica/' and name='max_log_ptr'"
|
|
)
|
|
assert lp1 == max_lp
|
|
assert lp2 == max_lp
|
|
|
|
main_node.query("DROP DATABASE test_sync_database SYNC")
|
|
dummy_node.query("DROP DATABASE test_sync_database SYNC")
|
|
|
|
|
|
def test_force_synchronous_settings(started_cluster):
|
|
main_node.query(
|
|
"CREATE DATABASE test_force_synchronous_settings ENGINE = Replicated('/clickhouse/databases/test2', 'shard1', 'replica1');"
|
|
)
|
|
dummy_node.query(
|
|
"CREATE DATABASE test_force_synchronous_settings ENGINE = Replicated('/clickhouse/databases/test2', 'shard1', 'replica2');"
|
|
)
|
|
snapshotting_node.query(
|
|
"CREATE DATABASE test_force_synchronous_settings ENGINE = Replicated('/clickhouse/databases/test2', 'shard2', 'replica1');"
|
|
)
|
|
main_node.query(
|
|
"CREATE TABLE test_force_synchronous_settings.t (n int) ENGINE=ReplicatedMergeTree('/test/same/path/{shard}', '{replica}') ORDER BY tuple()"
|
|
)
|
|
main_node.query(
|
|
"INSERT INTO test_force_synchronous_settings.t SELECT * FROM numbers(10)"
|
|
)
|
|
snapshotting_node.query(
|
|
"INSERT INTO test_force_synchronous_settings.t SELECT * FROM numbers(10)"
|
|
)
|
|
snapshotting_node.query(
|
|
"SYSTEM SYNC DATABASE REPLICA test_force_synchronous_settings"
|
|
)
|
|
dummy_node.query("SYSTEM SYNC DATABASE REPLICA test_force_synchronous_settings")
|
|
|
|
snapshotting_node.query("SYSTEM STOP MERGES test_force_synchronous_settings.t")
|
|
|
|
def start_merges_func():
|
|
time.sleep(5)
|
|
snapshotting_node.query("SYSTEM START MERGES test_force_synchronous_settings.t")
|
|
|
|
start_merges_thread = threading.Thread(target=start_merges_func)
|
|
start_merges_thread.start()
|
|
|
|
settings = {
|
|
"mutations_sync": 2,
|
|
"database_replicated_enforce_synchronous_settings": 1,
|
|
}
|
|
main_node.query(
|
|
"ALTER TABLE test_force_synchronous_settings.t UPDATE n = n * 10 WHERE 1",
|
|
settings=settings,
|
|
)
|
|
assert "10\t450\n" == snapshotting_node.query(
|
|
"SELECT count(), sum(n) FROM test_force_synchronous_settings.t"
|
|
)
|
|
start_merges_thread.join()
|
|
|
|
def select_func():
|
|
dummy_node.query(
|
|
"SELECT sleepEachRow(1) FROM test_force_synchronous_settings.t SETTINGS function_sleep_max_microseconds_per_block = 0"
|
|
)
|
|
|
|
select_thread = threading.Thread(target=select_func)
|
|
select_thread.start()
|
|
|
|
settings = {"database_replicated_enforce_synchronous_settings": 1}
|
|
snapshotting_node.query(
|
|
"DROP TABLE test_force_synchronous_settings.t SYNC", settings=settings
|
|
)
|
|
main_node.query(
|
|
"CREATE TABLE test_force_synchronous_settings.t (n String) ENGINE=ReplicatedMergeTree('/test/same/path/{shard}', '{replica}') ORDER BY tuple()"
|
|
)
|
|
select_thread.join()
|
|
|
|
|
|
def test_recover_digest_mismatch(started_cluster):
|
|
main_node.query("DROP DATABASE IF EXISTS recover_digest_mismatch")
|
|
dummy_node.query("DROP DATABASE IF EXISTS recover_digest_mismatch")
|
|
|
|
main_node.query(
|
|
"CREATE DATABASE recover_digest_mismatch ENGINE = Replicated('/clickhouse/databases/recover_digest_mismatch', 'shard1', 'replica1');"
|
|
)
|
|
dummy_node.query(
|
|
"CREATE DATABASE recover_digest_mismatch ENGINE = Replicated('/clickhouse/databases/recover_digest_mismatch', 'shard1', 'replica2');"
|
|
)
|
|
|
|
create_some_tables("recover_digest_mismatch")
|
|
|
|
main_node.query("SYSTEM SYNC DATABASE REPLICA recover_digest_mismatch")
|
|
dummy_node.query("SYSTEM SYNC DATABASE REPLICA recover_digest_mismatch")
|
|
|
|
ways_to_corrupt_metadata = [
|
|
"mv /var/lib/clickhouse/metadata/recover_digest_mismatch/t1.sql /var/lib/clickhouse/metadata/recover_digest_mismatch/m1.sql",
|
|
"sed --follow-symlinks -i 's/Int32/String/' /var/lib/clickhouse/metadata/recover_digest_mismatch/mv1.sql",
|
|
"rm -f /var/lib/clickhouse/metadata/recover_digest_mismatch/d1.sql",
