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20 lines
957 B
SQL
20 lines
957 B
SQL
drop table if exists table_01323_many_parts;
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create table table_01323_many_parts (x UInt64) engine = MergeTree order by x partition by x % 100;
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set max_partitions_per_insert_block = 100;
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insert into table_01323_many_parts select number from numbers(100000);
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set max_threads = 16;
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set log_queries = 1;
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select x from table_01323_many_parts limit 10 format Null;
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system flush logs;
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select length(thread_ids) <= 4 from system.query_log where event_date >= today() - 1 and lower(query) like '%select x from table_01323_many_parts%' and type = 'QueryFinish' order by query_start_time desc limit 1;
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select x from table_01323_many_parts order by x limit 10 format Null;
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system flush logs;
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select length(thread_ids) <= 20 from system.query_log where event_date >= today() - 1 and lower(query) like '%select x from table_01323_many_parts order by x%' and type = 'QueryFinish' order by query_start_time desc limit 1;
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drop table if exists table_01323_many_parts;
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