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https://github.com/ClickHouse/ClickHouse.git
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40 lines
1.3 KiB
Bash
Executable File
40 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Tags: race, no-debug
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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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$CLICKHOUSE_CLIENT --query="DROP TABLE IF EXISTS table_for_concurrent_alter"
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$CLICKHOUSE_CLIENT --query="CREATE TABLE table_for_concurrent_alter (id UInt64, Data String) ENGINE = MergeTree() ORDER BY id SETTINGS index_granularity=4096, index_granularity_bytes = '10Mi';";
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n=0
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while [ "$n" -lt 50 ];
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do
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n=$(( n + 1 ))
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$CLICKHOUSE_CLIENT --query="INSERT INTO table_for_concurrent_alter VALUES(1, 'Hello')" > /dev/null 2> /dev/null &
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$CLICKHOUSE_CLIENT --query="OPTIMIZE TABLE table_for_concurrent_alter FINAL" > /dev/null 2> /dev/null &
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done &
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q=0
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while [ "$q" -lt 50 ];
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do
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q=$(( q + 1 ))
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counter=$(( 100 + q ))
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$CLICKHOUSE_CLIENT --query="ALTER TABLE table_for_concurrent_alter MODIFY SETTING parts_to_throw_insert = $counter, parts_to_delay_insert = $counter, min_merge_bytes_to_use_direct_io = $counter" > /dev/null 2> /dev/null &
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done &
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sleep 4
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# if we have too many simultaneous queries
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until $CLICKHOUSE_CLIENT --query "SELECT 1" 2>/dev/null 1>/dev/null
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do
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sleep 0.5
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done
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$CLICKHOUSE_CLIENT --query "SELECT 1"
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$CLICKHOUSE_CLIENT --query="DROP TABLE IF EXISTS table_for_concurrent_alter"
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