|
|
"rm -rf /var/lib/clickhouse/metadata/recover_digest_mismatch/", # Will trigger "Directory already exists"
|
|
"rm -rf /var/lib/clickhouse/store",
|
|
]
|
|
|
|
for command in ways_to_corrupt_metadata:
|
|
print(f"Corrupting data using `{command}`")
|
|
need_remove_is_active_node = "rm -rf" in command
|
|
dummy_node.stop_clickhouse(kill=not need_remove_is_active_node)
|
|
dummy_node.exec_in_container(["bash", "-c", command])
|
|
|
|
query = (
|
|
"SELECT name, uuid, create_table_query FROM system.tables WHERE database='recover_digest_mismatch' AND name NOT LIKE '.inner_id.%' "
|
|
"ORDER BY name SETTINGS show_table_uuid_in_table_create_query_if_not_nil=1"
|
|
)
|
|
expected = main_node.query(query)
|
|
|
|
if need_remove_is_active_node:
|
|
# NOTE Otherwise it fails to recreate ReplicatedMergeTree table due to "Replica already exists"
|
|
main_node.query(
|
|
"SYSTEM DROP REPLICA '2' FROM DATABASE recover_digest_mismatch"
|
|
)
|
|
|
|
# There is a race condition between deleting active node and creating it on server startup
|
|
# So we start a server only after we deleted all table replicas from the Keeper
|
|
dummy_node.start_clickhouse()
|
|
assert_eq_with_retry(dummy_node, query, expected)
|
|
|
|
main_node.query("DROP DATABASE IF EXISTS recover_digest_mismatch")
|
|
dummy_node.query("DROP DATABASE IF EXISTS recover_digest_mismatch")
|
|
|
|
print("Everything Okay")
|
|
|
|
|
|
def test_replicated_table_structure_alter(started_cluster):
|
|
main_node.query("DROP DATABASE IF EXISTS table_structure")
|
|
dummy_node.query("DROP DATABASE IF EXISTS table_structure")
|
|
|
|
main_node.query(
|
|
"CREATE DATABASE table_structure ENGINE = Replicated('/clickhouse/databases/table_structure', 'shard1', 'replica1');"
|
|
)
|
|
dummy_node.query(
|
|
"CREATE DATABASE table_structure ENGINE = Replicated('/clickhouse/databases/table_structure', 'shard1', 'replica2');"
|
|
)
|
|
competing_node.query(
|
|
"CREATE DATABASE table_structure ENGINE = Replicated('/clickhouse/databases/table_structure', 'shard1', 'replica3');"
|
|
)
|
|
|
|
competing_node.query("CREATE TABLE table_structure.mem (n int) ENGINE=Memory")
|
|
dummy_node.query("DETACH DATABASE table_structure")
|
|
|
|
settings = {"distributed_ddl_task_timeout": 0}
|
|
main_node.query(
|
|
"CREATE TABLE table_structure.rmt (n int, v UInt64) ENGINE=ReplicatedReplacingMergeTree(v) ORDER BY n",
|
|
settings=settings,
|
|
)
|
|
|
|
competing_node.query("SYSTEM SYNC DATABASE REPLICA table_structure")
|
|
competing_node.query("DETACH DATABASE table_structure")
|
|
|
|
main_node.query(
|
|
"ALTER TABLE table_structure.rmt ADD COLUMN m int", settings=settings
|
|
)
|
|
main_node.query(
|
|
"ALTER TABLE table_structure.rmt COMMENT COLUMN v 'version'", settings=settings
|
|
)
|
|
main_node.query("INSERT INTO table_structure.rmt VALUES (1, 2, 3)")
|
|
|
|
command = "rm -f /var/lib/clickhouse/metadata/table_structure/mem.sql"
|
|
competing_node.exec_in_container(["bash", "-c", command])
|
|
competing_node.restart_clickhouse(kill=True)
|
|
|
|
dummy_node.query("ATTACH DATABASE table_structure")
|
|
dummy_node.query("SYSTEM SYNC DATABASE REPLICA table_structure")
|
|
dummy_node.query("SYSTEM SYNC REPLICA table_structure.rmt")
|
|
assert "1\t2\t3\n" == dummy_node.query("SELECT * FROM table_structure.rmt")
|
|
|
|
competing_node.query("SYSTEM SYNC DATABASE REPLICA table_structure")
|
|
competing_node.query("SYSTEM SYNC REPLICA table_structure.rmt")
|
|
# time.sleep(600)
|
|
assert "mem" in competing_node.query("SHOW TABLES FROM table_structure")
|
|
assert "1\t2\t3\n" == competing_node.query("SELECT * FROM table_structure.rmt")
|
|
|
|
main_node.query("ALTER TABLE table_structure.rmt ADD COLUMN k int")
|
|
main_node.query("INSERT INTO table_structure.rmt VALUES (1, 2, 3, 4)")
|
|
