import time import pytest from helpers.cluster import ClickHouseCluster cluster = ClickHouseCluster(__file__) node1 = cluster.add_instance('node1', with_zookeeper=True) node2 = cluster.add_instance('node2', with_zookeeper=True) node3 = cluster.add_instance('node3', with_zookeeper=True, image='yandex/clickhouse-server', tag='19.1.14', with_installed_binary=True) @pytest.fixture(scope="module") def start_cluster(): try: cluster.start() time.sleep(1) yield cluster finally: cluster.shutdown() def test_creating_table_different_setting(start_cluster): node1.query( "CREATE TABLE t1 (c1 String, c2 String) ENGINE=ReplicatedMergeTree('/clickhouse/t1', '1') ORDER BY tuple(c1) SETTINGS index_granularity_bytes = 0") node1.query("INSERT INTO t1 VALUES('x', 'y')") node2.query( "CREATE TABLE t1 (c1 String, c2 String) ENGINE=ReplicatedMergeTree('/clickhouse/t1', '2') ORDER BY tuple(c1) SETTINGS enable_mixed_granularity_parts = 0") node1.query("INSERT INTO t1 VALUES('a', 'b')") node2.query("SYSTEM SYNC REPLICA t1", timeout=5) node1.query("SELECT count() FROM t1") == "2\n" node2.query("SELECT count() FROM t1") == "1\n" node2.query("INSERT INTO t1 VALUES('c', 'd')") node1.query("SYSTEM SYNC REPLICA t1", timeout=5) # replication works node1.query("SELECT count() FROM t1") == "3\n" node2.query("SELECT count() FROM t1") == "2\n" # OPTIMIZE also works correctly node2.query("OPTIMIZE TABLE t1 FINAL") == "3\n" node1.query("SYSTEM SYNC REPLICA t1", timeout=5) node1.query("SELECT count() FROM t1") == "3\n" node2.query("SELECT count() FROM t1") == "2\n" path_part = node1.query( "SELECT path FROM system.parts WHERE table = 't1' AND active=1 ORDER BY partition DESC LIMIT 1").strip() with pytest.raises(Exception): # check that we have no adaptive files node1.exec_in_container(["bash", "-c", "find {p} -name '*.mrk2' | grep '.*'".format(p=path_part)]) path_part = node2.query( "SELECT path FROM system.parts WHERE table = 't1' AND active=1 ORDER BY partition DESC LIMIT 1").strip() with pytest.raises(Exception): # check that we have no adaptive files node2.exec_in_container(["bash", "-c", "find {p} -name '*.mrk2' | grep '.*'".format(p=path_part)]) def test_old_node_with_new_node(start_cluster): node3.query( "CREATE TABLE t2 (c1 String, c2 String) ENGINE=ReplicatedMergeTree('/clickhouse/t2', '3') ORDER BY tuple(c1)") node3.query("INSERT INTO t2 VALUES('x', 'y')") node2.query( "CREATE TABLE t2 (c1 String, c2 String) ENGINE=ReplicatedMergeTree('/clickhouse/t2', '2') ORDER BY tuple(c1) SETTINGS enable_mixed_granularity_parts = 0") node3.query("INSERT INTO t2 VALUES('a', 'b')") node2.query("SYSTEM SYNC REPLICA t2", timeout=5) node3.query("SELECT count() FROM t2") == "2\n" node2.query("SELECT count() FROM t2") == "1\n" node2.query("INSERT INTO t2 VALUES('c', 'd')") node3.query("SYSTEM SYNC REPLICA t2", timeout=5) # replication works node3.query("SELECT count() FROM t2") == "3\n" node2.query("SELECT count() FROM t2") == "2\n" # OPTIMIZE also works correctly node3.query("OPTIMIZE table t2 FINAL") node2.query("SYSTEM SYNC REPLICA t2", timeout=5) node3.query("SELECT count() FROM t2") == "3\n" node2.query("SELECT count() FROM t2") == "2\n" path_part = node3.query( "SELECT path FROM system.parts WHERE table = 't2' AND active=1 ORDER BY partition DESC LIMIT 1").strip() with pytest.raises(Exception): # check that we have no adaptive files node3.exec_in_container(["bash", "-c", "find {p} -name '*.mrk2' | grep '.*'".format(p=path_part)]) path_part = node2.query( "SELECT path FROM system.parts WHERE table = 't2' AND active=1 ORDER BY partition DESC LIMIT 1").strip() with pytest.raises(Exception): # check that we have no adaptive files node2.exec_in_container(["bash", "-c", "find {p} -name '*.mrk2' | grep '.*'".format(p=path_part)])