ClickHouse/tests/performance/hashed_dictionary_sharded.xml

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<test>
<substitutions>
<substitution>
<name>layout_suffix</name>
<values>
<value>HASHED</value>
<value>SPARSE_HASHED</value>
</values>
</substitution>
<substitution>
<name>shards</name>
<values>
<value>1</value>
<value>8</value>
<value>16</value>
</values>
</substitution>
</substitutions>
<create_query>
CREATE TABLE simple_key_dictionary_source_table
(
id UInt64,
value_int UInt16
) ENGINE = Memory
</create_query>
<create_query>
CREATE TABLE complex_key_dictionary_source_table
(
id UInt64,
id_key String,
value_int UInt64
) ENGINE = Memory
</create_query>
<create_query>
CREATE DICTIONARY IF NOT EXISTS simple_key_{layout_suffix}_dictionary_s{shards}
(
id UInt64,
value_int UInt64
)
PRIMARY KEY id
SOURCE(CLICKHOUSE(TABLE 'simple_key_dictionary_source_table'))
LAYOUT({layout_suffix}(SHARDS {shards}))
LIFETIME(0)
</create_query>
<create_query>
CREATE DICTIONARY IF NOT EXISTS complex_key_{layout_suffix}_dictionary_s{shards}
(
id UInt64,
id_key String,
value_int UInt64
)
PRIMARY KEY id, id_key
SOURCE(CLICKHOUSE(TABLE 'complex_key_dictionary_source_table'))
LAYOUT(COMPLEX_KEY_{layout_suffix}(SHARDS {shards}))
LIFETIME(0)
</create_query>
<fill_query>INSERT INTO simple_key_dictionary_source_table SELECT number, number FROM numbers(3_000_000)</fill_query>
<fill_query>INSERT INTO complex_key_dictionary_source_table SELECT number, toString(number), number FROM numbers(2_000_000)</fill_query>
<fill_query>SYSTEM RELOAD DICTIONARY simple_key_{layout_suffix}_dictionary_s{shards}</fill_query>
<fill_query>SYSTEM RELOAD DICTIONARY complex_key_{layout_suffix}_dictionary_s{shards}</fill_query>
<query>SYSTEM RELOAD DICTIONARY simple_key_{layout_suffix}_dictionary_s{shards}</query>
<query>SYSTEM RELOAD DICTIONARY complex_key_{layout_suffix}_dictionary_s{shards}</query>
<query>
WITH rand64() % 3_000_000 as key
SELECT dictHas('default.simple_key_{layout_suffix}_dictionary_s{shards}', key)
FROM numbers(3_000_000)
FORMAT Null
</query>
<query>
WITH (rand64() % 2_000_000, toString(rand64() % 2_000_000)) as key
SELECT dictHas('default.complex_key_{layout_suffix}_dictionary_s{shards}', key)
FROM numbers(2_000_000)
FORMAT Null
</query>
<drop_query>DROP DICTIONARY IF EXISTS simple_key_{layout_suffix}_dictionary_s{shards}</drop_query>
<drop_query>DROP DICTIONARY IF EXISTS complex_key_{layout_suffix}_dictionary_s{shards}</drop_query>
<drop_query>DROP TABLE IF EXISTS simple_key_dictionary_source_table</drop_query>
<drop_query>DROP TABLE IF EXISTS complex_key_dictionary_source_table</drop_query>
</test>