mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-20 08:40:50 +00:00
60 lines
1.7 KiB
Bash
Executable File
60 lines
1.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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# shellcheck source=../shell_config.sh
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. "$CURDIR"/../shell_config.sh
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# shellcheck source=./mergetree_mutations.lib
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. "$CURDIR"/mergetree_mutations.lib
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${CLICKHOUSE_CLIENT} -n --query "
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DROP TABLE IF EXISTS t_delay_mutations SYNC;
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CREATE TABLE t_delay_mutations (id UInt64, v UInt64)
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ENGINE = MergeTree ORDER BY id
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SETTINGS
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number_of_mutations_to_delay = 2,
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number_of_mutations_to_throw = 10,
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min_delay_to_mutate_ms = 10,
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min_delay_to_mutate_ms = 1000;
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SET mutations_sync = 0;
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SYSTEM STOP MERGES t_delay_mutations;
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INSERT INTO t_delay_mutations VALUES (1, 2);
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ALTER TABLE t_delay_mutations UPDATE v = 3 WHERE 1;
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ALTER TABLE t_delay_mutations UPDATE v = 4 WHERE 1;
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ALTER TABLE t_delay_mutations UPDATE v = 5 WHERE 1;
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ALTER TABLE t_delay_mutations UPDATE v = 6 WHERE 1;
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SELECT * FROM t_delay_mutations ORDER BY id;
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SELECT count() FROM system.mutations WHERE database = currentDatabase() AND table = 't_delay_mutations' AND NOT is_done;
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"
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${CLICKHOUSE_CLIENT} --query "SYSTEM START MERGES t_delay_mutations"
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wait_for_mutation "t_delay_mutations" "mutation_5.txt"
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${CLICKHOUSE_CLIENT} -n --query "
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SELECT * FROM t_delay_mutations ORDER BY id;
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SELECT count() FROM system.mutations WHERE database = currentDatabase() AND table = 't_delay_mutations' AND NOT is_done;
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DROP TABLE IF EXISTS t_delay_mutations SYNC;
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"
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${CLICKHOUSE_CLIENT} -n --query "
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SYSTEM FLUSH LOGS;
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SELECT
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query,
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ProfileEvents['DelayedMutations'],
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ProfileEvents['DelayedMutationsMilliseconds'] BETWEEN 10 AND 1000
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FROM system.query_log
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WHERE
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type = 'QueryFinish' AND
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current_database = '$CLICKHOUSE_DATABASE' AND
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query ILIKE 'ALTER TABLE t_delay_mutations UPDATE%'
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ORDER BY query;
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"
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