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28 lines
1.0 KiB
Plaintext
28 lines
1.0 KiB
Plaintext
-- { 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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1
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select count() from testX;
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10
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select count() from testXA;
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10
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select count() from testXB;
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0
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select count() from testXC;
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10
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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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1
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select count() from testX;
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20
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select count() from testXA;
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20
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select count() from testXB;
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0
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select count() from testXC;
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20
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