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add test with 'ALTER MODIFY' and compact parts

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Anton Popov 2020-04-08 19:33:57 +03:00
parent c8c4dc8104
commit ae2a05d414
2 changed files with 13 additions and 0 deletions
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tests/queries/0_stateless/01114_alter_modify_compact_parts.reference Normal file
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tests/queries/0_stateless/01114_alter_modify_compact_parts.sql Normal file
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DROP TABLE IF EXISTS mt_compact;
CREATE TABLE mt_compact (d Date, id UInt32, s String)
ENGINE = MergeTree ORDER BY id PARTITION BY d
SETTINGS min_bytes_for_wide_part = 10000000, index_granularity = 128;
INSERT INTO mt_compact SELECT toDate('2020-01-05'), number, toString(number) FROM numbers(1000);
INSERT INTO mt_compact SELECT toDate('2020-01-06'), number, toString(number) FROM numbers(1000);
ALTER TABLE mt_compact MODIFY COLUMN s UInt64;
SELECT sum(s) from mt_compact;
DROP TABLE IF EXISTS mt_compact;