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Test for system.data_skipping_indices with MaterializedMySQL

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Filipp Ozinov 2023-08-17 12:50:44 +04:00 committed by GitHub
parent 5a180b53ed
commit e609a9f3d1
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1 changed files with 34 additions and 0 deletions
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34
tests/integration/test_materialized_mysql_database/materialized_with_ddl.py
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@ -2637,3 +2637,37 @@ def create_table_as_select(clickhouse_node, mysql_node, service_name):
clickhouse_node.query(f"DROP DATABASE IF EXISTS {db}")
mysql_node.query(f"DROP DATABASE IF EXISTS {db}")
def table_with_indexes(clickhouse_node, mysql_node, service_name):
db = "table_with_indexes"
mysql_node.query(f"DROP DATABASE IF EXISTS {db}")
clickhouse_node.query(f"DROP DATABASE IF EXISTS {db}")
mysql_node.query(f"CREATE DATABASE {db}")
mysql_node.query(
f"CREATE TABLE {db}.t1(id INT NOT NULL PRIMARY KEY,"
f"data varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL) ENGINE = InnoDB"
)
mysql_node.query(f"INSERT INTO {db}.t1 VALUES(1, 'some test string 1')")
mysql_node.query(f"INSERT INTO {db}.t1 VALUES(2, 'some test string 2')")
clickhouse_node.query(
f"""
CREATE DATABASE {db} ENGINE = MaterializeMySQL('{service_name}:3306', '{db}', 'root', 'clickhouse')
TABLE OVERRIDE t1 (COLUMNS (
INDEX data_idx data TYPE ngrambf_v1(5, 65536, 4, 0) GRANULARITY 1
))
"""
)
check_query(
clickhouse_node,
"SELECT data_uncompressed_bytes FROM system.data_skipping_indices WHERE "
"database = 'table_with_indexes' and table = 't1' and name = 'data_idx'",
'65536\n',
)
mysql_node.query(f"DROP DATABASE IF EXISTS {db}")
clickhouse_node.query(f"DROP DATABASE IF EXISTS {db}")