ClickHouse/tests/performance/aggregation_by_partitions.xml
2023-01-30 17:11:56 +00:00

50 lines
1.9 KiB
XML

<test>
<settings>
<!-- will enable in a subsequent PR -->
<!-- <allow_aggregate_partitions_independently>1</allow_aggregate_partitions_independently> -->
<!-- <force_aggregate_partitions_independently>1</force_aggregate_partitions_independently> -->
<!-- <max_number_of_partitions_for_independent_aggregation>256</max_number_of_partitions_for_independent_aggregation> -->
<max_memory_usage>0</max_memory_usage>
<max_partitions_per_insert_block>256</max_partitions_per_insert_block>
</settings>
<substitutions>
<substitution>
<name>size</name>
<values>
<!-- <value>10000</value> -->
<value>100000</value>
<value>1000000</value>
<value>10000000</value>
<!-- <value>100000000</value> -->
</values>
</substitution>
<substitution>
<name>partitions</name>
<values>
<!-- <value>2</value> -->
<!-- <value>4</value> -->
<!-- <value>8</value> -->
<value>16</value>
<value>32</value>
<value>64</value>
<!-- <value>128</value> -->
<!-- <value>256</value> -->
</values>
</substitution>
</substitutions>
<create_query>create table t_{size}_{partitions}(a UInt64) engine=MergeTree order by a partition by sipHash64(a) % {partitions}</create_query>
<fill_query>insert into t_{size}_{partitions} select * from numbers_mt({size})</fill_query>
<fill_query>optimize table t_{size}_{partitions} final</fill_query>
<query>select a from t_{size}_{partitions} group by a format Null</query>
<query>select a from t_{size}_{partitions} group by a format Null settings optimize_aggregation_in_order = 1</query>
<drop_query>drop table t_{size}_{partitions}</drop_query>
</test>