ClickHouse/tests/performance/polymorphic_parts_s.xml

44 lines
1.9 KiB
XML

<test>
<create_query>
CREATE TABLE hits_wide AS hits_10m_single ENGINE = MergeTree()
PARTITION BY toYYYYMM(EventDate)
ORDER BY (CounterID, EventDate, intHash32(UserID))
SAMPLE BY intHash32(UserID)
SETTINGS min_rows_for_wide_part = 0, min_bytes_for_wide_part = 0
</create_query>
<create_query>
CREATE TABLE hits_compact AS hits_10m_single ENGINE = MergeTree()
PARTITION BY toYYYYMM(EventDate)
ORDER BY (CounterID, EventDate, intHash32(UserID))
SAMPLE BY intHash32(UserID)
SETTINGS min_bytes_for_wide_part = '10M'
</create_query>
<create_query>
CREATE TABLE hits_memory AS hits_10m_single ENGINE = MergeTree()
PARTITION BY toYYYYMM(EventDate)
ORDER BY (CounterID, EventDate, intHash32(UserID))
SAMPLE BY intHash32(UserID)
SETTINGS min_bytes_for_compact_part = '1M', min_bytes_for_wide_part = '10M', in_memory_parts_enable_wal = 1
</create_query>
<create_query>
CREATE TABLE hits_buffer AS hits_10m_single
ENGINE = Buffer(default, hits_wide, 1, 0, 0, 10000, 10000, 0, 0)
</create_query>
<!-- Emulate writing many parts with 1 row, because single insert query is too fast -->
<settings>
<max_block_size>1</max_block_size>
<min_insert_block_size_rows>1</min_insert_block_size_rows>
</settings>
<!-- 100 parts -->
<query>INSERT INTO hits_wide(UserID) SELECT rand() FROM numbers(100)</query>
<query>INSERT INTO hits_compact(UserID) SELECT rand() FROM numbers(1000)</query>
<query>INSERT INTO hits_buffer(UserID) SELECT rand() FROM numbers(100)</query>
<drop_query>DROP TABLE IF EXISTS hits_wide</drop_query>
<drop_query>DROP TABLE IF EXISTS hits_compact</drop_query>
<drop_query>DROP TABLE IF EXISTS hits_memory</drop_query>
<drop_query>DROP TABLE IF EXISTS hits_buffer</drop_query>
</test>