mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-10-19 23:10:50 +00:00
69 lines
1.9 KiB
SQL
69 lines
1.9 KiB
SQL
CREATE DATABASE IF NOT EXISTS test;
|
|
DROP TABLE IF EXISTS check_system_tables;
|
|
|
|
-- Check MergeTree declaration in new format
|
|
CREATE TABLE check_system_tables
|
|
(
|
|
name1 UInt8,
|
|
name2 UInt8,
|
|
name3 UInt8
|
|
) ENGINE = MergeTree()
|
|
ORDER BY name1
|
|
PARTITION BY name2
|
|
SAMPLE BY name1;
|
|
|
|
SELECT name, partition_key, sorting_key, primary_key, sampling_key
|
|
FROM system.tables
|
|
WHERE name = 'check_system_tables'
|
|
FORMAT PrettyCompactNoEscapes;
|
|
|
|
SELECT name, is_in_partition_key, is_in_sorting_key, is_in_primary_key, is_in_sampling_key
|
|
FROM system.columns
|
|
WHERE table = 'check_system_tables'
|
|
FORMAT PrettyCompactNoEscapes;
|
|
|
|
DROP TABLE IF EXISTS check_system_tables;
|
|
|
|
-- Check VersionedCollapsingMergeTree
|
|
CREATE TABLE check_system_tables
|
|
(
|
|
date Date,
|
|
value String,
|
|
version UInt64,
|
|
sign Int8
|
|
) ENGINE = VersionedCollapsingMergeTree(sign, version)
|
|
PARTITION BY date
|
|
ORDER BY date;
|
|
|
|
SELECT name, partition_key, sorting_key, primary_key, sampling_key
|
|
FROM system.tables
|
|
WHERE name = 'check_system_tables'
|
|
FORMAT PrettyCompactNoEscapes;
|
|
|
|
SELECT name, is_in_partition_key, is_in_sorting_key, is_in_primary_key, is_in_sampling_key
|
|
FROM system.columns
|
|
WHERE table = 'check_system_tables'
|
|
FORMAT PrettyCompactNoEscapes;
|
|
|
|
DROP TABLE IF EXISTS check_system_tables;
|
|
|
|
-- Check MergeTree declaration in old format
|
|
CREATE TABLE check_system_tables
|
|
(
|
|
Event Date,
|
|
UserId UInt32,
|
|
Counter UInt32
|
|
) ENGINE = MergeTree(Event, intHash32(UserId), (Counter, Event, intHash32(UserId)), 8192);
|
|
|
|
SELECT name, partition_key, sorting_key, primary_key, sampling_key
|
|
FROM system.tables
|
|
WHERE name = 'check_system_tables'
|
|
FORMAT PrettyCompactNoEscapes;
|
|
|
|
SELECT name, is_in_partition_key, is_in_sorting_key, is_in_primary_key, is_in_sampling_key
|
|
FROM system.columns
|
|
WHERE table = 'check_system_tables'
|
|
FORMAT PrettyCompactNoEscapes;
|
|
|
|
DROP TABLE IF EXISTS check_system_tables;
|