mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 15:42:02 +00:00
49 lines
2.1 KiB
Bash
Executable File
49 lines
2.1 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
|
|
# shellcheck source=../shell_config.sh
|
|
. "$CURDIR"/../shell_config.sh
|
|
|
|
$CLICKHOUSE_CLIENT --query="DROP TABLE IF EXISTS minmax_idx;"
|
|
|
|
|
|
$CLICKHOUSE_CLIENT --query="
|
|
CREATE TABLE minmax_idx
|
|
(
|
|
u64 UInt64,
|
|
i64 Int64,
|
|
i32 Int32,
|
|
INDEX idx (i64, u64 * i64) TYPE minmax GRANULARITY 1
|
|
) ENGINE = MergeTree()
|
|
PARTITION BY i32
|
|
ORDER BY u64
|
|
SETTINGS index_granularity = 2, index_granularity_bytes = '10Mi';"
|
|
|
|
|
|
$CLICKHOUSE_CLIENT --query="INSERT INTO minmax_idx VALUES
|
|
(0, 2, 1),
|
|
(1, 1, 1),
|
|
(2, 1, 1),
|
|
(3, 1, 1),
|
|
(4, 1, 1),
|
|
(5, 2, 1),
|
|
(6, 1, 2),
|
|
(7, 1, 2),
|
|
(8, 1, 2),
|
|
(9, 1, 2)"
|
|
|
|
$CLICKHOUSE_CLIENT --query="SELECT count() FROM minmax_idx WHERE i64 = 2 SETTINGS merge_tree_read_split_ranges_into_intersecting_and_non_intersecting_injection_probability = 0.0"
|
|
$CLICKHOUSE_CLIENT --query="SELECT count() FROM minmax_idx WHERE i64 = 2 SETTINGS merge_tree_read_split_ranges_into_intersecting_and_non_intersecting_injection_probability = 0.0 FORMAT JSON" | grep "rows_read" # Returns 4
|
|
|
|
$CLICKHOUSE_CLIENT --query="ALTER TABLE minmax_idx CLEAR INDEX idx IN PARTITION 1;" --mutations_sync=1
|
|
|
|
$CLICKHOUSE_CLIENT --query="SELECT count() FROM minmax_idx WHERE i64 = 2 SETTINGS merge_tree_read_split_ranges_into_intersecting_and_non_intersecting_injection_probability = 0.0;"
|
|
$CLICKHOUSE_CLIENT --query="SELECT count() FROM minmax_idx WHERE i64 = 2 SETTINGS merge_tree_read_split_ranges_into_intersecting_and_non_intersecting_injection_probability = 0.0 FORMAT JSON" | grep "rows_read" # Returns 6
|
|
|
|
$CLICKHOUSE_CLIENT --query="ALTER TABLE minmax_idx MATERIALIZE INDEX idx IN PARTITION 1;" --mutations_sync=1
|
|
|
|
$CLICKHOUSE_CLIENT --query="SELECT count() FROM minmax_idx WHERE i64 = 2 SETTINGS merge_tree_read_split_ranges_into_intersecting_and_non_intersecting_injection_probability = 0.0;"
|
|
$CLICKHOUSE_CLIENT --query="SELECT count() FROM minmax_idx WHERE i64 = 2 SETTINGS merge_tree_read_split_ranges_into_intersecting_and_non_intersecting_injection_probability = 0.0 FORMAT JSON" | grep "rows_read" # Returns 4
|
|
|
|
$CLICKHOUSE_CLIENT --query="DROP TABLE minmax_idx"
|