mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-08 23:42:02 +00:00
78 lines
2.8 KiB
Bash
Executable File
78 lines
2.8 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
CUR_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
|
|
# shellcheck source=../shell_config.sh
|
|
. "$CUR_DIR"/../shell_config.sh
|
|
|
|
function were_parallel_replicas_used ()
|
|
{
|
|
$CLICKHOUSE_CLIENT --query "SYSTEM FLUSH LOGS"
|
|
|
|
# Not using current_database = '$CLICKHOUSE_DATABASE' as nested parallel queries aren't run with it
|
|
$CLICKHOUSE_CLIENT --query "
|
|
SELECT
|
|
initial_query_id,
|
|
concat('Used parallel replicas: ', (countIf(initial_query_id != query_id) != 0)::bool::String) as used
|
|
FROM system.query_log
|
|
WHERE event_date >= yesterday()
|
|
AND initial_query_id = '$1'
|
|
GROUP BY initial_query_id
|
|
ORDER BY min(event_time_microseconds) ASC
|
|
FORMAT TSV"
|
|
}
|
|
|
|
$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS nested"
|
|
$CLICKHOUSE_CLIENT --query "CREATE TABLE nested (x UInt8) ENGINE = MergeTree ORDER BY () AS Select 1";
|
|
|
|
query_id="02901_parallel_replicas_rollup-$CLICKHOUSE_DATABASE"
|
|
$CLICKHOUSE_CLIENT \
|
|
--query_id "${query_id}" \
|
|
--max_parallel_replicas 3 \
|
|
--prefer_localhost_replica 1 \
|
|
--cluster_for_parallel_replicas "test_cluster_one_shard_three_replicas_localhost" \
|
|
--allow_experimental_parallel_reading_from_replicas 1 \
|
|
--parallel_replicas_for_non_replicated_merge_tree 1 \
|
|
--parallel_replicas_min_number_of_rows_per_replica 0 \
|
|
--query "
|
|
SELECT 1 FROM nested
|
|
GROUP BY 1 WITH ROLLUP
|
|
ORDER BY max((SELECT 1 WHERE 0));
|
|
";
|
|
were_parallel_replicas_used $query_id
|
|
|
|
# It was a bug in analyzer distributed header.
|
|
echo "Distributed query with analyzer"
|
|
$CLICKHOUSE_CLIENT --query "SELECT 1 FROM remote('127.0.0.{2,3}', currentDatabase(), nested) GROUP BY 1 WITH ROLLUP ORDER BY max((SELECT 1 WHERE 0))"
|
|
|
|
$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS nested"
|
|
|
|
|
|
$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS days"
|
|
$CLICKHOUSE_CLIENT --query "
|
|
CREATE TABLE days
|
|
(
|
|
year Int64,
|
|
month Int64,
|
|
day Int64
|
|
)
|
|
ENGINE = MergeTree()
|
|
ORDER BY year";
|
|
$CLICKHOUSE_CLIENT --query "
|
|
INSERT INTO days VALUES (2019, 1, 5), (2019, 1, 15), (2020, 1, 5), (2020, 1, 15), (2020, 10, 5), (2020, 10, 15);
|
|
";
|
|
|
|
# Note that we enforce ordering of the final output because it's not guaranteed by GROUP BY ROLLUP, only the values of count() are
|
|
query_id="02901_parallel_replicas_rollup2-$CLICKHOUSE_DATABASE"
|
|
$CLICKHOUSE_CLIENT \
|
|
--query_id "${query_id}" \
|
|
--max_parallel_replicas 3 \
|
|
--prefer_localhost_replica 1 \
|
|
--cluster_for_parallel_replicas "test_cluster_one_shard_three_replicas_localhost" \
|
|
--allow_experimental_parallel_reading_from_replicas 1 \
|
|
--parallel_replicas_for_non_replicated_merge_tree 1 \
|
|
--parallel_replicas_min_number_of_rows_per_replica 0 \
|
|
--query "SELECT * FROM (SELECT year, month, day, count(*) FROM days GROUP BY year, month, day WITH ROLLUP) ORDER BY 1, 2, 3";
|
|
|
|
were_parallel_replicas_used $query_id
|
|
$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS days"
|