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40 lines
1.6 KiB
SQL
40 lines
1.6 KiB
SQL
set max_threads = 0;
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drop table if exists testX;
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drop table if exists testXA;
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drop table if exists testXB;
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drop table if exists testXC;
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create table testX (A Int64) engine=MergeTree order by tuple();
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create materialized view testXA engine=MergeTree order by tuple() as select sleep(1) from testX;
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create materialized view testXB engine=MergeTree order by tuple() as select sleep(2), throwIf(A=1) from testX;
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create materialized view testXC engine=MergeTree order by tuple() as select sleep(1) from testX;
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-- { echoOn }
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set parallel_view_processing=1;
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insert into testX select number from numbers(10) settings log_queries=1; -- { serverError FUNCTION_THROW_IF_VALUE_IS_NON_ZERO }
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system flush logs;
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select length(thread_ids) >= 8 from system.query_log where current_database = currentDatabase() and type != 'QueryStart' and query like '%insert into testX %' and Settings['parallel_view_processing'] = '1';
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select count() from testX;
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select count() from testXA;
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select count() from testXB;
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select count() from testXC;
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set parallel_view_processing=0;
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insert into testX select number from numbers(10) settings log_queries=1; -- { serverError FUNCTION_THROW_IF_VALUE_IS_NON_ZERO }
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system flush logs;
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select length(thread_ids) >= 5 from system.query_log where current_database = currentDatabase() and type != 'QueryStart' and query like '%insert into testX %' and Settings['parallel_view_processing'] = '0';
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select count() from testX;
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select count() from testXA;
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select count() from testXB;
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select count() from testXC;
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-- { echoOff }
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drop table testX;
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drop view testXA;
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drop view testXB;
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drop view testXC;
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