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43 lines
1.9 KiB
SQL
43 lines
1.9 KiB
SQL
-- otherwise SYSTEM STOP DISTRIBUTED SENDS does not makes any effect (for localhost)
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-- (i.e. no .bin files and hence no sending is required)
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set prefer_localhost_replica=0;
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set distributed_directory_monitor_sleep_time_ms=50;
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drop table if exists data_01460;
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drop table if exists dist_01460;
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create table data_01460 as system.one engine=Null();
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create table dist_01460 as data_01460 engine=Distributed(test_shard_localhost, currentDatabase(), data_01460);
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select 'INSERT';
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select value from system.metrics where metric = 'DistributedFilesToInsert';
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insert into dist_01460 select * from system.one;
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select sleep(1) format Null; -- distributed_directory_monitor_sleep_time_ms
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select value from system.metrics where metric = 'DistributedFilesToInsert';
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select 'STOP/START DISTRIBUTED SENDS';
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system stop distributed sends dist_01460;
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insert into dist_01460 select * from system.one;
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select sleep(1) format Null; -- distributed_directory_monitor_sleep_time_ms
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select value from system.metrics where metric = 'DistributedFilesToInsert';
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system start distributed sends dist_01460;
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select sleep(1) format Null; -- distributed_directory_monitor_sleep_time_ms
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select value from system.metrics where metric = 'DistributedFilesToInsert';
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select 'FLUSH DISTRIBUTED';
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system stop distributed sends dist_01460;
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insert into dist_01460 select * from system.one;
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select sleep(1) format Null; -- distributed_directory_monitor_sleep_time_ms
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select value from system.metrics where metric = 'DistributedFilesToInsert';
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system flush distributed dist_01460;
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select value from system.metrics where metric = 'DistributedFilesToInsert';
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select 'DROP TABLE';
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system stop distributed sends dist_01460;
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insert into dist_01460 select * from system.one;
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select sleep(1) format Null; -- distributed_directory_monitor_sleep_time_ms
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select value from system.metrics where metric = 'DistributedFilesToInsert';
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drop table dist_01460;
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select value from system.metrics where metric = 'DistributedFilesToInsert';
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