mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-21 07:01:59 +00:00
49 lines
2.1 KiB
SQL
49 lines
2.1 KiB
SQL
DROP TABLE IF EXISTS stripe1;
|
|
DROP TABLE IF EXISTS stripe2;
|
|
DROP TABLE IF EXISTS stripe3;
|
|
DROP TABLE IF EXISTS stripe4;
|
|
DROP TABLE IF EXISTS stripe5;
|
|
DROP TABLE IF EXISTS stripe6;
|
|
DROP TABLE IF EXISTS stripe7;
|
|
DROP TABLE IF EXISTS stripe8;
|
|
DROP TABLE IF EXISTS stripe9;
|
|
DROP TABLE IF EXISTS stripe10;
|
|
DROP TABLE IF EXISTS merge_00401;
|
|
|
|
CREATE TABLE stripe1 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe2 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe3 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe4 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe5 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe6 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe7 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe8 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe9 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
CREATE TABLE stripe10 ENGINE = StripeLog AS SELECT number AS x FROM system.numbers LIMIT 10;
|
|
|
|
CREATE TABLE merge_00401 AS stripe1 ENGINE = Merge(currentDatabase(), '^stripe\\d+');
|
|
|
|
SELECT x, count() FROM merge_00401 GROUP BY x ORDER BY x;
|
|
SET max_threads = 1;
|
|
SELECT x, count() FROM merge_00401 GROUP BY x ORDER BY x;
|
|
SET max_threads = 2;
|
|
SELECT x, count() FROM merge_00401 GROUP BY x ORDER BY x;
|
|
SET max_threads = 5;
|
|
SELECT x, count() FROM merge_00401 GROUP BY x ORDER BY x;
|
|
SET max_threads = 10;
|
|
SELECT x, count() FROM merge_00401 GROUP BY x ORDER BY x;
|
|
SET max_threads = 20;
|
|
SELECT x, count() FROM merge_00401 GROUP BY x ORDER BY x;
|
|
|
|
DROP TABLE IF EXISTS stripe1;
|
|
DROP TABLE IF EXISTS stripe2;
|
|
DROP TABLE IF EXISTS stripe3;
|
|
DROP TABLE IF EXISTS stripe4;
|
|
DROP TABLE IF EXISTS stripe5;
|
|
DROP TABLE IF EXISTS stripe6;
|
|
DROP TABLE IF EXISTS stripe7;
|
|
DROP TABLE IF EXISTS stripe8;
|
|
DROP TABLE IF EXISTS stripe9;
|
|
DROP TABLE IF EXISTS stripe10;
|
|
DROP TABLE IF EXISTS merge_00401;
|