ClickHouse/tests/performance/orc_tuple_field_prune.xml

<test>
    <settings>
        <output_format_orc_string_as_string>1</output_format_orc_string_as_string>
        <input_format_orc_row_batch_size>10000</input_format_orc_row_batch_size>
        <flatten_nested>0</flatten_nested>
    </settings>

    <fill_query>
        insert into function file('test_orc_tfp.orc', 'ORC') select * from generateRandom('int64_column Nullable(Int64), tuple_column Tuple(a Nullable(String), b Nullable(Float64), c Nullable(Int64)), array_tuple_column Array(Tuple(a Nullable(String), b Nullable(Float64), c Nullable(Int64))), map_tuple_column Map(String, Tuple(a Nullable(String), b Nullable(Float64), c Nullable(Int64)))') limit 1000000
    </fill_query>
   
    <drop_query>DROP TABLE IF EXISTS test_orc_tfp</drop_query>

    <query>select * from file('test_orc_tfp.orc', 'ORC', 'int64_column Int64, tuple_column Tuple(c Nullable(Int64))') format Null</query>
    <query>select * from file('test_orc_tfp.orc', 'ORC', 'int64_column Int64, array_tuple_column Array(Tuple(c Nullable(Int64)))') format Null</query>
    <query>select * from file('test_orc_tfp.orc', 'ORC', 'int64_column Int64, map_tuple_column Map(String, Tuple(c Nullable(Int64)))') format Null</query>
</test>