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72 lines
1.8 KiB
Python
72 lines
1.8 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import TSV
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cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance("node")
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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_freeze_table(started_cluster):
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node.query(
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"""
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CREATE TABLE table_for_freeze
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(
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key UInt64,
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value String
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)
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ENGINE = MergeTree()
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ORDER BY key
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PARTITION BY key % 10;
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"""
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)
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node.query(
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"""
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INSERT INTO table_for_freeze SELECT number, toString(number) from numbers(10);
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"""
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)
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freeze_result = TSV.toMat(
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node.query(
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"""
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ALTER TABLE table_for_freeze
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FREEZE WITH NAME 'test_01417'
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FORMAT TSVWithNames
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SETTINGS alter_partition_verbose_result = 1;
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"""
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)
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)
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assert 11 == len(freeze_result)
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path_col_ix = freeze_result[0].index("part_backup_path")
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for row in freeze_result[1:]: # skip header
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part_backup_path = row[path_col_ix]
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node.exec_in_container(["bash", "-c", "test -d {}".format(part_backup_path)])
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freeze_result = TSV.toMat(
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node.query(
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"""
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ALTER TABLE table_for_freeze
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FREEZE PARTITION '3'
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WITH NAME
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'test_01417_single_part'
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FORMAT TSVWithNames
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SETTINGS alter_partition_verbose_result = 1;
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"""
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)
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)
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assert 2 == len(freeze_result)
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path_col_ix = freeze_result[0].index("part_backup_path")
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for row in freeze_result[1:]: # skip header
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part_backup_path = row[path_col_ix]
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assert "test_01417_single_part" in part_backup_path
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node.exec_in_container(["bash", "-c", "test -d {}".format(part_backup_path)])
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