ClickHouse/tests/queries/0_stateless/00971_merge_tree_uniform_read_distribution_and_max_rows_to_read.sql
Ivan 97f2a2213e
Move all folders inside /dbms one level up (#9974)
* Move some code outside dbms/src folder
* Fix paths
2020-04-02 02:51:21 +03:00

23 lines
663 B
SQL

DROP TABLE IF EXISTS merge_tree;
CREATE TABLE merge_tree (x UInt8) ENGINE = MergeTree ORDER BY x;
INSERT INTO merge_tree SELECT 0 FROM numbers(1000000);
SET max_threads = 4;
SET max_rows_to_read = 1100000;
SET merge_tree_uniform_read_distribution = 1;
SELECT count() FROM merge_tree;
SET merge_tree_uniform_read_distribution = 0;
SELECT count() FROM merge_tree;
SET max_rows_to_read = 900000;
SET merge_tree_uniform_read_distribution = 1;
SELECT count() FROM merge_tree WHERE not ignore(); -- { serverError 158 }
SET merge_tree_uniform_read_distribution = 0;
SELECT count() FROM merge_tree WHERE not ignore(); -- { serverError 158 }
DROP TABLE merge_tree;