ClickHouse/tests/queries/0_stateless/01356_view_threads.sql

-- Tags: no-parallel, no-fasttest
-- no-parallel: it checks the number of threads, which can be lowered in presence of other queries

drop table if exists table_01356_view_threads;

create view table_01356_view_threads as select number % 10 as g, sum(number) as s from numbers_mt(1000000) group by g;

set log_queries = 1;
set max_threads = 16;
select g % 2 as gg, sum(s) from table_01356_view_threads group by gg order by gg;

system flush logs;
select length(thread_ids) >= 16 from system.query_log where current_database = currentDatabase() AND event_date >= today() - 1 and lower(query) like '%select g % 2 as gg, sum(s) from table_01356_view_threads group by gg order by gg%' and type = 'QueryFinish' order by query_start_time desc limit 1;

drop table if exists table_01356_view_threads;