mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-01 03:52:15 +00:00
9 lines
416 B
SQL
9 lines
416 B
SQL
DROP TABLE IF EXISTS hits_none;
|
|
CREATE TABLE hits_none (Title String CODEC(NONE)) ENGINE = MergeTree ORDER BY tuple() SETTINGS index_granularity = 8192, index_granularity_bytes = '10Mi';
|
|
INSERT INTO hits_none SELECT Title FROM test.hits SETTINGS enable_filesystem_cache_on_write_operations=0, max_insert_threads=16;
|
|
|
|
SET min_bytes_to_use_mmap_io = 1;
|
|
SELECT sum(length(Title)) FROM hits_none;
|
|
|
|
DROP TABLE hits_none;
|