mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-29 19:12:03 +00:00
74 lines
2.6 KiB
SQL
74 lines
2.6 KiB
SQL
-- Tags: no-random-merge-tree-settings, no-replicated-database
|
|
-- Tag no-replicated-database: Old syntax is not allowed
|
|
-- The test use replicated table to test serialize and deserialize column with settings declaration on zookeeper
|
|
-- Tests column-level settings for MergeTree* tables
|
|
|
|
DROP TABLE IF EXISTS tab;
|
|
|
|
CREATE TABLE tab
|
|
(
|
|
id UInt64,
|
|
long_string String SETTINGS (min_compress_block_size = 163840, max_compress_block_size = 163840),
|
|
v1 String,
|
|
v2 UInt64,
|
|
v3 Float32,
|
|
v4 Float64
|
|
)
|
|
ENGINE = ReplicatedMergeTree('/clickhouse/tables/{database}/tab/2870', 'r1')
|
|
ORDER BY id
|
|
SETTINGS min_bytes_for_wide_part = 1;
|
|
|
|
SHOW CREATE tab;
|
|
|
|
INSERT INTO TABLE tab SELECT number, randomPrintableASCII(1000), randomPrintableASCII(10), rand(number), rand(number+1), rand(number+2) FROM numbers(1000);
|
|
SELECT count() FROM tab;
|
|
|
|
SELECT formatQuery('ALTER TABLE tab MODIFY COLUMN long_string MODIFY SETTING min_compress_block_size = 8192;');
|
|
ALTER TABLE tab MODIFY COLUMN long_string MODIFY SETTING min_compress_block_size = 8192;
|
|
SHOW CREATE tab;
|
|
|
|
SELECT formatQuery('ALTER TABLE tab MODIFY COLUMN long_string RESET SETTING min_compress_block_size;');
|
|
ALTER TABLE tab MODIFY COLUMN long_string RESET SETTING min_compress_block_size;
|
|
SHOW CREATE tab;
|
|
|
|
SELECT formatQuery('ALTER TABLE tab MODIFY COLUMN long_string REMOVE SETTINGS;');
|
|
ALTER TABLE tab MODIFY COLUMN long_string REMOVE SETTINGS;
|
|
SHOW CREATE tab;
|
|
|
|
SELECT formatQuery('ALTER TABLE tab MODIFY COLUMN long_string String SETTINGS (min_compress_block_size = 163840, max_compress_block_size = 163840);');
|
|
ALTER TABLE tab MODIFY COLUMN long_string String SETTINGS (min_compress_block_size = 163840, max_compress_block_size = 163840);
|
|
SHOW CREATE tab;
|
|
|
|
DROP TABLE tab;
|
|
|
|
SELECT '---';
|
|
|
|
SET allow_experimental_object_type = 1;
|
|
|
|
CREATE TABLE tab
|
|
(
|
|
id UInt64,
|
|
tup Tuple(UInt64, UInt64) SETTINGS (min_compress_block_size = 81920, max_compress_block_size = 163840),
|
|
json JSON SETTINGS (min_compress_block_size = 81920, max_compress_block_size = 163840),
|
|
)
|
|
ENGINE = MergeTree
|
|
ORDER BY id
|
|
SETTINGS min_bytes_for_wide_part = 1;
|
|
|
|
INSERT INTO TABLE tab SELECT number, tuple(number, number), concat('{"key": ', toString(number), ' ,"value": ', toString(rand(number+1)), '}') FROM numbers(1000);
|
|
SELECT tup, json.key AS key FROM tab ORDER BY key LIMIT 10;
|
|
|
|
DROP TABLE tab;
|
|
|
|
SELECT '---';
|
|
|
|
-- Unsupported column-level settings are rejected
|
|
CREATE TABLE tab
|
|
(
|
|
id UInt64,
|
|
long_string String SETTINGS (min_block_size = 81920, max_compress_block_size = 163840),
|
|
)
|
|
ENGINE = MergeTree
|
|
ORDER BY id
|
|
SETTINGS min_bytes_for_wide_part = 1; -- {serverError UNKNOWN_SETTING}
|