dummy_node.query("SYSTEM SYNC DATABASE REPLICA table_structure")
|
|
dummy_node.query("SYSTEM SYNC REPLICA table_structure.rmt")
|
|
assert "1\t2\t3\t0\n1\t2\t3\t4\n" == dummy_node.query(
|
|
"SELECT * FROM table_structure.rmt ORDER BY k"
|
|
)
|
|
|
|
|
|
def test_modify_comment(started_cluster):
|
|
main_node.query(
|
|
"CREATE DATABASE modify_comment_db ENGINE = Replicated('/test/modify_comment', 'shard1', 'replica' || '1');"
|
|
)
|
|
|
|
dummy_node.query(
|
|
"CREATE DATABASE modify_comment_db ENGINE = Replicated('/test/modify_comment', 'shard1', 'replica' || '2');"
|
|
)
|
|
|
|
main_node.query(
|
|
"CREATE TABLE modify_comment_db.modify_comment_table (d Date, k UInt64, i32 Int32) ENGINE=ReplicatedMergeTree ORDER BY k PARTITION BY toYYYYMM(d);"
|
|
)
|
|
|
|
def restart_verify_not_readonly():
|
|
main_node.restart_clickhouse()
|
|
assert (
|
|
main_node.query(
|
|
"SELECT is_readonly FROM system.replicas WHERE table = 'modify_comment_table'"
|
|
)
|
|
== "0\n"
|
|
)
|
|
dummy_node.restart_clickhouse()
|
|
assert (
|
|
dummy_node.query(
|
|
"SELECT is_readonly FROM system.replicas WHERE table = 'modify_comment_table'"
|
|
)
|
|
== "0\n"
|
|
)
|
|
|
|
main_node.query(
|
|
"ALTER TABLE modify_comment_db.modify_comment_table COMMENT COLUMN d 'Some comment'"
|
|
)
|
|
|
|
restart_verify_not_readonly()
|
|
|
|
main_node.query(
|
|
"ALTER TABLE modify_comment_db.modify_comment_table MODIFY COMMENT 'Some error comment'"
|
|
)
|
|
|
|
restart_verify_not_readonly()
|
|
|
|
main_node.query("DROP DATABASE modify_comment_db SYNC")
|
|
dummy_node.query("DROP DATABASE modify_comment_db SYNC")
|
|
|
|
|
|
def test_table_metadata_corruption(started_cluster):
|
|
main_node.query("DROP DATABASE IF EXISTS table_metadata_corruption")
|
|
dummy_node.query("DROP DATABASE IF EXISTS table_metadata_corruption")
|
|
|
|
main_node.query(
|
|
"CREATE DATABASE table_metadata_corruption ENGINE = Replicated('/clickhouse/databases/table_metadata_corruption', 'shard1', 'replica1');"
|
|
)
|
|
dummy_node.query(
|
|
"CREATE DATABASE table_metadata_corruption ENGINE = Replicated('/clickhouse/databases/table_metadata_corruption', 'shard1', 'replica2');"
|
|
)
|
|
|
|
create_some_tables("table_metadata_corruption")
|
|
|
|
main_node.query("SYSTEM SYNC DATABASE REPLICA table_metadata_corruption")
|
|
dummy_node.query("SYSTEM SYNC DATABASE REPLICA table_metadata_corruption")
|
|
|
|
# Server should handle this by throwing an exception during table loading, which should lead to server shutdown
|
|
corrupt = "sed --follow-symlinks -i 's/ReplicatedMergeTree/CorruptedMergeTree/' /var/lib/clickhouse/metadata/table_metadata_corruption/rmt1.sql"
|
|
|
|
print(f"Corrupting metadata using `{corrupt}`")
|
|
dummy_node.stop_clickhouse(kill=True)
|
|
dummy_node.exec_in_container(["bash", "-c", corrupt])
|
|
|
|
query = (
|
|
"SELECT name, uuid, create_table_query FROM system.tables WHERE database='table_metadata_corruption' AND name NOT LIKE '.inner_id.%' "
|
|
"ORDER BY name SETTINGS show_table_uuid_in_table_create_query_if_not_nil=1"
|
|
)
|
|
expected = main_node.query(query)
|
|
|
|
# We expect clickhouse server to shutdown without LOGICAL_ERRORs or deadlocks
|
|
dummy_node.start_clickhouse(expected_to_fail=True)
|
|
assert not dummy_node.contains_in_log("LOGICAL_ERROR")
|
|
|
|
fix_corrupt = "sed --follow-symlinks -i 's/CorruptedMergeTree/ReplicatedMergeTree/' /var/lib/clickhouse/metadata/table_metadata_corruption/rmt1.sql"
|
|
print(f"Fix corrupted metadata using `{fix_corrupt}`")
|
|
dummy_node.exec_in_container(["bash", "-c", fix_corrupt])
|
|
|
|
dummy_node.start_clickhouse()
|
|
assert_eq_with_retry(dummy_node, query, expected)
|
|
|
|
main_node.query("DROP DATABASE IF EXISTS table_metadata_corruption")
|
|
dummy_node.query("DROP DATABASE IF EXISTS table_metadata_corruption")
|