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Added a test

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Alexey Milovidov 2019-08-11 23:04:14 +03:00
parent fbaf6b9a4b
commit 28e0e64638
2 changed files with 21 additions and 0 deletions
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dbms/tests/queries/0_stateless/00989_parallel_parts_loading.reference Normal file
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dbms/tests/queries/0_stateless/00989_parallel_parts_loading.sql Normal file
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DROP TABLE IF EXISTS mt;
CREATE TABLE mt (x UInt64) ENGINE = MergeTree ORDER BY x SETTINGS max_part_loading_threads = 16, parts_to_delay_insert = 100000, parts_to_throw_insert = 100000;
SYSTEM STOP MERGES;
SET max_block_size = 1, min_insert_block_size_rows = 0, min_insert_block_size_bytes = 0;
INSERT INTO mt SELECT * FROM numbers(1000);
SET max_block_size = 65536;
SELECT count(), sum(x) FROM mt;
DETACH TABLE mt;
ATTACH TABLE mt;
SELECT count(), sum(x) FROM mt;
SYSTEM START MERGES;
DROP TABLE mt;