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50 lines
2.0 KiB
Bash
Executable File
50 lines
2.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Tags: zookeeper, no-replicated-database
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CUR_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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# shellcheck source=../shell_config.sh
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. "$CUR_DIR"/../shell_config.sh
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${CLICKHOUSE_CLIENT} --multiline --multiquery -q """
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drop table if exists forget_partition;
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create table forget_partition
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(
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k UInt64,
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d Date,
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v String
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)
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engine = ReplicatedMergeTree('/test/02995/{database}/rmt', '1')
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order by (k, d)
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partition by toYYYYMMDD(d)
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-- Reduce max_merge_selecting_sleep_ms and max_cleanup_delay_period to speed up the part being dropped from memory (RMT)
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-- Same with old_parts_lifetime for SMT
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SETTINGS old_parts_lifetime=5, merge_selecting_sleep_ms=1000, max_merge_selecting_sleep_ms=5000, cleanup_delay_period=3, max_cleanup_delay_period=5;
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insert into forget_partition select number, '2024-01-01' + interval number day, randomString(20) from system.numbers limit 10;
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alter table forget_partition drop partition '20240101';
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alter table forget_partition drop partition '20240102';
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"""
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# DROP PARTITION do not wait for a part to be removed from memory due to possible concurrent SELECTs, so we have to do wait manually here
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while [[ $(${CLICKHOUSE_CLIENT} -q "select count() from system.parts where database=currentDatabase() and table='forget_partition' and partition IN ('20240101', '20240102')") != 0 ]]; do sleep 1; done
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${CLICKHOUSE_CLIENT} --multiline --multiquery -q """
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set allow_unrestricted_reads_from_keeper=1;
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select '---before---';
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select name from system.zookeeper where path = '/test/02995/' || currentDatabase() || '/rmt/block_numbers' order by name;
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alter table forget_partition forget partition '20240103'; -- {serverError CANNOT_FORGET_PARTITION}
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alter table forget_partition forget partition '20240203'; -- {serverError CANNOT_FORGET_PARTITION}
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alter table forget_partition forget partition '20240101';
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select '---after---';
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select name from system.zookeeper where path = '/test/02995/' || currentDatabase() || '/rmt/block_numbers' order by name;
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drop table forget_partition;
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"""
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