ClickHouse/tests/performance/groupby_onekey_nullable.xml

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<test>
<settings>
<max_insert_threads>8</max_insert_threads>
<allow_experimental_projection_optimization>0</allow_experimental_projection_optimization>
</settings>
<substitutions>
<substitution>
<name>key_type</name>
<values>
<value>key_string</value>
<value>key_string_two_level</value>
<value>key_fixed_string</value>
<value>key_int64</value>
<value>key_int64_two_level</value>
<value>key_int32</value>
<value>key_int32_two_level</value>
<value>Key_int16</value>
<value>key_int8</value>
</values>
</substitution>
</substitutions>
<create_query>
CREATE TABLE t_nullable
(
key_string Nullable(String),
key_string_two_level Nullable(String),
key_fixed_string Nullable(FixedString(3)),
key_int64 Nullable(Int64),
key_int64_two_level Nullable(Int64),
key_int32 Nullable(Int32),
key_int32_two_level Nullable(Int32),
Key_int16 Nullable(Int16),
key_int8 Nullable(Int8),
i1 Nullable(Int64),
i2 Nullable(Int64),
)
ENGINE = MergeTree
ORDER BY tuple()
</create_query>
<fill_query>insert into t_nullable select ['aa','bb','cc','dd'][number % 10000 + 1], ['aa','bb','cc','dd'][number % 200000 + 1], ['aa','bb','cc','dd'][number % 4 + 1], toInt64(number%10000), toInt64(number%200000), toInt32(number%10000), toInt32(number%200000), toInt16(number%10000), toInt8(number%100), number%6000+1, number%5000+2 from numbers_mt(20000000)</fill_query>
<fill_query>insert into t_nullable select ['aa','bb','cc','dd'][number % 10000 + 1], ['aa','bb','cc','dd'][number % 200000 + 1], ['aa','bb','cc','dd'][number % 4 + 1], toInt64(number%10000), toInt64(number%200000), toInt32(number%10000), toInt32(number%200000), toInt16(number%10000), toInt8(number%100), number%6000+1, number%5000+2 from numbers_mt(20000000)</fill_query>
<fill_query>insert into t_nullable select ['aa','bb','cc','dd'][number % 10000 + 1], ['aa','bb','cc','dd'][number % 200000 + 1], ['aa','bb','cc','dd'][number % 4 + 1], toInt64(number%10000), toInt64(number%200000), toInt32(number%10000), toInt32(number%200000), toInt16(number%10000), toInt8(number%100), number%6000+1, number%5000+2 from numbers_mt(20000000)</fill_query>
<fill_query>insert into t_nullable select ['aa','bb','cc','dd'][number % 10000 + 1], ['aa','bb','cc','dd'][number % 200000 + 1], ['aa','bb','cc','dd'][number % 4 + 1], toInt64(number%10000), toInt64(number%200000), toInt32(number%10000), toInt32(number%200000), toInt16(number%10000), toInt8(number%100), number%6000+1, number%5000+2 from numbers_mt(20000000)</fill_query>
<fill_query>OPTIMIZE TABLE t_nullable FINAL</fill_query>
<query>select min(i1), min(i2) from t_nullable group by {key_type} format Null</query>
<drop_query>drop table if exists t_nullable</drop_query>
</test>