ClickHouse/tests/integration/test_default_compression_codec/configs/default_compression.xml

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<yandex>
<compression>
<case>
<!-- Conditions. All must be satisfied simultaneously. Some conditions may not be specified. -->
<min_part_size>0</min_part_size> <!-- The minimum size of a part in bytes. -->
<min_part_size_ratio>0</min_part_size_ratio> <!-- The minimum size of the part relative to all the data in the table. -->
<!-- Which compression method to choose. -->
<method>zstd</method>
<level>10</level>
</case>
<case>
<!-- Conditions. All must be satisfied simultaneously. Some conditions may not be specified. -->
<min_part_size>1024</min_part_size> <!-- The minimum size of a part in bytes. -->
<min_part_size_ratio>0</min_part_size_ratio> <!-- The minimum size of the part relative to all the data in the table. -->
<!-- Which compression method to choose. -->
<method>lz4hc</method>
<level>10</level>
</case>
<case>
<!-- Conditions. All must be satisfied simultaneously. Some conditions may not be specified. -->
<min_part_size>11024</min_part_size> <!-- The minimum size of a part in bytes. -->
<min_part_size_ratio>0</min_part_size_ratio> <!-- The minimum size of the part relative to all the data in the table. -->
<!-- Which compression method to choose. -->
<method>lz4</method>
</case>
</compression>
</yandex>